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1.
Ann Vasc Surg ; 106: 80-89, 2024 Sep.
Artigo em Inglês | MEDLINE | ID: mdl-38579908

RESUMO

BACKGROUND: The study aims to describe midterm outcomes following treatment of infrarenal abdominal aortic aneurysms (AAAs) with short necks by endosutured aneurysm repair using the Heli-FX EndoAnchor system. METHODS: This is a retrospective study of prospectively collected data from 9 vascular surgery departments between June 2010 and December 2019, including treated AAAs with neck lengths ≤10 mm. The decision for the use of EndoAnchors was made by the treating surgeon or multidisciplinary aortic committee according to each center's practice. There were 2 Groups further assessed according to neck length, A (≥4 and <7 mm) and B (≥7 and ≤10 mm). The main outcomes analyzed were technical success, freedom from type Ia endoleaks (TIaELs), sac size increase, all-cause and aneurysm-related mortality. RESULTS: Seventy-six patients were included in the study, 17 fell into Group A and 59 into Group B. Median follow-up for the cohort was 40.5 (interquartile range 12-61) months. A median of 6 (interquartile range 3) EndoAnchors were deployed in each subject. Technical success was 86.8% for the total group, 82.4% and 88.1% (P = 0.534) for Groups A and B respectively. Six out of 10 (60%) of TIaELs at the completion angiographies showed spontaneous resolution. Cumulative freedom from TIaEL at 3 and 5 years for the total group was 89% and 84% respectively; this was 93% and 74% for Group A and 88% at both intervals in Group B (P = 0.545). In total, there were 7 (9.2%) patients presenting with TIaELs over the entire study period. Two (11.8%) in Group A and 5 (8.5%) in Group B (P = 0.679). There were more patients with sac regression in Group B (Group A = 6-35.3% vs. Group B = 34-57.6%, P = 0.230) with no statistical significance. All-cause mortality was 19 (25%) patients, with no difference (4-23.5% vs. 15-25.4%, P = 0.874) between groups; whereas aneurysm-related mortality occurred in 1 patient from Group A and 3 from Group B. CONCLUSIONS: This study demonstrates reasonable outcomes for patients with short-necked AAAs treated by endosutured aneurysm repair in terms of TIaELs up to 5-year follow-up. EndoAnchor use should be judiciously evaluated in short necks and may be a reasonable option when anatomical constraints are encountered, mainly for those with 7-10 mm neck lengths. Shorter neck length aspects, as indicated by the results from Group A, may be an alternative when no other options are available or feasible.


Assuntos
Aneurisma da Aorta Abdominal , Implante de Prótese Vascular , Prótese Vascular , Endoleak , Procedimentos Endovasculares , Desenho de Prótese , Sistema de Registros , Humanos , Aneurisma da Aorta Abdominal/cirurgia , Aneurisma da Aorta Abdominal/diagnóstico por imagem , Aneurisma da Aorta Abdominal/mortalidade , Estudos Retrospectivos , Masculino , Feminino , Idoso , Implante de Prótese Vascular/efeitos adversos , Implante de Prótese Vascular/instrumentação , Implante de Prótese Vascular/mortalidade , Fatores de Tempo , Procedimentos Endovasculares/efeitos adversos , Procedimentos Endovasculares/instrumentação , Procedimentos Endovasculares/mortalidade , Resultado do Tratamento , Idoso de 80 Anos ou mais , Endoleak/etiologia , Fatores de Risco , Técnicas de Sutura/efeitos adversos , Técnicas de Sutura/mortalidade , Pessoa de Meia-Idade
2.
Ann Vasc Surg ; 102: 101-109, 2024 May.
Artigo em Inglês | MEDLINE | ID: mdl-38307225

