Table 1.
Baseline Characteristics of Study Participants
| Characteristics | Participants receiving Lactin-V (n = 50) | Participants receiving placebo (n = 50) | All participants(n = 100) |
| Age in years, median (range) | 21 (18–31) | 21 (18–36) | 21 (18–36) |
| Never married | 39 (78) | 37 (74) | 76 (76) |
| Race or ethnicity | |||
| White | 33 (66) | 42 (84) | 75 (75) |
| Asian | 8 (16) | 3 (6) | 11 (11) |
| African American | 0 (0) | 1 (2) | 1 (1) |
| Native American | 0 (0) | 1 (2) | 1 (1) |
| Other | 9 (18) | 3 (6) | 12 (12) |
| Hispanic | 4 (8) | 3 (6) | 7 (7) |
| No. of UTIs in lifetime, median (range) | 4 (1–45) | 5 (1–30) | 4.5 (1–45) |
| 1–2 | 18 (36) | 12 (24) | 30 (30) |
| ≥3 | 32 (64) | 38 (76) | 70 (70) |
| Sexually active in the past month | 50 (100) | 49 (98) | 99 (99) |
| Episodes of sexual intercourse in the past month, median | 10 | 10 | 10 |
| Any spermicide usea in the past month | 5 (10) | 2 (4) | 7 (7) |
| Abnormal Papanicolaou test result | 2 (4) | 3 (6) | 5 (5) |
NOTE. Data are no. (%) of participants, unless otherwise indicated. UTI, urinary tract infection.
a
Diaphragm or spermicidal condom use.