RESUMEN
Using Kato's Self-abrasive Device, mass-screening for uterine cervical cancer has been carried out for 5, 983 married women at Chicheng country of a mountainous farm village and Shijiazhuang city in Hebei province, China, and the following result has obtained:<BR>The women who diagnosed as class III and over were 42 persons (0.70%). Cancer cases which were confirmed by the biopsy were 10 (3 at Shijiazhuang city and 7 at Chicheng country); the occurrence rate of the cervical cancer was 0.17% and no false positive was observed. The mass -screening of the uterine cervical cancer has been carried out simultaneously by both way of the self-abrasive method and the scraper method for one third of persons who will take medical advice atboth districts. The result of comparative analysis for the quality of smear and the Papanicolaouclassification by the two method was;<BR>1. As for the self-abrasive method, mixing with erythrocytes and overlapping of cells were few compared with the scraper method, and the diagnosis was more easily made in cytological examination.<BR>2. The rate of coincidence by both methods were 78.85% in class I, 94.14% in class II, and 100.00% in class III-V.