Table 3.
Association of variables of infection component of PIRO with hospital mortality using univariate analysis
| Variables, n (%) | Survivors (n = 84) | Non-survivors (n = 116) | Total (n = 200) | P value |
|---|---|---|---|---|
| Respiratory infection | ||||
| Pneumonia | 22 (26.2) | 47 (40.5) | 69 (34.5) | 0.035 |
| Pleural effusion | 21 (25.0) | 32 (27.6) | 53 (26.5) | 0.680 |
| Empyema/lung abscess | 4 (4.8) | 1 (0.9) | 5 (2.5) | 0.160 |
| Abdominal infection | ||||
| UTI* | 6 (7.1) | 26 (22.4) | 32 (16.0) | 0.004 |
| Cholangitis | 8 (9.5) | 12 (10.3) | 20 (10.0) | 0.840 |
| Liver abscess | 6 (7.1) | 2 (1.7) | 8 (4.0) | 0.071 |
| Other abdominal infection | 27 (32.1) | 24 (20.7) | 51 (25.5) | 0.066 |
| Central line infection | 1 (1.2) | 1 (0.9) | 2 (1.0) | 0.818 |
| CNS† infection | ||||
| Meningitis/Encephalitis | 2 (2.4) | 17 (14.7) | 19 (9.5) | 0.003 |
| CVS‡ infection | 1 (1.2) | 1 (0.9) | 2 (1.0) | 0.349 |
| Soft tissue infection | 17 (20.2) | 18 (15.5) | 35 (17.5) | 0.386 |
| Skeletal infection | 10 (11.9) | 10 (8.6) | 20 (10.0) | 0.445 |
| Organism | 16 (19.0) | 19 (16.4) | 35 (17.5) | 0.624 |
| Name | ||||
| Acinetobactor | 2 (2.4) | 3 (2.6) | 5 (2.5) | 0.998 |
| E. coli§ | 8 (9.5) | 9 (7.9) | 17 (8.5) | 0.655 |
| MSSA|| | 1 (1.2) | 1 (0.9) | 2 (1.0) | 0.999 |
| Pseudomonas | 3 (3.6) | 4 (3.5) | 7 (3.5) | 0.999 |
| MRSA¶ | 2 (2.4) | 2 (1.7) | 4 (2.0) | 0.999 |
*UTI = Urinary tract infection; †CNS = Central nervous system; ‡CVS = Cardio vascular system; §E.coli = Escherichia coli; ||MSSA = Methicillin sensitive staphylococcus aureus; MRSA = Methicillin resistant staphylococcus aureus