RESUMO

BACKGROUND: Epidural analgesia (EA) is recommended along with general anesthesia (GA) for patients undergoing open abdominal aortic aneurysm repair (AAA) and is known to be associated with improved postoperative outcomes. This study evaluates inequities in using this superior analgesic approach and further assesses the disparities at patient and hospital levels. METHODS: A retrospective analysis was performed using the Vascular Quality Initiative database of adult patients undergoing elective open AAA repair between 2003 and 2022. Patients were grouped and analyzed based on anesthesia utilization, that is, EA + GA (Group I) and GA only (Group II). Study groups were further stratified by race, and outcomes were studied. Univariate and multivariate analyses were performed to study the impact of race on the utilization of EA with GA. A subgroup analysis was also carried out to learn the EA analgesia utilization in hospitals performing open AAA with the least to most non-White patients. RESULTS: A total of 8,940 patients were included in the study, of which EA + GA (Group I) comprised n = 4,247 (47.5%) patients, and GA (Group II) had n = 4,693 (52.5%) patients. Based on multivariate regression analysis, the odds ratio of non-White patients receiving both EA and GA for open AAA repair compared to White patients was 0.76 (95% confidence interval: 0.53-0.72, P < 0.001). Of the patients who received both EA + GA, non-White race was associated with increased length of intensive care unit stay and a longer total length of hospital stay compared to White patients. Hospitals with the lowest quintile of minorities had the highest utilization of EA + GA for all patients compared to the highest quintile. CONCLUSIONS: Non-White patients are less likely to receive the EA + GA than White patients while undergoing elective open AAA repair, demonstrating a potential disparity. Also, this disparity persists at the hospital level, with hospitals with most non-White patients having the least EA utilization, pointing toward system-wide disparities.


Assuntos
Analgesia Epidural , Anestesia Epidural , Aneurisma da Aorta Abdominal , Procedimentos Endovasculares , Humanos , Estados Unidos , Analgesia Epidural/efeitos adversos , Estudos Retrospectivos , Resultado do Tratamento , Anestesia Geral/efeitos adversos , Aneurisma da Aorta Abdominal/diagnóstico por imagem , Aneurisma da Aorta Abdominal/cirurgia , Fatores de Risco
3.
Ann Vasc Surg ; 101: 209-218, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-38163582

RESUMO

BACKGROUND: Primary infected abdominal aortic aneurysms (PIAAAs) are associated with high morbidity and mortality. Three repair approaches include open in-situ repair (OIR), extra-anatomic repair (EAR), and endovascular abdominal aortic aneurysm repair (EVAR). This study is one of the largest single-center case series comparing the outcomes of the different surgical approaches for PIAAA. METHODS: This is a retrospective cohort study of all patients treated surgically for PIAAA between 2000 and 2021. PIAAA diagnosis was defined as the presence of an abdominal aortic aneurysm with evidence of infection on clinical presentation, laboratory markers, radiology, or surgically. Patients with prior aortic surgery were excluded from this study. Basic demographics were compared across the 3 surgical groups using standard statistical methods. Our primary outcomes included mortality at 1 and 5 years. Kaplan-Meier curves were generated and compared using log-rank testing. Multivariate Cox proportional hazards models were created to assess determinants of mortality. RESULTS: A total of 43 patients were included in the full cohort. Patients undergoing EVAR more often had diabetes, end-stage renal disease, and coronary artery disease. EVAR was also more often done in patients with a saccular aneurysm rather than fusiform. (93% vs. 70% in EAR and 42% in OIR; P = 0.015). All-cause mortality rates at 1 year were not significantly different between the 3 groups. Survival at 5 years did show a significant benefit of OIR over EVAR and EAR: OIR had an 8% mortality rate with EAR having a 53% rate and EVAR having the highest (72%) mortality rate at 5 years (P = 0.03). Multivariable Cox regression analysis showed that EVAR (aHR 12.1, (95% CI 1.42 to 103.9), P = 0.02) and EAR (aHR 15.1, (95% CI 1.59 to 143.3), P = 0.0.02) had an increased 5-year mortality risk when compared to OIR. CONCLUSIONS: Repair of primary infected aortic aneurysm is associated with high complication and mortality rates regardless of the approach. In our studied sample, OIR offered an improved long-term survival without added benefits in terms of complication rates. In infected AAA, EVAR should be considered bridging stage between the urgent situation and eventual open repair.


