Table 5 Predictors of complications according to bivariate and multivariate logistic regression analyses
Predictor (independent) variable | Complication N (%) | No complications N (%) | COR 95%CI | AOR 95%CI | ||
|---|---|---|---|---|---|---|
Bivariate analysis | P value | Multivariate analysis | P value | |||
Age | ||||||
< 40 | 13 (38.24) | 21 (61.76) | 1 | |||
≥ 40 | 1 (5.88) | 16 (94.12) | 9.9 (0.99–98.2) | 0.015 | 25.0 (1.31–476.65 | 0.032 |
Gender | ||||||
Male | 13 (28.89) | 32 (71.11) | 1.000 | |||
Female | 1 (16.67) | 5 (83.33) | 2.031 | 0.209 | 1.84 (.11–29.44) | 0.665 |
Cigarette smoking | ||||||
Yes | 4 (16.67) | 20 (83.33) | 1.000 | |||
No | 10 (37.04) | 17 (62.96) | 0.340 | 0.086 | .22 (.04–1.21) | .083 |
Use of NSAIDS | ||||||
Yes | 7 (30.43) | 16 (69.57) | 1.000 | |||
No | 7 (25.00) | 21 (75.00) | 1.313 | 0.377 | 3.97 (.70–22.51) | .119 |
Hxdyspepsia | ||||||
Yes | 6 (24.00) | 19 (76.00) | 1.000 | |||
No | 8 (30.77) | 18 (69.23) | 0.711 | 0.202 | .54 (.10–2.77) | .461 |
Duration of perforation | ||||||
< 48 | 6 (42.86) | 8 (57.14) | 1 | |||
> 48 | 31 (83.78) | 6 (16.22) | 6.9 (1.50–31.48) | 0.0038 | 16.03 (2.34–109.5) | 0.005 |
CRP count | ||||||
< 150 | 9 (25.71) | 26 (74.29) | 1.000 | |||
≥ 150 | 5 (31.25) | 11 (68.75) | 0.762 | 0.204 | .89 (.18–4.27) | .893 |
Site of perforation | ||||||
Gastric | 10 (24.39) | 31 (75.61) | 1.000 | |||
Duodenal | 4 (44.44) | 5 (55.56) | 0.403 | 0.087 | .12 (.014–1.13) | .065 |
Combined | 0 (0.00) | 1 (100.00) | ||||