Table 1.
Comparison of non-obese and obese patients
| Variable | Non-obese (n = 152) | Obese (n = 152) | p value |
|---|---|---|---|
| Gender | |||
| Female, n (%) | 110 (72.4) | 113 (74.3) | 0.80 |
| Male, n (%) | 42 (27.6) | 39 (25.7) | |
| Age (years), median (IQR) | 49.0 (30.0–61.0) | 46.0 (31.2–54.0) | 0.17 |
| Weight (kg), median (IQR) | 72.5 (65.0–82.0) | 133.5 (115.0–148.0) | < 0.001 |
| BMI (kg/m2), median (IQR) | 26.7 (24.2–28.6) | 47.0 (41.1–52.1) | < 0.001 |
| Current smoker, n (%) | 43 (28.3) | 37 (24.3) | 0.52 |
| Diabetes, n (%) | 20 (13.2) | 54 (35.5) | < 0.001 |
| ASA score | |||
| 1, n (%) | 48 (31.6) | 2 (1.3) | < 0.001 |
| 2, n (%) | 78 (51.3) | 56 (36.8) | |
| 3, n (%) | 26 (17.1) | 94 (61.8) | |
| Length of stay (days), median (IQR) | 2.0 (0.0–3.0) | 1.0 (1.0–4.0) | 0.14 |
| Duration of surgery (min), median (IQR) | 60.0 (45.2–89.5) | 55.5 (45.0–90.0) | 0.95 |
| Implants, n (%) | 78 (51.3) | 77 (50.7) | 1.000 |
| Surgical specialty | |||
| General, n (%) | 98 (64.5) | 98 (64.5) | 1.000 |
| Gynaecological, n (%) | 41 (27.0) | 41 (27.0) | |
| Orthopaedic, n (%) | 13 (8.6) | 13 (8.6) | |
| Wound class | |||
| Clean, n (%) | 89 (58.6) | 94 (61.8) | 0.91 |
| Clean-contaminated, n (%) | 61 (40.1) | 56 (36.8) | |
| Contaminated, n (%) | 1 (0.7) | 1 (0.7) | |
| Dirty, n (%) | 1 (0.7) | 1 (0.7) | |
| Antibiotic prophylaxis recommended (as per TG [7]) | |||
| Yes, n (%) | 149 (98.0) | 150 (98.7) | 0.65 |
| Post-op antibiotic use | |||
| None, n (%) | 135 (88.8) | 126 (82.9) | 0.34 |
| IV, n (%) | 14 (9.2) | 20 (13.2) | |
| Oral, n (%) | 3 (2.0) | 6 (3.9) | |
| Post-op antibiotic duration (h) | |||
| IV, median (IQR) | 20.0 (16.0–24.0) | 24.0 (18.0–24.0) | 0.36 |
| Oral, median (IQR) | 120.0 (48.0–160.0) | 180.0 (120.0–240.0) | 0.55 |
Statistically significant values (p<0.05) under the column of p values are shown in italics to highlight such significance