Table 1. Subjects’ Characteristics at Index Visit, N = 21.

	n (%)
Age in years, median (range)	28.5 (18–40)
Educational attainment
Less than high school	6 (28.6)
High school graduate	8 (38.1)
Some college or above	7 (33.3)
BMI
18.5–24.9 (normal weight)	3 (14.3)
25.0–29.9 (overweight)	6 (28.6)
≥30 (obese)	12 (57.1)
Parity
0–1	7 (33.3)
≥2	14 (66.7)
Tubal ligation ever	2 (9.5)
Oral Contraceptive use in past 6 months	3 (14.3)
Current smoking	14 (66.7)
Number of male sex partners in past 6 months
0	3 (14.3)
1	12 (57.1)
≥2	6 (28.6)
Clinically detected BV by Amsel’s criteria	5 (23.8)
pH, median (range)	5.0 (4.0–7.0)