Table 3. Ability to perceive risk and behavior in wearing masks in people with different characteristics especially those with risk behaviors, China, 2020.

Characteristics	Number	Perceived risks			Wearing masks		Cleaning hands
		Mean	β	t	N (%)	OR (95% CI)	N (%)	OR (95% CI)
Gender
FemaleRef	6,486				6,342 (97.8)		6,286 (96.9)
Male	3,278	2.2	0.0	−1.7	3,140 (95.8)	0.5 (0.4–0.6)b	3,100 (94.6)	0.5 (0.4–0.7)b
Age group, years
<30Ref	2,725				2,599 (95.4)		2,591 (95.1)
30–39	2,858	2.2	0.1	2.4a	2,799 (97.9)	2.4 (1.8–3.4)b	2,772 (97.0)	1.8 (1.3–2.3)b
40–49	2,382	2.2	0.0	1.0	2,333 (97.9)	2.7 (1.9–3.9)b	2,314 (97.1)	2.2 (1.6–2.9)b
≥50	1,799	2.2	−0.1	−2.8b	1,751 (97.3)	2.2 (1.6–3.2)b	1,709 (95.0)	1.3 (1.0–1.7)
Education
J&BRef	483				441 (91.3)		415 (85.9)
Senior high school	1,315	2.0	0.0	1.1	1,258 (95.7)	2.3 (1.5–3.6)b	1,227 (93.3)	2.5 (1.8–3.5)b
Bachelor’s degree	5,549	2.0	0.2	5.2b	5,422 (97.7)	5.1 (3.5–7.4)b	5,396 (97.2)	6.4 (4.7–8.8)b
Master’s degree or above	2,417	2.2	0.2	5.3b	2,361 (97.7)	5.2 (3.4–8.0)b	2,348 (97.1)	5.9 (4.1–8.5)b
Area
Hubei provinceRef	156				151 (96.8)		146 (93.6)
Other provinces in China	9,408	2.5	0.0	−0.3	9,153 (97.3)	0.8 (0.3–2.1)	9,047 (96.2)	1.4 (0.7–3.0)
Abroad	200	2.2	−0.1	−1.4	178 (89.0)	0.2 (0.1–0.4)b	193 (96.5)	1.3 (0.5–3.8)
Risk behaviors
NoRef	9,006				8,757 (97.2)		8,666 (96.2)
Yes	758	2.1	0.3	10.0b	725 (95.6)	0.6 (0.4–1.0)a	720 (95.0)	0.8 (0.5–1.1)

CI, confidence interval; J&B, junior high school and below; OR, odds ratio; Ref, reference group.

^aP < 0.05.

^bP < 0.01.