Assuntos
Aneurisma da Aorta Abdominal , Implante de Prótese Vascular , Procedimentos Endovasculares , Humanos , Estudos Retrospectivos , Resultado do Tratamento , Aneurisma da Aorta Abdominal/diagnóstico por imagem , Aneurisma da Aorta Abdominal/cirurgia , Aneurisma da Aorta Abdominal/etiologia , Aorta/cirurgia , Fatores de Risco , Implante de Prótese Vascular/efeitos adversos , Complicações Pós-Operatórias/etiologia
4.
J Vasc Surg ; 79(1): 34-43.e3, 2024 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-37714501

RESUMO

OBJECTIVE: Abdominal aortic aneurysm (AAA) repair is recommended for aneurysms greater than 5.5 cm in men and 5 cm in women. Because AAA is more common among the elderly, we sought to evaluate contemporary practices of elective AAA repair and 2-year postoperative outcomes in octogenarians. METHODS: We identified octogenarians undergoing elective AAA repair in the Vascular Quality Initiative from 2012 to 2019. We included patients undergoing endovascular (EVAR) and open (OAR) aortic repair. Demographics and comorbid conditions were compared between patient groups. Frailty was calculated using previously published methods. Patients with frailty scores above the 75th percentile of the operative cohort were considered high frailty. The primary outcome was 1- and 2-year mortality. Secondary outcomes included postoperative complications. Standard statistical methods were utilized. Cox proportional hazard models were used to identify factors that affect mortality. RESULTS: The frequency of AAA repair in octogenarians has remained stable. Of all aortic operations, 21.4% were performed on octogenarians; 9735 (23.3% of 41,712) EVAR and 755 (10.3% of 7325) OARs. Among octogenarian patients, 42.0% of EVARs were under size thresholds: 48.3% males ≤5.5 cm diameter and 21.5% females ≤5.0 cm diameter compared with 18.8% OARs: 23.4% males and 10.7% females. Additionally, 25.6% had high frailty scores. Among octogenarians, 1- and 2-year mortality was 9.3% ± 0.3% and 14.8% ± 0.4% for EVAR and 15.2% ± 1.3% and 18.9% ± 1.5% for OAR patients, respectively (P < .01). In-hospital mortality rate was higher after OAR (0.87% EVAR vs 7.55% OAR; P < .01) and differed with frailty (EVAR, low frailty 0.2% vs high frailty 1.7%; OAR, low frailty 2.3% vs high frailty 15.6%). For EVAR, patient factors associated with mortality included heart failure (hazard ratio [HR], 1.15; 95% confidence interval [CI], 1.06-1.25; P = .001) and dialysis (HR, 1.71; 95% CI, 1.13-2.59; P = .012). For OAR, coronary artery disease (HR, 1.55; 95% CI, 0.98-2.44; P = .062) was associated with mortality. Statin use was protective of mortality for all patients (EVAR: HR, 0.68; 95% CI, 0.60-0.78; P < .01): OAR: HR, 0.58; 95% CI, 0.37-0.92; P = .020). Among octogenarians, high frailty was independently associated with 2-year mortality (EVAR: HR, 3.36; 95% CI, 2.62-4.31; P < .01 and OAR: HR, 2.35; 95% CI, 1.09-5.10; P = .030). CONCLUSIONS: Nationally, a large portion of elective AAA repair in octogenarians is performed below recommended size thresholds, one-quarter of whom are frail with poor long-term 2-year mortality rates. High 2-year mortality following AAA repair in this age group exceeds the published risk of rupture for 5- to 5.5-cm AAA, suggesting that increase in the size threshold of elective repair among octogenarians should be explored.


Assuntos
Aneurisma da Aorta Abdominal , Implante de Prótese Vascular , Procedimentos Endovasculares , Fragilidade , Masculino , Idoso de 80 Anos ou mais , Humanos , Feminino , Idoso , Octogenários , Fatores de Risco , Fragilidade/diagnóstico , Fragilidade/complicações , Resultado do Tratamento , Aneurisma da Aorta Abdominal/diagnóstico por imagem , Aneurisma da Aorta Abdominal/cirurgia , Aneurisma da Aorta Abdominal/complicações , Complicações Pós-Operatórias/etiologia , Estudos Retrospectivos
5.
Ann Vasc Surg ; 99: 193-200, 2024 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-37805170

