Objective |
Measurement |
Acceptable value |
To minimise risk of invasive cervical cancer |
Screen women aged 25 - 64 at least once every 5yrs
|
80%coverage of
women aged 25-64 |
To ensure effective sampling of Transformation zone
|
Cytological evidence of
T-Z Sampling
|
80% of smears contain metaplastic cells |
To ensure accuracy of smear reporting
|
Sensitivity of primary screening with respect to final report for all negative or inadequate smear
|
85-95%(see next slide for method of calculation)
|
To ensure accuracy of smear reporting |
Determine Positive Predictive value for HSIL
|
65-90% for HSIL or worse (see next slide for method of calculation) |
To ensure all personnel are competent to screen &
report cervical smears |
All staff are certified for screening and participate in continuing professional
education
|
100% staff have acceptable performance |