Gut bacteria alteration in obese people and its relationship with gene polymorphism

Table 2 Descriptive characteristics of the study groups (mean ± SD)

	Obese (n = 52)	Normal-weight (n = 52)
Age (yr)	34.65 ± 11.91	33.02 ± 10.37
Sex
Male	34	26
Female	18	26
Body mass index (kg/m2)	30.79 ± 2.80b	20.26 ± 1.50
Total cholesterol (mmol/L)	4.91 ± 0.80b	4.26 ± 0.75
Triglycerides (mmol/L)	2.33 ± 1.22b	0.95 ± 0.37
Fasting glucose (mmol/L)	5.42 ± 0.88b	4.90 ± 0.45
Leukocyte counts (× 109/L)	6.96 ± 1.71b	5.85 ± 1.49
Intermediate cells (× 109/L)	0.48 ± 0.12a	0.43 ± 0.10
Granulocytes (× 109/L)	4.44 ± 1.24b	3.59 ± 1.14

^aP < 0.05,

^bP≤ 0.01 vs the normal-weight group. BMI: Body mass index.