Table 2 Characteristics of patients developing infections and those remaining infection-free following scheduled abdominal surgery
Infection, n =44 (37%) | Infection-free, n =75 (63%) | Pvalue | |
|---|---|---|---|
Age (years) | 66 (59-75) | 64 (56-71) | 0.19 |
Male sex (%) | 61 | 63 | >0.99 |
Diabetes (%) | 18 | 16 | 0.80 |
Current smokers (%) | 23 | 19 | 0.64 |
Smoking history (%) | 48 | 57 | 0.34 |
Cancer diagnosis (%) | 55 | 71 | 0.10 |
Preoperative immunosuppression (%) | 14 | 14 | >0.99 |
Duration of operation (minutes) | 243 (176-313) | 195 (142-295) | 0.06 |
Endoscopic surgery (%) | 18 | 32 | 0.13 |
Planned postoperative intensive care unit admission (%) | 77 | 66 | 0.22 |
ASA grade 3 or 4 (%) | 30 | 31 | >0.99 |
By surgical specialty n (%) | |||
General surgery | 4 (44) | 5 (55) | |
Upper gastrointestinal | 9 (33) | 18 (67) | |
Colorectal | 18 (37) | 31 (63) | |
HPB | 11 (37) | 19 (63) | |
HPB + colorectal | 1 (33) | 2 (67) | |
General surgery + colorectal | 1 (100) | 0 (0) | 0.84a |
Intraoperative blood transfusion (%) | 14 | 5 | 0.17 |
Blood transfusion in the first 24 hours (%) | 23 | 7 | 0.02 |
Inhospital death n (%) | 1 (2%) | 2 (2.5%) | >0.99 |