Table 3 Risk factors of anastomotic leakage based on univariate logistic regression analysis

NSAIDs use (F vs No)

1.11 [0.64–1.93]

0.7012

Intraoperative Transfusion (yes vs no)

2.62 [1.27–5.41]

0.0091

Sex (male vs female)

3.40 [1.54–7.52]

0.0025

Age (≥65 vs <65)

0.98 [0.57–1.70]

0.9438

ASA score (≥3 vs <3)

3.04 [1.69–5.46]

0.0002

Procedure type (colorectal vs gastric)

0.87 [0.51–1.48]

0.6000

Procedure (open vs laparoscopic)

0.79 [0.47–1.33]

0.3713

Tumor stage (4 vs 3 vs 2 vs 1 )

1.39 [0.99–1.94]

0.0561