Table 1.
General characteristics of 1,224 study participants at the follow up by HPV infection status
| Characteristic | Total (n=1,224) |
Overall HPV infectiona) (n=73) |
HR HPV infectiona) (n=52) |
||
|---|---|---|---|---|---|
| No. (%) | No. (%) | p-value | No. (%) | p-value | |
| Region | |||||
| Busan | 579 (47.3) | 57 (9.8) | 0.0001 | 41 (7.1) | 0.001 |
| Suwon | 645 (52.7) | 16 (2.5) | 11 (1.7) | ||
| Age group (yr) | |||||
| < 39 | 223 (18.2) | 15 (6.7) | 0.897 | 11 (5.0) | 0.913 |
| 40-49 | 529 (43.2) | 29 (5.5) | 23 (4.3) | ||
| 50-59 | 401 (32.8) | 25 (6.2) | 16 (4.0) | ||
| ≥ 60 | 71 (5.8) | 4 (5.6) | 2 (2.8) | ||
| Marital status | |||||
| Unmarried (single, divorced, and widower) | 204 (16.7) | 16 (7.8) | 0.214 | 10 (4.9) | 0.612 |
| Married (married and cohabitant) | 1,020 (83.3) | 57 (5.6) | 42 (4.1) | ||
| Education level | |||||
| None/Elementary/Middle school | 496 (40.5) | 34 (6.8) | 0.277 | 24 (4.8) | 0.398 |
| High school/University/≥ Master | 728 (59.5) | 39 (5.4) | 28 (3.8) | ||
| First marriage age (yr) | |||||
| < 25 | 402 (41.7) | 26 (6.5) | 0.169 | 19 (4.7) | 0.125 |
| ≥ 25 | 561 (58.3) | 25 (4.5) | 16 (2.8) | ||
| Smoking status | |||||
| Non smoker | 1,150 (94.0) | 70 (6.0) | 1.000 | 49 (4.2) | 0.474 |
| Current smoker | 73 (6.0) | 3 (5.8) | 3 (5.8) | ||
| Alcohol drinking | |||||
| No | 856 (69.9) | 45 (5.3) | 0.111 | 31 (3.6) | 0.097 |
| Yes | 368 (30.1) | 28 (7.6) | 21 (5.7) | ||
| Lifetime sexual partners | |||||
| 1 | 1,003 (82.2) | 49 (4.9) | 0.001 | 34 (3.4) | 0.003 |
| ≥ 2 | 217 (17.8) | 23 (10.6) | 17 (7.8) | ||
| Extramarital affair | |||||
| No | 1,065 (87.2) | 59 (5.5) | 0.283 | 42 (3.9) | 0.486 |
| Yes | 156 (12.8) | 12 (7.7) | 8 (5.1) | ||
| Parity | |||||
| 1 | 150 (12.8) | 10 (6.7) | 0.331 | 7 (4.7) | 0.873 |
| 2 | 719 (61.5) | 38 (5.3) | 29 (4.0) | ||
| ≥ 3 | 300 (25.7) | 23 (7.7) | 14 (4.7) | ||
| Menopause | |||||
| No | 506 (41.4) | 35 (6.9) | 0.24 | 22 (4.3) | 0.889 |
| Yes | 717 (58.6) | 38 (5.3) | 30 (4.2) | ||
| History of STDa) | |||||
| No | 1,155 (95.7) | 67 (5.8) | 0.231 | 47 (4.1) | 0.274 |
| Yes | 52 (4.3) | 5 (9.6) | 4 (7.7) | ||
| Family history of cancer | |||||
| No | 809 (66.1) | 38 (4.7) | 0.009 | 24 (3.0) | 0.002 |
| Yes | 414 (33.9) | 35 (8.4) | 28 (6.8) | ||
| Cervical screening history | |||||
| No | 158 (13.0) | 5 (3.2) | 0.147 | 4 (7.8) | 0.392 |
| Yes | 1,058 (87.0) | 67 (6.3) | 47 (4.4) | ||
| Chlamydia trachomatis at baseline | |||||
| Negative | 1,151 (96.2) | 67 (5.8) | 0.336 | 48 (4.2) | 0.712 |
| Positive | 45 (3.8) | 4 (8.9) | 2 (4.4) | ||
| HPV status at baseline by LA | |||||
| Negative | 1,119 (91.4) | 54 (4.8) | < 0.001 | 36 (3.2) | < 0.001 |
| Positive | 105 (8.6) | 19 (18.1) | 16 (15.2) | ||
HPV, human papillomavirus; STD, sexual transmitted disease; LA, linear array.
a)
Sample sizes for individual characteristics may not equal total due to missing values.