Table 3.
Odds ratio and 95% confidence interval of surgery among patients with sepsis in each of the predefined age groups
| Odds ratio (95%CI) 18-44 years (n=2008) |
45-64 years (n=4133) | ≥ 65 years (n=9080) | ||||
|---|---|---|---|---|---|---|
| Gender (reference: female) | ||||||
| Male | 1.469 (1.343-1.608) | *** | 1.585 (1.484-1.692) | *** | 1.234 (1.179-1.291) | *** |
| Low income (reference : no) | ||||||
| Yes | 1.219 (1.114-1.333) | *** | 1.635 (1.534-1.743) | *** | 1.273 (1.206-1.344) | *** |
| Urbanization level (reference: Moderate urbanization) | ||||||
| Highly urbanized | 0.952 (0.847-1.069) | 0.937 (0.862-1.019) | 0.940 (0.883-1.001) | |||
| Emerging town | 0.923 (0.808-1.053) | 0.958 (0.869-1.056) | 0.920 (0.856-0.989) | * | ||
| General town | 0.963 (0.830-1.118) | 0.983 (0.886-1.090) | 1.032 (0.961-1.108) | |||
| Aged Township | 1.016 (0.701-1.472) | 1.636 (1.336-2.002) | *** | 1.126 (0.994-1.275) | ||
| Agricultural town | 1.406 (1.120-1.765) | ** | 1.352 (1.161-1.574) | ** | 1.141 (1.033-1.260) | ** |
| Remote township | 1.466 (1.181-1.820) | ** | 1.365 (1.168-1.596) | *** | 1.041 (0.934-1.160) | |
| Surgical procedures (reference: other surgery) | ||||||
| Esophageal surgery | 2.588 (0.338-19.815) | 3.166 (1.112-9.017) | * | 2.094 (0.530-8.283) | ||
| Pancreatic surgery | 11.497 (3.870-34.159) | *** | 4.900 (2.313-10.378) | *** | 2.528 (1.181-5.410) | * |
| Small bowel surgery | 9.715 (4.873-19.365) | *** | 6.701 (4.127-10.880) | *** | 2.673 (1.796-3.978) | *** |
| Gastric surgery | 2.569 (1.460-4.521) | ** | 2.424 (1.695-3.466) | *** | 3.141 (2.451-4.025) | *** |
| Splenic surgery | 9.534 (4.646-19.565) | *** | 6.371 (2.726-14.890) | *** | 4.042 (1.030-15.863) | * |
| Gallbladder surgery | 0.393 (0.195-0.789) | ** | 0.957 (0.758-1.208) | 1.223 (1.019-1.467) | * | |
| Hepatic surgery | 1.710 (0.665-4.397) | 1.643 (1.102-2.450) | * | 0.861 (0.579-1.282) | ||
| Vascular surgery | 7.714 (2.341-25.418) | ** | 2.801 (1.442-5.439) | ** | 1.374 (0.793-2.381) | |
| Colorectal surgery | 4.876 (2.687-8.850) | *** | 1.326 (0.934-1.883) | 0.967 (0.756-1.238) | ||
| Thoracic surgery | 0.596 (0.222-1.601) | 0.408 (0.168-0.990) | * | 0.402 (0.212-0.761) | ** | |
| Cardiac surgery | 5.701 (2.897-11.22) | *** | 0.515 (0.273-0.973) | * | 0.661 (0.454-0.962) | * |
| Hernia surgery | 0.042 (0.006-0.298) | ** | 0.030 (0.010-0.093) | *** | 0.035 (0.017-0.070) | *** |
| Comorbidities (reference: without) | ||||||
| Carcinoma in situ | 0.865 (0.428-1.747) | 0.789 (0.557-1.119) | 0.867 (0.706-1.064) | |||
| Diabetes | 2.780 (2.432-3.179) | *** | 1.743 (1.628-1.865) | *** | 1.274 (1.217-1.333) | *** |
| Chronic heart failure | 1.903 (1.416-2.557) | *** | 1.465 (1.319-1.626) | *** | 1.377 (1.309-1.448) | *** |
| COPD | 1.021 (0.912-1.143) | 1.041 (0.972-1.115) | 1.231 (1.173-1.292) | *** | ||
| Chronic renal disease | 2.682 (2.015-3.569) | *** | 2.456 (2.206-2.735) | *** | 1.559 (1.467-1.657) | *** |
| Chronic liver disease | 1.187 (0.104-13.506) | 0.649 (0.250-1.679) | 0.546 (0.341-0.873) | * | ||
| Acute myocardial infarction | 1.422 (0.645-3.133) | 0.924 (0.729-1.172) | 1.091 (0.968-1.231) | |||
| Organ system dysfunction (reference: without) | ||||||
| Respiratory | 1.714 (1.404-2.093) | *** | 1.732 (1.554-1.931) | *** | 1.783 (1.681-1.892) | *** |
| Cardiovascular | 4.668 (3.739-5.827) | *** | 2.998 (2.590-3.470) | *** | 2.116 (1.942-2.305) | *** |
| Acute renal disease | 2.271 (1.490-3.460) | ** | 1.723 (1.388-2.139) | *** | 1.458 (1.289-1.648) | *** |
| Hepatic | 1.723 (1.440-2.061) | *** | 1.358 (1.222-1.510) | *** | 0.990 (0.908-1.079) | |
| Haematological | 3.953 (2.808-5.565) | *** | 2.654 (2.141-3.290) | *** | 1.242 (1.061-1.453) | ** |
| Neurological | 3.037 (1.057-8.729) | * | 2.275 (1.259-4.112) | ** | 0.936 (0.672-1.304) | |
| Metabolic | 2.178 (0.817-5.804) | 1.425 (0.838-2.425) | 1.603 (1.137-2.261) | ** | ||
Abbreviation: CI, confidence interval, COPD, chronic obstructive pulmonary disease.
* *, **, *** Statistically significant, respectively P <0.05, P <0.01, P <0.0001.