Table 1.
Findings after referrals for colposcopy by screening programme, referral type and age, per 1000 women screened
| Rate per 1000 screened women | HPV | Cytology | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Direct** | Indirect** | Direct** | Indirect** | |||||||||||||
| Overall | 29–39 | 40–54 | 55–61 | Overall | 29–39 | 40–54 | 55–61 | Overall | 29–39 | 40–54 | 55–61 | Overall | 29–39 | 40–54 | 55–61 | |
| No follow-up with cytology or histology test* | 6.0 | 12.5 | 5.2 | 2.3 | 3.4 | 6.0 | 3.1 | 1.9 | 0.5 | 0.8 | 0.4 | 0.4 | 2.3 | 4.0 | 2.3 | 0.9 |
| Cytology only | 0.7 | 1.1 | 0.6 | 0.4 | 0.1 | 0.3 | 0.1 | 0.1 | 0.2 | 0.2 | 0.2 | 0.1 | 0.2 | 0.3 | 0.2 | 0.1 |
| No dysplasia | 3.9 | 6.5 | 3.9 | 2.0 | 1.6 | 2.6 | 1.5 | 1.0 | 0.6 | 0.8 | 0.5 | 0.5 | 1.8 | 2.8 | 1.8 | 0.9 |
| CIN1 | 6.3 | 12.8 | 5.6 | 2.4 | 2.1 | 3.8 | 2.1 | 1.0 | 0.9 | 1.7 | 0.8 | 0.4 | 3.0 | 5.8 | 3.0 | 0.9 |
| CIN2 | 4.7 | 10.6 | 4.0 | 1.3 | 1.2 | 2.2 | 1.1 | 0.5 | 2.0 | 4.7 | 1.5 | 0.6 | 2.3 | 4.8 | 2.1 | 0.7 |
| CIN3 | 6.9 | 17.2 | 5.3 | 1.7 | 1.1 | 2.4 | 0.8 | 0.5 | 4.9 | 12.5 | 3.5 | 1.0 | 1.4 | 3.5 | 1.2 | 0.3 |
| Cancer | 0.4 | 0.9 | 0.4 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 0.6 | 0.3 | 0.1 | 0.0 | 0.1 | 0.0 | 0.0 |
N.B. Cases with a histological record that is coded as ‘no diagnosis’ (average of 1.2% of total cases) are included in the denominator but not presented in the table. Please refer to Additional file 1 for a comprehensive explanation of age group criteria
*These women are referred for colposcopy, but no follow-up examination has been registered in PALGA. These women are either lost to follow-up or only colposcopy is performed
**Pearson’s chi-square test significantly different for the distribution of outcomes between test types (p < 0.001)