Table 3 Univariate and multivariate analyses of factors affecting postoperative fever

Gender

Male vs. Female

0.022*

Age(years)

 < 52 vs. ≥ 52

0.553

Tumor localization

Right vs. Left vs. Bilateral

0.258

Tumor pathology

 < 0.001*

Others

Reference

Reference

Cushing syndrome

 < 0.001*

0.171

(0.063–0.465)

 < 0.001^*

Pheochromocytoma

 < 0.001*

2.221

(1.110–4.445)

0.024^*

Previous abdominal surgery

Yes vs. No

0.550

Diabetes

Yes vs. No

0.033*

2.250

(1.070–4.728)

0.032^*

ASA score

 < 3 vs. ≥ 3

0.467

BMI

 < 23 vs. ≥ 23

0.948

Pneumoperitonium time(min.)

 < 75 vs. ≥ 75

0.006*

Blood loss(ml)

 < 30 vs. ≥ 30

0.183

Tumor size(mm)

 < 24 vs. ≥ 24

0.976