Table 1. Characteristics of women with a primary invasive cervical cancer diagnosis 2002–2011 in Sweden by tumor hrHPV status.
| Characteristic | Tumor hrHPV status | Total | p-Value* | |
|---|---|---|---|---|
| hrHPV+ | hrHPV− | |||
| Number of cases | 2,293 | 552 | 2,845 | |
| Number of deaths, number (%) | 822 (36.3) | 309 (56.0) | 1,131 (39.8) | |
| Total person-years | 14,990.1 | 2,707.9 | 17,711.0 | |
| Mean follow-up years (SE) | 6.5 (0.08) | 4.9 (0.18) | 6.2 (0.07) | |
| Age at cancer diagnosis, number (%) | <0.001 | |||
| <30 | 161 (7.0) | 6 (1.1) | 167 (5.9) | |
| 30–44 | 822 (35.8) | 111 (20.1) | 933 (32.8) | |
| 45–59 | 580 (25.3) | 122 (22.1) | 702 (24.7) | |
| 60–74 | 394 (17.2) | 146 (26.4) | 540 (19.0) | |
| >74 | 336 (14.7) | 167 (30.3) | 503 (17.7) | |
| FIGO stage, number (%) | <0.001 | |||
| IA | 455 (19.8) | 75 (13.6) | 530 (18.6) | |
| IB | 972 (42.4) | 185 (33.5) | 1,157 (40.7) | |
| II | 462 (20.1) | 115 (20.8) | 577 (20.3) | |
| III+ | 404 (17.6) | 177 (32.1) | 581 (20.4) | |
| Histological type, number (%) | <0.001 | |||
| Squamous cell carcinoma | 1,735 (75.7) | 374 (67.8) | 2,109 (74.1) | |
| Adenocarcinoma | 410 (17.9) | 116 (21.0) | 526 (18.5) | |
| Adenosquamous cell carcinoma | 88 (3.8) | 31 (5.6) | 119 (4.2) | |
| Other rare carcinomas | 60 (2.6) | 31 (5.6) | 91 (3.2) | |
| Mode of detection, number (%) | <0.001 | |||
| Symptomatic cancer | 1,593 (69.5) | 444 (80.4) | 2,037 (71.6) | |
| Screen-detected cancer | 700 (30.5) | 108 (19.6) | 808 (28.4) | |
| Education, number (%) | <0.001 | |||
| Low | 597 (26.0) | 215 (38.9) | 812 (28.5) | |
| Middle | 1,038 (45.3) | 208 (37.7) | 1,246 (43.8) | |
| High | 610 (26.6) | 113 (20.5) | 723 (25.4) | |
| Missing | 48 (2.1) | 16 (2.9) | 64 (2.2) | |
No missing values for age at cancer diagnosis, FIGO stage, histological type, and mode of detection.
*p-Value was determined using chi-squared tests.
FIGO, International Federation of Gynecology and Obstetrics; hrHPV, high-risk human papillomavirus; SE, standard error.