RESUMO

BACKGROUND: Infective native aortic aneurysms (INAAs), formerly called mycotic aneurysms, remain an uncommon disease with significant heterogeneity among cases; hence, there is lack of solid evidence to opt for the best treatment strategy. The present study aims to describe a 20-year experience at a single institution treating this uncommon condition. METHODS: Retrospective study of all patients treated for INAA at a single academic hospital in Santiago, Chile, between 2002 and 2022. Clinical characteristics are described, as well as operative outcomes per type of treatment. Nonparametric Mann-Whitney U-test or Kruskal-Wallis tests were performed when appropriate, and results were reported as median and ranges. Survival at given timeframes was determined by a Kaplan-Meier curve, with analysis performed through a Cox regression model. RESULTS: During the study period, 1,798 patients underwent aortic procedures at our center, of which 35 (1.9%) were treated for INAA. Of them, 25 (71.4%) were male. One patient had 2 INAAs. Median age was 69.5 years (range: 34-89 years). Of the 36 INAAs, the most frequent location was the abdominal and thoracic aorta in 20 (55.5%) and 11 (30.5%) cases, respectively, followed by the iliac arteries in 4 (11.1%) cases. One (2.7%) patient presented a thoracoabdominal INAA. Overall, endovascular treatment associated with long-term antibiotics was used in 20 (57.1%) patients: 4 of them underwent hybrid treatment. Fifteen (42.8%) patients underwent direct aortic debridement followed by in situ or extra anatomic revascularization. There was a significant difference in age between both treatment strategies (a median of 76.5 years for endovascular versus a median of 57 years for open, P = 0.011). The median hospital stay was 15 days (range: 2-70 days). The early complications rate (<30 postoperative days) was 20% (n = 7). Early mortality rate (inhospital or before postoperative 30 days) was 14.2% (n = 5). Median follow-up was 33 months (range: 6-216 months). The overall survival rates at 1, 3, and 5 years were 69.9% (standard error [SE] 8.0), 61.7% (SE 9.8), and 50.9% (SE 11.8), respectively. Five-year survival rate of patients undergoing endovascular treatment compared with open approach was 45.9% (SE 15.1) versus 80.0% (SE 17.8), respectively (P = 0.431). There were no significant differences in survival between open and endovascular treatment, hazard ratio 3.58 (confidence interval 95%: 0.185-1.968, SE ± 0.45 P = 0.454). CONCLUSIONS: Patients treated by endovascular approach were older than patients treated by open approach. Even though, the open group had a higher 5-year survival rate than the endovascular group, not statically significance differences were found between treatments.


Assuntos
Aneurisma Infectado , Aneurisma da Aorta Abdominal , Aneurisma da Aorta Torácica , Implante de Prótese Vascular , Procedimentos Endovasculares , Humanos , Masculino , Idoso , Feminino , Aneurisma Infectado/diagnóstico por imagem , Aneurisma Infectado/cirurgia , Chile , Estudos Retrospectivos , Resultado do Tratamento , Implante de Prótese Vascular/efeitos adversos , Procedimentos Endovasculares/efeitos adversos , Complicações Pós-Operatórias/etiologia , Aneurisma da Aorta Abdominal/diagnóstico por imagem , Aneurisma da Aorta Abdominal/cirurgia , Aneurisma da Aorta Abdominal/etiologia , Aneurisma da Aorta Torácica/diagnóstico por imagem , Aneurisma da Aorta Torácica/cirurgia , Aneurisma da Aorta Torácica/etiologia , Fatores de Risco
6.
J Vasc Surg ; 79(4): 755-762, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-38040202

