Table 5.

Factors associated with protective behaviors

Predictor	Number (%) of respondents with a summed average behavior score > 3	Unadjusted		Adjusted
		OR	p	OR	95% Confidence Interval		p
Gender
Male (Reference)	802 (67.5)
Female	1219 (73.6)	1.34	< 0.001	1.21	1.00	1.44	0.040
Age (years)			0.001				0.009
< 25 (Reference)	811 (67.4)
25–40	901 (73.1)	1.32	0.002	1.31	1.01	1.69	0.040
> 40	30 (75.7)	1.51	0.002	1.79	1.25	2.58	0.002
Education
< University (Reference)	1424 (72.4)
University	597 (67.9)	1.24	0.014	1.11	0.91	1.35	0.298
Marital status
Not married (Reference)	1043 (67.9)
Married	978 (74.7)	1.39	< 0.001	1.03	0.79	1.34	0.832
Area
Other region (Reference)	1368 (70.9)
High-risk area	653 (71.4)	1.02	0.790	1.03	0.85	1.25	0.756
Knowledge
Lower level (Reference)	1232 (66.1)
High level	789 (80.3)	2.09	< 0.001	1.77	1.46	2.15	< 0.001
Perceived susceptibility
≤ 3 (Reference)	1417 (70.3)
> 3 (High)	604 (72.8)	1.13	0.191	1.01	0.73	1.38	0.966
Perceived severity
≤ 3 (Reference)	78 (48.8)
> 3 (High)	1943 (72.4)	2.75	< 0.001	1.90	1.54	2.34	< 0.001
Perceived controllability
≤ 3 (Reference)	851 (71.5)
> 3 (High)	1170 (70.7)	0.96	0.635	1.03	0.85	1.24	0.769
Negative emotion
≤ 3 (Reference)	379 (62.2)
> 3 (High)	1642 (73.4)	1.68	< 0.001	1.36	1.10	1.68	0.005
Self-reported health
≤ 3 (Reference)	451 (58.6)
> 3 (Good)	1570 (75.6)	2.19	< 0.001	1.94	1.61	2.34	< 0.001
Information attention
≤ 3 (Reference)	32 (20.5)
> 3 (High)	1989 (74.0)	3.69	< 0.001	4.16	2.74	6.32	< 0.001
Trust in official media
≤ 3 (Reference)	162 (49.7)
> 3 (High)	1859 (73.8)	2.85	< 0.001	1.97	1.52	2.56	< 0.001

Note:Unadjusted OR was based on unary logistic regression, then incorporate all variables into the model to produce adjusted results