Table 4.

Comparison of CAT/MDA/SOD (drain fluid) on POD3 and POD5 in patients with and without anastomotic leak.

Parameter (mean ± SD)	AL (n = 16)	Without AL (n = 254)	P value
CATPOD3	59.62 ± 48.50	90.06 ± 58.46	0.043
MDAPOD3	0.906 ± 0.652	0.219 ± 0.205	<0.001
SODPOD3	0.358 ± 0.112	0.536 ± 0.237	0.003
CATPOD5	49.18 ± 35.68	116.5 ± 50.91	<0.001
MDAPOD5	1.387 ± 0.556	1.294 ± 0.406	0.840
SODPOD5	0.332 ± 0.055	0.369 ± 0.096	0.014

CAT: catalase; SOD: superoxide dismutase; MDA: malondialdehyde; POD: postoperative day.