TABLE 1.
Basic characteristics of all women enrolled and women with a previous history of cervical dysplasia
| Variable |
All women enrolled (n = 103) |
Women with previous cervical dysplasia (n = 26) |
|---|---|---|
| Age at enrolment | 56 (52–67) | 55 (52–65) |
| Age at sexual debut | 17 (16–19) | 17 (15–18) |
| Number of sexual partners in a lifetime | 5 (3–11) | 6 (3–10) |
| Parity | 2 (2–3) | 2 (2–3) |
| Surgery | ||
| Total hysterectomy | 88 (85.4) | 22 (84.6) |
| Cervical amputation | 15 (14.6) | 4 (15.4) |
| Currently married | ||
| Yes | 62 (60.2) | 13 (50.0) |
| No | 40 (38.8) | 12 (46.2) |
| Missing | 1 (1.0) | 1 (3.9) |
| Children | ||
| Yes | 94 (91.3) | 25 (96.2) |
| No | 8 (7.8) | 1 (3.9) |
| Missing | 1 (1.0) | 0 (0) |
| Education (college degree or higher) | ||
| Yes | 56 (54.4) | 14 (53.9) |
| No | 45 (43.7) | 11 (42.3) |
| Missing | 2 (1.9) | 1 (3.9) |
| Smoking (current or previous) | ||
| Yes | 50 (48.5) | 14 (53.9) |
| No | 51 (49.5) | 11 (42.3) |
| Missing | 2 (1.9) | 1 (3.9) |
| Medication (any) | ||
| Yes | 69 (67.0) | 14 (53.9) |
| No | 33 (32.0) | 11 (42.3) |
| Missing | 1 (1.0) | 1 (3.9) |
| Postmenopausal | ||
| Yes | 67 (65.1) | 17 (65.4) |
| No | 36 (35.0) | 9 (34.6) |
| Missing | 0 (0) | 0 (0) |
| HPV vaccination | ||
| Yes | 4 (3.9) | 2 (7.7) |
| No | 97 (94.2) | 23 (88.5) |
| Missing | 2 (1.9) | 1 (3.9) |
| Previous use of oral contraceptives | ||
| Yes | 72 (69.9) | 16 (62.5) |
| No | 30 (29.1) | 9 (34.6) |
| Missing | 1 (1.0) | 1 (3.9) |
| Previous or current hormonal replacement therapy | ||
| Yes | 26 (25.2) | 3 (11.5) |
| No | 72 (69.9) | 20 (76.9) |
| Missing | 5 (4.9) | 3 (11.5) |
| Age at sexual debut | ||
| <17 years | 35 (34.0) | 11 (42.3) |
| ≥17 years | 68 (66.0) | 15 (57.7) |
| Missing | 0 (0) | 0 (0) |
| Number of sexual partners in a lifetime | ||
| <5 | 48 (46.6) | 3 (18.8) |
| ≥5 | 54 (52.4) | 13 (81.3) |
| Missing | 1 (1.0) | 0 (0) |
| History of genital warts (self‐reported) | ||
| Yes | 13 (12.6) | 4 (15.4) |
| No | 89 (86.4) | 22 (84.6) |
| Missing | 1 (1.0) | 0 (0) |
| History of abnormal cervical cytology or histology a | ||
| Low grade | 10 (9.7) | 11 (42.3) |
| High grade | 15 (14.6) | 15 (57.7) |
| Normal | 78 (75.7) | 0 (0) |
| Previous excisional treatment of the cervix | ||
| Yes | 6 (5.8) | 6 (23.1) |
| No | 97 (94.2) | 15 (57.7) |
| Missing | 0 (0) | 0 (0) |
Note: Data are presented as median (interquartile range) or n (%).
Abbreviations: HPV, human papillomavirus; HSIL, high‐grade intraepithelial lesion.
Record of abnormal cervical cytology or histology in the Danish National Pathology Databank. Low grade refers to a history of atypical squamous cells of undetermined significance, low‐grade squamous intraepithelial lesion, or cervical intraepithelial neoplasia grade 1. High grade refers to high‐grade squamous intraepithelial lesion, atypical squamous cells – cannot exclude high‐grade squamous intraepithelial lesion, adenocarcinoma in situ, or cervical intraepithelial neoplasia grades 2 and 3.