[Results of mass screening by automobile for cancer of the cervix uteri in Fukui Prefecture in the past ten years].
The total number women examined by the screening car staff from 1974 to 1983 was 120,860. The number of people examined increased from 3.9% in 1974 to 6.2% in 1983, but is still low. The percentage of people requiring detailed examination was 0.77%-2.02%, and the rate of those, actually examined in detail was 86.3%-97.7%. The rate of detection of carcinoma was 0.08-0.3%. The ratio of dysplasia, CIS and invasive carcinoma was 1.3:1.7:1.0 in the first half of the 1974-78 period and changed to 6.1:2.5:1.0 during the 5 years from 1979 to 1983. Regarding the number of examinations required before detecting CIS and invasive carcinoma, all subject with a more advanced than stage Ib carcinoma of the cervix uteri were detected at the time of the initial examination. As to stage Ia of carcinoma of the cervix, 3 out of 31 subjects were detected at the second visit, 28 subjects at the first visit; 126 out of 146 subjects with CIS at the first visit, and 6 at the third visit or later. The results of cytodiagnosis were, in 72 cases of the class IV, dysplasia was found in 8.7%, CIS in 56.9%, invasive carcinoma in 12.1%, false positive in 22.2%, while in 51 cases of class V, dysplasia was found in 1.9%, CIS in 45.1%, invasive carcinoma 47.1% and false positive in 5.8%. CAI in Fukui Prefecture calculated as the sum of clinic and automobile health examinations, was 152 in 1982, 148 in 1983, 177 in 1984.
D000328:Adult; D000368:Aged; D003581:Cytodiagnosis; D005260:Female; D006801:Humans; D007564:Japan; D008403:Mass Screening; D008875:Middle Aged; D002583:Uterine Cervical Neoplasms / Q000453:epidemiology* / Q000517:prevention & control; D014626:Vaginal Smears