5.

与口腔癌早期表现认知情况相关的多元Logistic回归分析

Multiple Logistic regression analyses----factors associated with early signs of oral cancer

Variable	n (%)	OR	95%CI	P
Ulcer
Income
<20 000 yuan	167 (32.8)	1
20 000-40 000 yuan	95 (31.6)	1.014	0.739-1.392	0.932
40 000-60 000 yuan	88 (33.0)	1.008	0.727-1.399	0.960
>60 000 yuan	180 (44.3)	1.502	1.130-1.997	0.005
Frequency of brushing teeth
Once in the morning	47 (23.6)	1
Once in the evening	14 (29.2)	1.087	0.527-2.241	0.821
Twice a day	437 (37.2)	1.421	0.976-2.070	0.067
Over three times	32 (51.6)	2.264	1.205-4.256	0.011
Mouth self-examination
Never	81 (24.4)	1
Nearly every day	59 (36.6)	1.454	0.945-2.235	0.088
Three or four times a week	113 (44.1)	1.957	1.345-2.847	<0.001
Occasionally	277 (37.7)	1.559	1.137-2.138	0.006
White plaques
Account
Rural	75 (17.2)	1
Urban	245 (23.4)	1.461	1.050-2.032	0.024
Frequency of brushing teeth
Once in the morning	28 (14.1)	1
Once in the evening	10 (20.8)	1.415	0.622-3.219	0.407
Twice a day	259 (22.1)	1.321	0.841-2.076	0.227
Over three times	23 (37.1)	2.283	1.148-4.538	0.019
Mouth self-examination
Never	44 (13.3)	1
Nearly every day	37 (23.0)	1.672	1.003-2.789	0.049
Three or four times a week	66 (25.8)	1.989	1.267-3.122	0.003
Occasionally	173 (23.6)	1.865	1.268-2.744	0.002
Red plaques
Frequency of brushing teeth
Once in the morning	19 (9.5)	1
Once in the evening	5 (10.4)	1.007	0.354-2.865	0.989
Twice a day	208 (17.7)	1.673	0.998-2.802	0.051
Over three times	19 (30.6)	3.110	1.476-6.553	0.003
Mouth self-examination
Never	38 (11.4)	1
Nearly every day	33 (20.5)	1.591	0.938-2.697	0.085
Three or four times a week	56 (21.9)	1.783	1.118-2.845	0.015
Occasionally	124 (16.9)	1.378	0.923-2.058	0.117