Table 2.
Patient characteristics. BMI body mass index, ASA American Society of Anesthesiology classification
| COVID-unaffected n = 415 |
COVID-affected n = 181 |
p-value | |
|---|---|---|---|
| Age (mean ± SD) | 41.2 ± 11.5 | 41.0 ± 12.6 | 0.85 |
| Pre-op BMI kg/m2 (mean ± SD) | 45.1 ± 7.2 | 45.0 ± 7.4 | 0.79 |
| Sex (n (%)) | |||
| Female | 340 (81.9) | 149 (82.8) | 0.80 |
| Male | 75 (18.1) | 31 (17.2) | |
| ASA class (n (%)) | |||
| II | 123 (29.6) | 33 (18.3) | 0.004 |
| III | 289 (69.6) | 145 (80.6) | |
| IV | 3 (0.7) | 2 (1.1) | |
| Comorbidities (n (%)) | |||
| DM | 170 (41.0) | 65 (35.9) | 0.25 |
| HTN | 183 (44.1) | 82 (45.3) | 0.78 |
| OSA | 131 (31.6) | 85 (47.0) | < 0.001 |
| CKD | 5 (1.2) | 6 (3.3) | 0.08 |
| HLD | 101 (24.3) | 41 (22.7) | 0.66 |
| COPD | 4 (1.0) | 2 (1.1) | 0.87 |
| Stroke | 7 (1.7) | 0 (0) | 0.08 |
| CAD | 8 (1.9) | 7 (3.9) | 0.16 |
| CHF | 6 (1.4) | 5 (2.8) | 0.27 |
| Type of surgery (n (%)) | |||
| Sleeve gastrectomy | 313 (75.4) | 138 (76.2) | 0.83 |
| Gastric bypass | 102 (24.6) | 43 (23.8) | 0.62 |