Table 2.
Association of variables of predisposition component of PIRO with hospital mortality using univariate analysis
| Variables, n (%) | Survivors (n = 84) | Non-survivors (n = 116) | Total (n = 200) | P value |
|---|---|---|---|---|
| Sex | ||||
| Male | 52 (61.9) | 72 (62.1) | 124 (62.0) | 0.981 |
| Female | 32 (38.1) | 44 (37.9) | 76 (38.0) | |
| Clinical | ||||
| Alcoholism | 43 (51.2) | 54 (46.6) | 97 (48.5) | 0.517 |
| Coronary artery disease | 5 (6.0) | 8 (6.9) | 13 (6.5) | 0.789 |
| Congestive heart failure | 0 (0) | 5 (4.3) | 5 (2.5) | 0.054 |
| Cerebro-vascular accident | 10 (11.9) | 10 (8.6) | 20 (10.0) | 0.445 |
| Chronic obstructive pulmonary disease | 2 (2.4) | 12 (10.3) | 14 (7.0) | 0.029 |
| Dementia | 4 (4.8) | 10 (8.6) | 14 (7.0) | 0.291 |
| Diabetes mellitus | 17 (20.2) | 41 (35.3) | 58 (29.0) | 0.020 |
| Drug abuse | 28 (33.3) | 42 (36.2) | 70 (35.0) | 0.674 |
| Chronic liver disease | 4 (4.8) | 20 (17.2) | 24 (12.0) | 0.007 |
| Chronic renal failure | 9 (10.7) | 23 (19.8) | 32 (16.0) | 0.083 |
| Peripheral vascular disease | 1 (1.2) | 1 (0.9) | 2 (1.0) | 0.818 |
| Cancer | 1 (1.2) | 12 (10.3) | 13 (6.5) | 0.010 |
| Presence of foley’s catheter | 43 (51.2) | 99 (85.3) | 142 (71) | <0.001 |
| Connective tissue disorder | 7 (8.3) | 7 (6.0) | 14 (7.0) | 0.529 |
| Immunocompromised | ||||
| HIV* | 3 (3.6) | 2 (1.7) | 5 (2.5) | 0.650 |
| Steroids | 0 (0.0) | 3 (1.5) | 3 (1.5) | 0.265 |
| Nutritional status | ||||
| Normal | 48 (57.1) | 47 (40.5) | 95 (47.5) | 0.170 |
| Obese | 24 (28.6) | 48 (41.4) | 72 (36.0) | 0.062 |
| Cachectic | 12 (14.3) | 21 (18.1) | 33 (16.5) | 0.806 |
*HIV = Human immunodeficiency virus