RESUMO

OBJECTIVE: Limited data exist for optimal blood pressure (BP) management during transfer of patients with ruptured abdominal aortic aneurysm (rAAA). This study evaluates the effects of hypertension and severe hypotension during interhospital transfers in a cohort of patients with rAAA in hemorrhagic shock. METHODS: We performed a retrospective, single-institution review of patients with rAAA transferred via air ambulance to a quaternary referral center for repair (2003-2019). Vitals were recorded every 5 minutes in transit. Hypertension was defined as a systolic BP of ≥140 mm Hg. The primary cohort included patients with rAAA with hemorrhagic shock (≥1 episode of a systolic BP of <90 mm Hg) during transfer. The primary analysis compared those who experienced any hypertensive episode to those who did not. A secondary analysis evaluated those with either hypertension or severe hypotension <70 mm Hg. The primary outcome was 30-day mortality. RESULTS: Detailed BP data were available for 271 patients, of which 125 (46.1%) had evidence of hemorrhagic shock. The mean age was 74.2 ± 9.1 years, 93 (74.4%) were male, and the median total transport time from helicopter dispatch to arrival at the treatment facility was 65 minutes (interquartile range, 46-79 minutes). Among the cohort with shock, 26.4% (n = 33) had at least one episode of hypertension. There were no significant differences in age, sex, comorbidities, AAA repair type, AAA anatomic location, fluid resuscitation volume, blood transfusion volume, or vasopressor administration between the hypertensive and nonhypertensive groups. Patients with hypertension more frequently received prehospital antihypertensives (15% vs 2%; P = .01) and pain medication (64% vs 24%; P < .001), and had longer transit times (36.3 minutes vs 26.0 minutes; P = .006). Episodes of hypertension were associated with significantly increased 30-day mortality on multivariable logistic regression (adjusted odds ratio [aOR], 4.71; 95% confidence interval [CI], 1.54-14.39; P = .007; 59.4% [n = 19] vs 40.2% [n = 37]; P = .01). Severe hypotension (46%; n = 57) was also associated with higher 30-day mortality (aOR, 2.82; 95% CI, 1.27-6.28; P = .01; 60% [n = 34] vs 32% [n = 22]; P = .01). Those with either hypertension or severe hypotension (54%; n = 66) also had an increased odds of mortality (aOR, 2.95; 95% CI, 1.08-8.11; P = .04; 58% [n = 38] vs 31% [n = 18]; P < .01). Level of hypertension, BP fluctuation, and timing of hypertension were not significantly associated with mortality. CONCLUSIONS: Hypertensive and severely hypotensive episodes during interhospital transfer were independently associated with increased 30-day mortality in patients with rAAA with shock. Hypertension should be avoided in these patients, but permissive hypotension approaches should also maintain systolic BPs above 70 mm Hg whenever possible.


Assuntos
Aneurisma da Aorta Abdominal , Ruptura Aórtica , Implante de Prótese Vascular , Procedimentos Endovasculares , Hipertensão , Hipotensão , Choque Hemorrágico , Humanos , Masculino , Idoso , Idoso de 80 Anos ou mais , Feminino , Choque Hemorrágico/terapia , Estudos Retrospectivos , Hipotensão/etiologia , Hipertensão/complicações , Ruptura Aórtica/diagnóstico por imagem , Ruptura Aórtica/cirurgia , Ruptura Aórtica/complicações , Aneurisma da Aorta Abdominal/complicações , Aneurisma da Aorta Abdominal/diagnóstico por imagem , Aneurisma da Aorta Abdominal/cirurgia , Resultado do Tratamento , Fatores de Risco
7.
J Vasc Surg ; 79(5): 1079-1089, 2024 May.
Artigo em Inglês | MEDLINE | ID: mdl-38141740

