Table 3 Chi-square test for in-hospital mortality among patients admitted to the surgery ward of JUMC, Ethiopia
Predictor Variables | Categories | The outcome variable (in-hospital death) | p-value | |
|---|---|---|---|---|
No (%) | Yes (%) | |||
Sex | Male | 174 (97.2) | 5 (2.8) | 0.036 |
Female | 82 (91.1) | 8 (8.9) | ||
Age | age of 18 to 40 | 142 (94.0) | 9 (6.0) | 0.329 |
age of > 40 | 114 (96.6) | 4 (3.4) | ||
Residence | Rural | 143 (96.0) | 6 (4.0) | 0.492 |
Urban | 113 (94.2) | 7 (5.8) | ||
Smoking status | No | 226 (95.4) | 11 (4.6) | 0.658 |
Yes | 30 (93.8) | 2 (6.2) | ||
ASA class | ASA class I-II | 198 (96.1) | 8 (3.9) | 0.191 |
ASA class III-IV | 58 (92.1) | 5 (7.9) | ||
Co-morbid condition | No | 156 (98.1) | 3 (1.9) | 0.007 |
Yes | 100 (90.9) | 10 (9.1) | ||
type of admission | Elective | 136 (98.6) | 2 (1.4) | 0.008 |
Emergency | 120 (91.6) | 11 (8.4) | ||
CDC wound class | class I | 48 (100) | 0 (0) | 0.134 |
class II-IV | 208 (94.1) | 13 (5.9) | ||
Poly-pharmacy status | No | 221 (97.4) | 6 (2.6) | 0.001 |
Yes | 35 (83.3) | 7 (16.7) | ||
Charlson CI | CCI of 0 (no co-morbid) | 91 (93.8) | 6 (6.2) | 1.00 |
CCI of > 1 (yes co-morbid) | 165 (95.9 | 7 (4.1) | ||
Amount of blood loss during surgery | <  1500 ml | 150 (96.8) | 5 (3.2) | 0.187 |
≥1500 ml | 3 (75.0) | 1 (25.0) | ||
unknown (not recorded) | 103 (93.6) | 7 (6.4) | ||
Overall LOS | ≤ 7 days | 37 (94.9) | 2 (5.1) | 1.00 |
>  7 days | 219 (95.2) | 11 (4.8) | ||
After surgery LOS | ≤ 7 days | 65 (95.6) | 3 (4.4) | 1.00 |
> 7 days | 191 (95.0) | 10 (5.0) | ||
Before surgery LOS | ≥7 days | 187 (94.4) | 11 (5.6) | 0.524 |
>  7 days | 69 (97.2) | 2 (2.8) | ||
duration of surgery | ≤1 h | 81 (95.3) | 4 (4.7) | 0.994 |
>  1 h | 133 (95.0) | 7 (5.0) | ||
Not recorded | 42 (95.5) | 2 (4.5) | ||
Right selection + dose + timing + duration + route of SAP | All criteria correct | 47 (88.7) | 6 (11.3) | 0.025 |
At least one criteria not correct | 209 (96.8) | 7 (3.2) | ||
Total number of antibiotic exposure | ≤ 2 antibiotic exposure | 200 (97.1) | 6 (2.9) | 0.015 |
> 2 antibiotic exposure | 56 (88.9) | 7 (11.1) | ||
HAP | No | 251 (95.8) | 11 (4.2) | 0.329 |
Yes | 5 (71.4) | 2 (28.6) | ||
Sepsis | No | 247 (96.9) | 8 (3.1) | < 0.0001 |
Yes | 9 (64.3) | 5 (35.7) | ||
SSI | No | 213 (95.1) | 11 (4.9) | 1.00 |
Yes | 43 (95.6) | 2 (4.4) | ||