Table 4.

Multivariate analysis of risk factors for blood transfusion in patients with POHb >100 g/L.

	Parameter estimate	SE	Adjusted OR	95% CI	P value
Age	0.799	0.322	2.224	1.184–4.178	0.013
Gender					0.481
Macroscopic type					0.829
Differentiation grade					0.113
Tumor size					0.957
Type of gastrectomy					0.402
TNM stage	−1.028	0.367	0.358	0.174–0.734	0.005
Longitudinal location					0.867
Intraoperative blood loss	−0.003	0.001	0.997	0.995–0.998	<0.001
Combined organ resection	1.105	0.518	3.019	1.094–8.333	0.033

Adjusted OR estimated by the Cox model.

95% CI: 95% confidence interval, OR: odd ratio, and SE: standard error.