Table 1.
Baseline characteristics of participants based on cervical cancer screening.
| Characteristic | Total screened | Person-years (PY) | Screened IDR per 1000 PY | |
| HPV vaccine status | ||||
| None | 374,476 | 811,553 | 461 | |
| Received ≥1 vaccine | 101,226 | 155,764 | 650 | |
| One dose | 36,369 | 67,630 | 538 | |
| Two doses | 28,397 | 41,814 | 679 | |
| Three doses | 36,460 | 46,320 | 787 | |
| Age of the patients | ||||
| 21 | 79,092 | 192,671 | 410 | |
| 22 | 85,645 | 186,617 | 459 | |
| 23 | 83,553 | 170,555 | 490 | |
| 24 | 83,952 | 160,480 | 523 | |
| 25 | 85,228 | 158,504 | 538 | |
| 26 | 58,232 | 98,491 | 591 | |
| Place of residence | ||||
| Urban | 428,098 | 869,406 | 492 | |
| Rural | 47,604 | 97,911 | 486 | |
| US census region | ||||
| South | 177,784 | 330,646 | 538 | |
| West | 92,779 | 230,326 | 403 | |
| Midwest | 110,519 | 215,502 | 513 | |
| Northeast | 94,620 | 190,843 | 496 | |
| STDs | ||||
| Gonorrhea | 231 | 374 | 618 | |
| Chlamydial | 4976 | 7604 | 654 | |
| Syphilis | 55 | 83 | 663 | |
| Trichomoniasis | 392 | 658 | 596 | |
| HIV/AIDS | 71 | 134 | 530 | |
| Hepatitis B virus | 112 | 182 | 615 | |
| Hepatitis C virus | 192 | 375 | 512 | |
| Non-STDs | ||||
| Flu vaccination | 6497 | 11,446 | 568 | |
| Previous Pap test | 91,752 | 136,383 | 673 | |
| Alcohol drinking | 786 | 1506 | 522 | |
| Smoking | 2404 | 4520 | 532 | |
| Drug abuse | 496 | 1134 | 437 | |
| Depression | 10,927 | 18,994 | 575 | |
| Anxiety | 10,822 | 18,790 | 576 | |
| Type of health plan | ||||
| PPO | 284,177 | 557,314 | 510 | |
| HMO | 74,439 | 154,286 | 482 | |
| CDHP/HDHP | 46,503 | 102,695 | 453 | |
| Others | 70,583 | 153,023 | 461 | |