RESUMO

OBJECTIVE: With an aging patient population, an increasing number of octogenarians are undergoing elective endovascular abdominal aortic aneurysm repair (EVAR) in the United States. Multiple studies have shown that, for the general population, use of local anesthetic (LA) for EVAR is associated with improved short-term and long-term outcomes as compared with performing these operations under general anesthesia (GA). Therefore, this study aimed to study the association of LA for elective EVARs with perioperative outcomes, among octogenarians. METHODS: The Vascular Quality Initiative database (2003-2021) was used to conduct this study. Octogenarians (Aged ≥80 years) were selected and sorted into two study groups: LA (Group I) and GA (Group II). Our primary outcomes were length of stay and mortality. Secondary outcomes included operative time, estimated blood loss, return to operating room, cardiopulmonary complications, and discharge location. RESULTS: Of the 16,398 selected patients, 1197 patients (7.3%) were included in Group I, and 15,201 patients (92.7%) were in Group II. Procedural time was significantly shorter for the LA group (114.6 vs 134.6; P < .001), as was estimated blood loss (152 vs 222 cc; P < .001). Length of stay was significantly shorter (1.8 vs 2.6 days; P < .001), and patients were more likely to be discharged home (LA 88.8% vs GA 86.9%; P = .036) in the LA group. Group I also experienced fewer pulmonary complications; only 0.17% experienced pneumonia and 0.42% required ventilator support compared with 0.64% and 1.02% in Group II, respectively. This finding corresponded to fewer days in the intensive care unit for Group I (0.41 vs 0.69 days; P < .001). No significant difference was seen in 30-day mortality cardiac, renal, or access site-related complications. Return to operating room was also equivocal between the two groups. Multivariate regression analysis confirmed GA was associated with a significantly longer length of stay and significantly higher rates of non-home discharge (adjusted odds ratio [AOR], 1.59; P < .001 and AOR, 1.40; P = .025, respectively). When stratified by the New York Heart Association classification system, classes I, II, III, and IV (1.55; P < .001; 1.26; P = .029; 2.03; P < .001; 4.07; P < .001, respectively) were associated with significantly longer hospital stays. CONCLUSIONS: The use of LA for EVARs in octogenarians is associated with shorter lengths of stay, fewer respiratory complications, and home discharge. These patients also experienced shorter procedure times and less blood loss. There was no statistically significant difference in 30-day mortality, return to operating room, or access-related complications. LA for octogenarians undergoing EVAR should be considered more frequently to shorten hospital stays and decrease complication rates.


Assuntos
Aneurisma da Aorta Abdominal , Aneurisma Aórtico , Implante de Prótese Vascular , Procedimentos Endovasculares , Idoso de 80 Anos ou mais , Humanos , Estados Unidos , Anestesia Local/efeitos adversos , Octogenários , Fatores de Risco , Fatores de Tempo , Complicações Pós-Operatórias/epidemiologia , Anestésicos Locais , Aneurisma Aórtico/cirurgia , Aneurisma da Aorta Abdominal/diagnóstico por imagem , Aneurisma da Aorta Abdominal/cirurgia , Aneurisma da Aorta Abdominal/complicações , Resultado do Tratamento , Estudos Retrospectivos
8.
Ann Vasc Surg ; 94: 306-315, 2023 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-36812983

RESUMO

BACKGROUND: The aim of this study was to demonstrate the biomechanical properties in different abdominal aortic aneurysm (AAA) presentations of real-life patients. We used the actual 3D geometry of the AAAs under analysis and a realistic, nonlinearly elastic biomechanical model. MATERIALS AND METHODS: Three patients with different clinical scenarios (R: rupture, S: symptomatic, and A: asymptomatic) with infrarenal aortic aneurysms were studied. Factors affecting aneurysm behavior such as morphology, wall shear stress (WSS), pressure, and velocities were studied and analyzed using steady state computer fluid dynamics using SolidWorks (Dassault Systems SolidWorksCorp., Waltham, Massachusetts). RESULTS: When analyzing the WSS, Patient R and Patient A had a decrease in the pressure in the bottom-back region compared with the body of the aneurysm. In contrast, WSS values appeared to be the most uniform across the entire aneurysm in Patient S. Furthermore, Patient A had focal small surface regions with high WSS values. The overall WSS in the unruptured aneurysms (Patient S and Patient A) were a lot higher than in the ruptured 1 (Patient R). All 3 patients showed a pressure gradient, being high at the top and low at the bottom. All patients had pressure values 20 times smaller in the iliac arteries compared with the neck of the aneurysm. The overall maximum pressure was similar between Patient R and Patient A, higher than the maximum pressure of Patient S. CONCLUSIONS: Computed fluid dynamics was implemented in anatomically accurate models of AAAs in different clinical scenarios for obtaining a broader understanding of the biomechanical properties that determine the behavior of AAA. Further analysis and the inclusion of new metrics and technological tools are needed to accurately determine the key factors that will compromise the integrity of the patient's aneurysms anatomy.


