Table 3 Univariate and Multivariate analyses of factors associated with postoperative pneumonia
Characteristics | Univariate | Multivariate | ||||
|---|---|---|---|---|---|---|
OR | 95% CI | P-value | OR | 95% CI | P-value | |
BMI | 0.933 | 0.886–0.983 | 0.010 | 0.935 | 0.887–0.985 | 0.012 |
Alcohol use | 1.592 | 1.122–2.261 | 0.009 | 1.513 | 1.062–2.156 | 0.022 |
Total fluids | 1.000 | 1.000–1.000 | 0.071 | |||
Total crystalloid | 1.000 | 1.000–1.000 | 0.096 | |||
Blood transfusion | 1.570 | 1.026–2.401 | 0.038 | |||
Operation time | 1.003 | 1.001–1.004 | 0.001 | |||
Anesthetic | 0.607 | |||||
Sevoflurane | 1 | Referent | ||||
Propofol | 0.813 | 0.369–1.791 | ||||
Tumor location | 0.080 | |||||
Gastroesophageal junction | 1 | Referent | ||||
Upper third | 2.128 | 1.109–4.081 | ||||
Middle third | 1.797 | 1.079–2.993 | ||||
Lower third | 1.467 | 0.840–2.561 | ||||
Tumor histology | 0.090 | |||||
Adenocarcinoma | 1 | Referent | ||||
Squamous | 1.594 | 1.027–2.475 | ||||
Other | 1.128 | 0.495–2.572 | ||||
Minimally invasive approach | 1.417 | 0.965–2.080 | 0.076 | |||
Surgical procedure | <0.001 | 0.001 | ||||
Sweet | 1 | Referent | 1 | Referent | ||
Ivor-Lewis | 2.019 | 1.211–3.367 | 1.993 | 1.190–3.337 | ||
Three-incision | 1.922 | 1.330–2.777 | 1.878 | 1.296–2.722 | ||
Surgeon experience | 0.010 | 0.039 | ||||
High-volume a | 1 | Referent | 1 | Referent | ||
Low-volume b | 1.550 | 1.111-2.161 | 1.525 | 1.090–2.135 | ||