Table 1.
Patients’ characteristics according to gender
| Characteristic |
|
|
|
P value |
|---|---|---|---|---|
| Age in years: mean (SD) Median | 38.2 (10.7) 36.9 | 36.5 (10.2) 35.9 | 38.0 (10.6) 36.2 | 0.24 |
| BMI (kg/m²): mean (SD) Median | 42.5 (4.5) 41.0 | 45.0 (5.3) 44.0 | 43.0 (4.7) 42.0 | 0.00 |
| Hospital stay* (days): mean (SD) Median | 4.3 (13.9) 3.1 | 3.6 (2.0) 3.2 | 4.2 (12.7) 3.1 | 0.67 |
| Presence of at least one comorbidity: n (%) | 175/314 (55.7) | 39/65 (60.0) | 214/379 (56.5) | 0.29 |
| Arterial hypertension: n (%) | 112/314 (35.7) | 31/65 (47.7) | 143/379 (37.7) | 0.07 |
| Diabetes mellitus: n (%) | 38/314 (12.1) | 10/65 (15.4) | 48/379 (12.7) | 0.47 |
| Sleep apnea: n (%) | 8/314 (2.5) | 3/65 (4.6) | 11/379 (2.9) | 0.41† |
| Arthropathy: n (%) | 60/314 (19.1) | 7/65 (10.8) | 67/379 (17.7) | 0.11 |
| Others: n (%) | 3/314 (1.0) | 2/65 (3.0) | 5/379 (1.3) | 0.20† |
| Deaths within 30 days: n (%) | 1/317 (0.3) | 1/65 (1.5) | 2/382 (0.5) | 0.31† |
| Deaths within one year: n (%) | 2/317 (0.6) | 2/65 (3.1) | 4/382 (1.0) | 0.14† |
*
Hospital stay for bariatric surgery;
†
Fisher's exact test;
SD = standard deviation; BMI = body mass index.