Table 1. Demographic information of the study population.
| Characteristics | n (%) | |
|---|---|---|
| Marital status | ||
| Married | 2510(92.4) | |
| Other | 207(7.6) | |
| Age | 40.6 ± 7.9 | |
| Age of first sexual intercourse | 22.9 ± 2.9 | |
| ≤ 16 | 13(0.5) | |
| 17 ~ 20 | 581(22.8) | |
| ≥ 21 | 1957(76.7) | |
| Age of primiparity | 25.3 ± 4.1 | |
| ≤ 20 | 154(6.2) | |
| 21 ~ 25 | 1228(49.3) | |
| 26 ~ 30 | 911(36.6) | |
| ≥ 31 | 198(7.9) | |
| Number of live-births | 1.6 ± 1.1 | |
| 0 | 69(2.7) | |
| 1 | 1287(50.6) | |
| 2 | 857(33.7) | |
| ≥ 3 | 328(12.9) | |
| Contraceptive measures | ||
| Oral contraceptive | 74(2.7) | |
| Intrauterine device | 795(39.3) | |
| Tubal ligation | 62(2.3) | |
| Condom | 929(34.2) | |
| Rhythm method | 86(3.2) | |
| Coitus interruptus | 410(15.1) | |
| Other | 361(13.3) | |
| Medical insurance | ||
| Yes | 2023 (74.5) | |
| No | 694(25.5) | |
| HPV test | ||
| Positive | 432(15.9) | |
| Negative | 2285(84.1) | |
| Liquid-based cytology | ||
| NILM | 1127(94.6) | |
| ASCUS+ | 64 (5.4) | |
| Histological diagnosis | ||
| NILM | 797(86.4) | |
| CIN1 | 95(10.3) | |
| CIN2+ | 30(3.3) |
HPV: Human papillomavirus; NILM: No intraepithelial lesion or malignant cells; ASCUS: Atypical squamous cells of undermined significance; CIN: Cervical intraepithelial neoplasia