Table 2. Morbidity and mortality of 198 patients.
| Variable | Total (N=198) | GIB group (N=38) | Control group (N=160) | t/χ2 | P |
|---|---|---|---|---|---|
| Mortality, n (%) | 15 (7.6) | 10 (26.3) | 5 (3.1) | 23.586 | <0.001 |
| Hospital stays (days)* | 22 [17–33] | 25 [17–37] | 22 [17–32] | – | 0.21 |
| ICU stay (days)* | 8 [5–14] | 15 [8–25] | 7 [5–12] | – | <0.001 |
| Ventilation duration (h)* | 96 [39–168] | 168 [120–372] | 71 [34–148] | – | <0.001 |
| Reintubation, n (%) | 25 (12.6) | 13 (34.2) | 12 (7.5) | 19.859 | <0.001 |
| Pulmonary infection, n (%) | 76 (38.4) | 19 (50.0) | 57 (35.6) | 2.683 | 0.10 |
| Bloodstream infection, n (%) | 7 (3.5) | 4 (10.5) | 3 (1.9) | 6.739 | 0.009 |
| AKI-KDIGO grade, n (%) | 42.099 | <0.001 | |||
| None | 87 (43.9) | 7 (18.4) | 80 (50.0) | 12.431 | <0.001 |
| Grade 1 | 36 (18.2) | 4 (10.5) | 32 (20.0) | 1.853 | 0.17 |
| Grade 2 | 35 (17.7) | 5 (13.2) | 30 (18.8) | 0.660 | 0.41 |
| Grade 3 | 40 (20.2) | 22 (57.9) | 18 (11.3) | 41.444 | <0.001 |
| CRRT, n (%) | 34 (17.2) | 19 (50.0) | 15 (9.4) | 35.631 | <0.001 |
*, continuous variables are presented as median with interquartile ranges [IQR] for data with large SD or non-normal distributions. GIB, gastrointestinal bleeding; ICU, intensive care unit; AKI, acute kidney injury; KDIGO, Kidney Disease: Improving Global Outcomes; CRRT, continuous renal replacement therapy; SD, standard deviation.