an increasing trendp < 0.01
An increasing trend in shared Bacteroides ASVs was observed comparing older vs. younger children (with maternal fecal microbiota: p < 0.01 in the RESONANCE cohort, p > 0.05 in the VDAART cohort; with maternal vaginal microbiota: p > 0.05 in the WISC cohort; Figures S10 A0 and B0).