Table 3.
Infection sources in the 1,191 subjects by BMI category
| Infection source n (%) | Underweight (n = 102) | Normal (n = 480) | Overweight (n = 301) | Obese (n = 229) | Morbidly obese (n = 79) | p value |
|---|---|---|---|---|---|---|
| Primary bacteremia | 15 (14.7) | 94 (19.6) | 65 (21.6) | 30 (13.1) | 14 (17.7) | 0.14 |
| Central venous catheter | 10 (9.8) | 28 (5.8) | 16 (5.3) | 14 (6.1) | 3 (3.8) | 0.56 |
| Respiratory | 30 (29.4) | 152 (31.7) | 86 (28.6) | 65 (38.4) | 13 (16.5) | 0.15 |
| Urinary | 28 (27.5) | 109 (22.7) | 79 (26.3) | 42 (18.3) | 19 (24.1) | 0.31 |
| Surgical site | 1 (1.0) | 5 (1.0) | 9 (3.0) | 9 (3.9) | 3 (3.8) | 0.08 |
| Soft tissue | 7 (6.9) | 37 (7.7) | 23 (7.6) | 38 (16.6) | 19 (24.1) | <0.001 |
| Gastrointestinal | 14 (13.7) | 68 (14.2) | 44 (14.6) | 35 (15.3) | 16 (20.3) | 0.57 |
| Central nervous system | 2 (2.0) | 10 (2.1) | 6 (2.0) | 6 (2.6) | 1 (1.3) | 0.97 |
BMI body mass index