Serum nutritional predictive biomarkers and risk assessment for anastomotic leakage after laparoscopic surgery in rectal cancer patients

Table 2 Comparison of preoperative serum nutritional factors between anastomotic leakage patients and non-anastomotic leakage patients

Group	n	Serum nutritional factors (mean ± SD)
		PA (mg/L)	ALB (g/L)	TRF (g/L)
AL	67	245.74 ± 55.18	32.19 ± 4.87	2.24 ± 0.32
Non-AL	493	331.83 ± 67.12	38.74 ± 5.62	2.89 ± 0.54
t		10.045	9.086	9.621
P value		< 0.001	< 0.001	< 0.001

AL: Anastomotic leakage; PA: Prealbumin; ALB: Albumin; TRF: Transferrin.