Table 2. Factors associated with health check-ups participation in survey respondents by logistic regression analysis.

Characteristics	Univariable odds ratio (95% CI)	P value	Multivariable odds ratio (95% CI)	P value
Gender
Male	1 (ref)		1 (ref)
Female	1.09 (0.95–1.26)	0.21	1.14 (0.98–1.31)	0.09
Age group
40–49 years	1 (ref)		1 (ref)
50–59 years	1.15 (0.96–1.37)	0.12	1.24 (1.02–1.49)	0.03
60 years and above	1.05 (0.88–1.25)	0.59	1.26 (1.01–1.57)	0.04
Household income level
Below 2,000,000 KRW	1 (ref)		1 (ref)
2,000,000–3,990,000 KRW	1.00 (0.78–1.29)	0.99	0.98 (0.74–1.31)	0.91
4,000,000 KRW and above	1.11 (0.87–1.41)	0.42	1.04 (0.77–1.41)	0.80
Education level
Middle school or below	1 (ref)		1 (ref)
High school	1.08 (0.87–1.33)	0.49	1.13 (0.88–1.46)	0.33
Undergraduate and above	1.21 (0.97–1.51)	0.10	1.38 (1.02–1.86)	0.03
Cancer screening helps detect early and cure cancer?
Strongly agree	1 (ref)		1 (ref)
Agree	0.92 (0.79–1.08)	0.32	0.94 (0.8–1.1)	0.41
Disagree	0.79 (0.58–1.07)	0.13	0.79 (0.58–1.08)	0.14
Strongly disagree	0.48 (0.05–4.31)	0.51	0.44 (0.05–4)	0.46
Self-perceived general health status
Very good	1 (ref)		1 (ref)
Good	0.93 (0.67–1.29)	0.68	0.95 (0.68–1.33)	0.77
Neutral	1.02 (0.73–1.43)	0.90	1.1 (0.77–1.56)	0.60
Bad	0.99 (0.61–1.61)	0.97	1.1 (0.66–1.83)	0.71
Very bad	0.66 (0.07–6.49)	0.72	0.67 (0.07–6.65)	0.73
Comorbidities
No	1 (ref)		1 (ref)
Yes	0.95 (0.82–1.09)	0.43	0.9 (0.76–1.05)	0.17
Family history of cancer
No	1 (ref)		1 (ref)
Yes	1.01 (0.83–1.23)	0.94	0.99 (0.81–1.21)	0.94
More fear of coronavirus or lung cancer
More fear of lung cancer	1 (ref)		1 (ref)
Neutral	0.99 (0.8–1.23)	0.93	0.98 (0.79–1.22)	0.88
More fear of coronavirus	0.84 (0.72–0.99)	0.03	0.84 (0.71–0.98)	0.03