Table 3.
Factor | Winter | Spring | Summer | Fall | P-value |
---|---|---|---|---|---|
Sexual Factors | |||||
Mean vaginal sex frequency* | 2.2/week | 2.2/week | 2.4/week | 2.4/week | 0.004 |
Mean oral sex frequency* | 0.6/week | 0.6/week | 0.6/week | 0.6/week | 0.79 |
Mean number recent sex partners* | 0.90 | 0.90 | 0.97 | 0.95 | <0.001 |
New sex partner* | 8% | 8% | 8% | 8% | 0.78 |
Hormonal contraception | 47% | 47% | 49% | 49% | 0.79 |
Health-related Factors | |||||
Weight (kg) | 81.8 | 80.6 | 80.2 | 81.2 | <0.001 |
Smoking | 28% | 29% | 28% | 30% | 0.18 |
Alcohol drinking | 54% | 53% | 51% | 51% | 0.009 |
Metronidazole since last visit** | 15% | 15% | 13% | 15% | 0.04 |
Hygiene-related Factors | |||||
Douching* | 43% | 43% | 44% | 45% | 0.14 |
Powder on genitals* | 23% | 23% | 21% | 25% | 0.03 |
Towelette use* | 9% | 8% | 7% | 7% | 0.03 |
Feminine deodorant spray* | 13% | 12% | 10% | 12% | 0.07 |
Showers only* | 9% | 9% | 11% | 9% | † |
Baths only* | 15% | 16% | 15% | 15% | † |
Baths and showers* | 76% | 75% | 74% | 77% | † |
In past 6 months at initial study visit, in the past 3 months for follow-up visits
In past 2 weeks for first study visits, since previous visit for follow-up visits
shower vs bath and shower, p=0.01; bath only vs. bath and shower, p=0.13; bath only versus shower only, p=0.07.