Assuntos
Aneurisma da Aorta Abdominal , Hemodinâmica , Humanos , Resultado do Tratamento , Aneurisma da Aorta Abdominal/diagnóstico por imagem , Ruptura , Estresse Mecânico
9.
J Vasc Surg ; 77(4): 1087-1098.e3, 2023 04.
Artigo em Inglês | MEDLINE | ID: mdl-36343872

RESUMO

BACKGROUND: Endovascular aortic aneurysm repair (EVAR) has become the preferred modality to repair abdominal aortic aneurysms (AAAs). However, the effect of the distressed communities index (DCI) on the outcomes of EVAR is still unknown. In the present study, we investigated the effect of DCI on the postoperative outcomes after EVAR. METHODS: The Society for Vascular Surgery Vascular Quality Initiative database was used for the present study. Patients who had undergone EVAR from 2003 to 2021 were selected for analysis. The study cohort was divided into two groups according to their DCI score. Patients with DCI scores ranging from 61 to 100 were assigned to group I (DCI >60), and those with DCI scores ranging from 0 to 60 were assigned to group II (DCI ≤60). The primary outcomes included the 30-day and 1-year mortality and major adverse cardiovascular events at 30 days. Regression analyses were performed to study the postoperative outcomes. P values ≤ .05 were deemed statistically significant for all analyses in the present study. RESULTS: A total of 60,972 patients (19.5% female; 80.5% male) had undergone EVAR from 2003 to 2021. Of these patients, 18,549 were in group I (30.4%) and 42,423 in group II (69.6%). The mean age of the study cohort was 73 ± 8.9 years. Group I tended to be younger (mean age, 72.6 vs 73.7 years), underweight (3.5% vs 2.5%), and African American (10.8% vs 3.5%) and were more likely to have Medicaid insurance (3.6% vs 1.9%; P < .05 for all). Group I had had more smokers (87.3% vs 85.3%), a higher rate of comorbidities, including hypertension (84.5% vs 82.9%), diabetes (21.7% vs 19.7%), coronary artery disease (30.3% vs 28.6%), chronic obstructive pulmonary disease (36.9% vs 31.8%), and moderate to severe congestive heart failure (2.6% vs 2%; P < .05 for all). The group I patients were more likely to undergo EVAR for symptomatic AAAs (11.1% vs 7.9%; P < .001; adjusted odds ratio [aOR], 1.25; 95% confidence interval [CI], 1.15-1.37; P < .001) with a higher risk of mortality at 30 days (aOR, 3.98; 95% CI, 2.23-5.44; P < .001) and 1 year (aOR, 1.74; 95% CI, 1.43-2.13; P < .001). A higher risk of being lost to follow-up (28.9% vs 26.3%; P < .001) was also observed in group I. CONCLUSIONS: Patients from distressed communities who require EVAR tended to have multiple comorbidities. These patients were also more likely to be treated for symptomatic AAAs, with a higher risk of mortality. An increased incidence of lost to long-term follow-up was also observed for this population. Surgeons and healthcare systems should consider these outcomes and institute patient-centered approaches to ensure equitable healthcare.


Assuntos
Aneurisma da Aorta Abdominal , Aneurisma Aórtico , Implante de Prótese Vascular , Procedimentos Endovasculares , Estados Unidos/epidemiologia , Humanos , Masculino , Feminino , Pessoa de Meia-Idade , Idoso , Idoso de 80 Anos ou mais , Aneurisma da Aorta Abdominal/diagnóstico por imagem , Aneurisma da Aorta Abdominal/cirurgia , Aneurisma da Aorta Abdominal/etiologia , Correção Endovascular de Aneurisma , Seguimentos , Implante de Prótese Vascular/efeitos adversos , Resultado do Tratamento , Fatores de Risco , Procedimentos Endovasculares/efeitos adversos , Estudos Retrospectivos , Aneurisma Aórtico/cirurgia , Atenção à Saúde , Complicações Pós-Operatórias/etiologia , Complicações Pós-Operatórias/terapia , Complicações Pós-Operatórias/epidemiologia , Medição de Risco
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