Table 5.

Prevalence of endogenous vaginal bacterial species identified by PCR.

Bacterial sp., %	GTP1 (20+0–22+6 weeks)		GTP2 (26+0–28+6 weeks)
	Term (n = 25)	Preterm (n = 11)	Term (n = 17)	Preterm (n = 11)
Lactobacillus sp.a	100	100	100	100
Fusobacterium sp.b	20	9	12	36*
Bacteroides-Prevotellab	16	27	24	73*
Mobiluncus mulierisb	4	0	6	45*
Gardnerella vaginalisb	92	100	82	73
Mobiluncus curtisiib	28	36	18	27
Mycoplasma hominisb	4	18	0	9

GTP, gestational time point.

^aCommensal/protective bacterial sp.

^bAnaerobic bacterial sp. associated with abnormal vaginal microflora, infection and PTB.

^*Increase in the prevalence of bacterial sp. (≥25%, P < 0.001) in the preterm-delivered women from 20⁺⁰–22⁺⁶ to 26⁺⁰–28⁺⁶ weeks.