Table 2 Colposcopic findings at the first colposcopy visit among HPV screening-positive women, overall and stratified by histology
Histological sample collectedc (n = 170) (%) | ||||||
|---|---|---|---|---|---|---|
All women (n = 191, 100%) | ≤ CIN1 (n = 136, 80%) | CIN2 + (n = 34, 20%) | ||||
n (%) | (95% CI) | n (%) | (95% CI) | n (%) | (95% CI) | |
Transformation zone type recorded | ||||||
TZ1 | 15 (7.9%) | 4.5–12.6% | 7 (5.2%) | 2.1–10.3% | 8 (23.5%) | 10.8–41.2% |
TZ2 | 16 (8.4%) | 4.9–13.2% | 15 (11.0%) | 6.3–17.5% | < 3 | - |
TZ3 | 143 (74.9%) | 68.1–80.9% | 101 (74.3%) | 66.1–81.4% | 22 (64.7%) | 46.5–80.3% |
Not reported | 17 (8.9%) | 5.3–13.9% | 13 (9.6%) | 5.2–15.8% | 3 (8.8%) | 1.9–23.7% |
Colposcopic abnormalitya | ||||||
Acetowhite | 10 (5.2%) | 2.5–9.4% | 6 (4.4%) | 1.6–9.4% | 4 (11.8%) | 3.3–27.5% |
Punctuations or mosaic vessel patterns | 5 (2.6%) | 0.9–6.0% | 2 (1.5%) | 0.2–5.2% | 3 (8.8%) | 1.9–23.7% |
Atypical vessels | 11 (5.6%) | 2.9–10.1% | 8 (5.9%) | 2.6–11.3% | 3 (8.8%) | 1.9–23.7% |
Discoloration | < 3 | < 3 | 0 | |||
No visible lesions | 171 (89.5%) | 84.3–93.5% | 123 (90.4%) | 84.2–94.8% | 27 (79.4%) | 62.1–91.3% |
Median number of biopsies collected (range) | 3 (0–7) | 3 (1–7) | 4 (1–7) | |||
Type of histological sampleb | ||||||
Colposcopy-directed biopsies | 17 (8.9%) | 5.3–13.9% | 12 (8.8%) | 4.6–14-9% | 5 (14.7%) | 5.0–31.1% |
Random biopsies | 145 (75.9%) | 69.2–81-8% | 116 (84.6%) | 78.2–90.8% | 28 (82.4%) | 65.5–93.2% |
Endocervical curettage | 29 (15.2%) | 10.4–21.1% | 23 (16.9%) | 11.0–24.3% | 5 (14.7%) | 5.0–31.1% |
Diagnostic LEEP | 17 (8.9%) | 5.3–13.9% | 10 (7.3%) | 3.5–13.1% | 7 (20.6%) | 8.7–37.9% |
LEEP due to abnormal histological sample | 22 (11.5%) | 7.3–16.9% | 0 | - | 22 (64.7%) | 46.5–80.3% |