Table 3.

Association between VFA and relative abundance of a microbial genus (Blautia and Bifidobacterium) adjusted by Models 1–3

	Blautia and VFA		Bifidobacterium and VFA
	Men	Women	Men	Women
	P valuea	P valuea	P valuea	P valuea
Model 1
Age	0.020(D)*	0.004(D)**	0.031(D)*	0.069(D)
Model 2
Smoking habit
Total dietary fibre intake	0.038(D)*	0.004(D)**	0.012(D)*	0.131(D)
Alcohol intake
Habitual medicine use
Model 3(1 × 2 + BMI + WC)
Age
BMI
Waist circumference
Smoking habit	0.038(D)*	0.004(D)**	0.012(D)*	0.127(D)
Total dietary fibre intake
Alcohol intake
Habitual medicine use

(D) indicates tendency to decrease, (I) indicates tendency to increase relative to VFA

P < 0.05 and <0.01 are indicated by * and **, respectively

^aAnalysis of variance for linear regression model was used