Impact of visceral obesity on postoperative complications and oncological outcomes in elderly patients with colorectal cancer

Table 3 Detection of biochemical indicators, mean ± SD

Time point	Abdominal obesity group (n = 80)	Non-abdominal obesity group (n = 70)	χ2/t	P value
WBC count (× 109/L)
1 day before surgery	7.45 ± 1.25	6.80 ± 1.10	2.136	0.034
Day 1	10.24 ± 2.43	9.02 ± 1.98	2.463	0.015
Day 3	9.90 ± 2.10	8.60 ± 1.85	2.184	0.03
Day 7	9.05 ± 1.85	7.80 ± 1.50	2.632	0.01
NEUT%
1 day before surgery	63.50 ± 8.40	60.75 ± 7.90	2.182	0.031
Day 1	72.45 ± 9.50	68.60 ± 8.30	2.104	0.037
Day 3	69.80 ± 8.30	65.30 ± 7.00	2.545	0.013
Day 7	68.20 ± 7.80	64.10 ± 6.90	2.391	0.018
CRP (mg/L)
1 day before surgery	5.35 ± 1.85	4.90 ± 1.20	1.983	0.048
Day 1	21.50 ± 8.75	18.80 ± 7.60	2.465	0.015
Day 3	16.75 ± 6.10	14.90 ± 5.30	2.305	0.022
Day 7	11.25 ± 4.90	9.80 ± 4.20	2.438	0.016
ALB (g/L)
1 day before surgery	38.75 ± 5.40	40.00 ± 4.20	1.621	0.107
Day 1	31.50 ± 5.30	33.20 ± 4.70	2.264	0.024
Day 3	34.00 ± 4.80	35.20 ± 4.30	1.847	0.067
Day 7	36.50 ± 4.00	37.30 ± 3.80	1.472	0.142
TP (g/L)
1 day before surgery	60.00 ± 5.10	61.30 ± 4.60	1.174	0.242
Day 1	57.20 ± 5.80	58.10 ± 5.30	1.132	0.258
Day 3	58.00 ± 6.00	59.50 ± 5.80	1.059	0.291
Day 7	59.20 ± 5.60	60.00 ± 5.40	1.312	0.191

P < 0.05 indicated significant difference. WBC: White blood cell; NEUT%: Neutrophil percentage; CRP: C-reactive protein; ALB: Albumin; TP: Total protein.