Data N (%)

Actual number of conventional Pap smear retrieved 1520 (100%)

Missing cases in the Archive 529 (3.5%)

Pap smear data limited by transformation zone component 1818 (10.9%)

Total number of Pap smears reviewed 12,943

Total unsatisfactory Pap smears reviewed 401

Age of women (range) years 9 - 80 yrs

Mean age (yrs) 39.5

Unsatisfactory rate in routine screening 115 (0.9%)

Unsatisfactory rate in clinical history and diagnosis 287 (2.2%)

Unsatisfactory rate in reports without clinical diagnosis 21 (0.2%)

Unsatisfactory rate in all diagnosis and routine screening 402 (3.1%)