showed a trendP < 0.1
Tobacco use showed a trend toward association with the microbiota (P < 0.1, unweighted UniFrac).
Tobacco use showed a trend toward association with the microbiota (P < 0.1, unweighted UniFrac).
However, BMI and sex show significant or marginally significant associations with the weighted UniFrac, which is more sensitive to abundant lineages, indicating that some abundant bacterial lineages may also be affected by these factors.