3.

与口腔癌知晓率相关的多元Logistic回归分析

Multiple Logistic regression analyses----factors associated with awareness of oral cancer

Variable	n (%)	OR	95%CI	P
Frequency of brushing teeth
Once in the morning	62 (31.2)	1
Once in the evening	23 (47.9)	1.845	0.960-3.548	0.066
Twice a day	584 (49.7)	1.839	1.304-2.594	0.001
Over three times	38 (61.3)	2.559	1.376-4.758	0.003
Mouth self-examination
Never	124 (37.3)	1
Nearly every day	84 (52.2)	1.455	0.977-2.168	0.065
Three or four times a week	146 (57.0)	1.804	1.272-2.560	0.001
Occasionally	353 (48.1)	1.347	1.018-1.781	0.037
Chewing betel nut
No	686 (47.4)	1
Yes	18 (72.0)	3.303	1.328-8.214	0.010