Table 4.
Univariate and multivariate logistic analysis of factors associated with total postoperative complications.
| Factors | Un-matched | Matched | ||||||
|---|---|---|---|---|---|---|---|---|
| Univariate analysis | Multivariate analysis | Univariate analysis | Multivariate analysis | |||||
| OR (95% CI) | P | OR (95% CI) | P | OR (95% CI) | P | OR (95% CI) | P | |
| Gender | 0.824 | 0.556 | ||||||
| Female | 1 | 1 | ||||||
| Male | 1.073 (0.577-1.993) | 1.310 (0.534-3.210) | ||||||
| Age (y) | 0.043* | 0.270 | 0.278 | |||||
| ≤65 | 1 | 1 | 1 | |||||
| >65 | 1.736 (1.017-2.964) | 1.374 (0.782-2.414) | 1.537 (0.707-3.338) | |||||
| NRS 2002 score | 0.235 | 0.322 | ||||||
| 1-2 | 1 | 1 | ||||||
| 3-4 | 1.316 (0.722-2.397) | 1.440 (0.603-3.440) | ||||||
| 5-6 | 2.250 (0.823-6.152) | 2.770 (0.667-10.923) | ||||||
| ASA grade | 0.351 | 0.104 | ||||||
| 1-2 | 1 | 1 | ||||||
| 3-4 | 1.352 (0.717-2.550) | 2.033 (0.865-4.780) | ||||||
| Hypertension | 0.927 | 0.520 | ||||||
| No | 1 | 1 | ||||||
| Yes | 0.975 (0.567-1.676) | 0.768 (0.344-1.716) | ||||||
| Diabetes mellitus | 0.289 | 0.148 | ||||||
| No | 1 | 1 | ||||||
| Yes | 1.412 (0.746-2.671) | 1.938 (0.790-4.754) | ||||||
| Previous abdominal surgery | 0.655 | 0.397 | ||||||
| No | 1 | 1 | ||||||
| Yes | 1.195 (0.547-2.611) | 1.553 (0.561-4.296) | ||||||
| Tumor location | 0.256 | 0.173 | ||||||
| Antrum | 1 | 1 | ||||||
| Body | 0.840 (0.419-1.685) | 0.067 (0.002-2.063) | ||||||
| Cardia | 0.849 (0.902-3.793) | 0.661 (0.040-10.885) | ||||||
| Total | 0.616 (0.120-3.161) | 1.000 (0.020-50.397) | ||||||
| Differentiated degree | 0.692 | 0.504 | ||||||
| Differentiated | 1 | 1 | ||||||
| Undifferentiated | 0.715 (0.282-1,810) | 0.464 (0.120-1.795) | ||||||
| Signet ring carcinoma | 1.157 (0.552-2.423) | 1.093 (0.422-2.829) | ||||||
| Pathological type | 0.443 | 0.547 | ||||||
| Ulcerative type | 1 | 1 | ||||||
| Non-ulcerative type | 1.383 (0.604-3.116) | 1.529 (0.383-6.104) | ||||||
| TNM stage | 0.621 | |||||||
| I | 1 | 0.693 | 1 | |||||
| II | 1.340 (0.677-2.654) | 0.947 (0.352-2.549) | ||||||
| III | 1.196 (0.647-2.210) | 0.667 (0.272-1.634) | ||||||
| Laparoscopic gastrectomy | 0.004* | |||||||
| No | 1 | <0.001* | 1 | 0.001* | 1 | 1 | 0.003* | |
| Yes | 0.216 (0.097-0.481) | 0.263 (0.116-0.597) | 0.108 (0.024-0.486) | 0.099 (0.022-0.454) | ||||
| B-I | 0.002* | 0.023* | 0.022* | 0.017* | ||||
| No | 1 | 1 | 1 | 1 | ||||
| Yes | 0.407 (0.230-0.719) | 0.502 (0.278-0.908) | 0.404 (0.186-0.880) | 0.366 (0.161-0.833) | ||||
BMI, body mass index; ASA, American Society of Anesthesiologists; NRS 2002, nutritional risk screening 2002, TNM, tumor-node-metastasis.
*Statistically significant (P < 0.05).