Table 2. A Comparison of the median values of the indexes studied preoperatively and at postoperative days 1–3 and days 4–7 in patients with and without anastomotic leakage.

Parameter	Patient	Preoperatively	Postoperative days 1–3	Postoperative days 4–7
Albumin	Non-AL	39.71 (29.50, 52.00)	32.25 (17.80, 42.10)	33.84 (20.70, 45.30)
	AL	39.34 (28.50, 48.10)	31.82 (22.60, 41.90)	34.60 (25.50, 42.40)
	P value	0.71	0.657	0.428
Hemoglobin	Non-AL	129.35 (76.00, 164.00)	117.12 (77.00, 156.00)	106.04 (71.00, 148.00)
	AL	128.24 (78.00, 173.00)	117.00 (79.00, 146.00)	106.64 (74.00, 135.00)
	P value	0.791	0.975	0.871
Platelets, median (IQR)	Non-AL	250.76 (112.00, 473.00)	228.10 (87.00, 500.00)	240.53 (84.00, 578.00)
	AL	269.48 (115.00, 388.00)	244.36 (82.00, 493.00)	231.48 (65.00, 463.00)
	P value	0.126	0.362	0.538
Neutrophils, median (IQR)	Non-AL	3.81 (1.09, 8.03)	10.97 (3.41, 20.74)	7.89 (1.23, 18.86)
	AL	5.54 (2.85, 10.60)	11.61 (6.5, 21.47)	9.20 (3.15, 18.33)
	P value	0.000	0.484	0.066
Lymphocytes, median (IQR)	Non-AL	1.57 (0.39, 3.13)	1.00 (0.24, 6.88)	1.01 (0.18, 2.69)
	AL	1.47 (0.94, 2.18)	0.75 (0.34, 2.15)	1.02 (0.16, 3.31)
	P value	0.386	0.035	0.548
NLR, median (IQR)	Non-AL	2.67 (0.47, 9.31)	13.99 (1.53, 44.29)	9.47 (0.78, 37.71)
	AL	3.83 (1.73, 7.77)	17.76 (4.22, 36.14)	12.43 (1.29, 37.04)
	P value	0.000	0.013	0.038
PLR, median (IQR)	Non-AL	175.58 (55.45, 592.31)	295.46 (25.78, 1016.67)	266.02 (63.13, 662.50)
	AL	188.07 (87.12, 276.67)	374.23 (120.00, 921.62)	302.12 (81.25, 1,175.00)
	P value	0.058	0.021	0.795
SII, median (IQR)	Non-AL	663.94 (154.34, 2,784.06)	3,124.70 (352.14, 10,807.17)	2,123.24 (267.02, 9,414.13)
	AL	1023.15 (265.72, 2,030.74)	4,039.07 (1,088.40, 12,322.08)	2,633.38 (493.95, 7,341.57)
	P value	0.000	0.007	0.248

AL, anastomotic leakage; IQR, interquartile range; NLR, neutrophil-to-lymphocyte ratio; PLR, platelet-to-lymphocyte ratio; SII, systemic immune-inflammation index.