Table 5. Surgical complications stratified by multifactorial analysis.
| Stratification | Number of people | Number of people with complications (%) | OR (95% CI) | P value |
|---|---|---|---|---|
| Stratification 1: Age = “18–60” | ||||
| ≥200 | 91 | 30 (33.0%) | 1 | 0.343 |
| <200 | 30 | 15 (50.0%) | 1.587 [0.610–4.124] | |
| Stratification 1: Age = “>60” | ||||
| ≥200 | 34 | 12 (35.3%) | 1 | 0.009 |
| <200 | 13 | 9 (69.2%) | 27.504 [2.297–329.317] | |
| Stratification 2: Erythrocytes = male ≥ 4.00/ml, or female ≥ 3.50/ml | ||||
| ≥200 | 57 | 21 (36.8%) | 1 | 0.785 |
| <200 | 19 | 8 (42.1%) | 1.198 [0.327–4.383] | |
| Stratification 2: Erythrocytes = male < 4.00/ml, or female < 3.50/ml | ||||
| ≥200 | 68 | 21 (30.9%) | 1 | 0.036 |
| <200 | 24 | 16 (66.7%) | 3.353 [1.079–10.419] | |
| Stratification 3: Type of surgery of admission = elective | ||||
| ≥200 | 68 | 22 (32.4%) | 1 | 0.308 |
| <200 | 22 | 10 (45.5%) | 1.874 [0.560–6.274] | |
| Stratification 5: Type of surgery of admission = emergency | ||||
| ≥200 | 57 | 20 (35.1%) | 1 | 0.116 |
| <200 | 21 | 14 (66.7%) | 2.726 [0.782–9.503] | |