Therapeutic effects of Buzhong Yiqi decoction in patients with spleen and stomach qi deficiency after routine surgery and chemotherapy for colorectal cancer

Table 1 Comparison of general data between the two groups (mean ± SD)

Group		Control group (n = 50)	Observation group (n = 50)	t/χ2	P value
Age (years, mean ± SD)		47.12 ± 13.37	46.97 ± 14.21	0.246	0.806
Sex, n (%)	Male	25 (50.00)	27 (54.00)	0.160	0.689
	Female	25 (50.00)	23 (46.00)
BMI (kg/m2)		21.62 ± 4.03	21.36 ± 3.84	0.453	0.652
History of smoking, n (%)		7 (14.00)	6 (12.00)	0.088	0.766
History of alcohol use, n (%)		10 (20.00)	12 (24.00)	0.629	0.629

BMI: Body mass index.