Table 3.
Distribution of etiological agents in training group of this study
| Etiological agents | Case subgroup* (n = 112) | Control subgroup* (n = 108) | Z | P |
|---|---|---|---|---|
| UU | 6.16 | 5.03 | 3.534 | 0.002 |
| CT | 5.75 | 3.72 | 11.521 | 0.001 |
| GBS | 7.93 | 6.51 | 3.249 | 0.004 |
| Candida albicans | 4.66 | 4.66 | 0.168 | 0.569 |
| HSV-1 | 3.59 | 3.61 | –0.264 | 0.795 |
| HSV-2 | 4.12 | 3.72 | 3.586 | 0.002 |
*The quantitative levels of UU, CT, HSV-2, and GBS were converted into log-normal distribution data. UU: Ureaplasma urealyticum; CT: Chlamydia trachomatis; GBS: Group B streptococci; HSV-1: Herpes simplex virus type 1; HSV-2: Herpes simplex virus type 2.