Table 2.
Baseline characteristics of study groups
| CDAD | Non-CDAD | P | |
|---|---|---|---|
| All patients | |||
| n | 85 | 403 | |
| Age (y) | 61.8±12.7 | 62.0±17.3 | 0.93 |
| Male gender (n, %) | 40 (47.1%) | 196 (48.6%) | 0.81 |
| Serum creatinine (mg/dL) | 1.67±2.00 | 1.23±1.42 | 0.02 |
| eGFR (mL/min/1.73m2) | 87.5±50.4 | 84.8±±41.4 | 0.6 |
| Serum albumin (g/dL) | 3.1±0.7 | 3.3±0.7 | 0.03 |
| Diabetes mellitus (n, %) | 22 (25.9%) | 102 (25.3%) | 0.89 |
| CKD stage 3–5 | |||
| n | 20 | 87 | |
| Age (y) | 62.1±11.3 | 69.4±14.0 | 0.03 |
| Male gender (n, %) | 7 (35.0%) | 44 (50.6%) | 0.23 |
| Serum creatinine (mg/dL) | 4.75±2.12 | 2.82±2.49 | 0.002 |
| eGFR (mL/min/1.73m2) | 14.6±9.5 | 33.4±17.9 | <0.001 |
| Serum albumin (g/dL) | 2.7±0.7 | 3.0±0.7 | 0.17 |
| Diabetes mellitus (n, %) | 13 (65.0%) | 39 (44.8%) | 0.14 |
| CKD stage 5D | |||
| n | 16 | 21 | |
| Age (y) | 60.4±10.7 | 65.1±12.6 | 0.24 |
| Male gender (n, %) | 6 (37.5%) | 17 (81.0%) | 0.02 |
| Serum creatinine (mg/dL) | 5.37±1.83 | 6.17±2.98 | 0.35 |
| eGFR (mL/min/1.73m2) | 10.9±3.9 | 9.8±4.0 | 0.41 |
| Serum albumin (g/dL) | 2.7±0.7 | 2.7±0.7 | 0.99 |
| Diabetes mellitus (n, %) | 11 (68.8%) | 15 (71.4%) | 1 |
CDAD, Clostridium difficile-associated diarrhea; CKD, chronic kidney disease; eGFR, estimated glomerular filtration rate.