Equity in the utilization of physician and inpatient hospital services: evidence from Korean health panel survey

Table 2 Multivariate logistic regression analysis of predictors of physician utilization for Koreans, weighted (2011)

Determinants	Physician utilization
	Stage I		Stage II		Stage III
	Odds ratio	p	Odds ratio	p	Odds ratio	p
	(95 % CI)		(95 % CI)		(95 % CI)
Predisposing:
Age (years)
20–54 vs 0–19	0.313	<0.0001	0.281	<0.0001	0.224	0.0014
20–54 vs 0–19	(0.269–0.365)		(0.240–0.330)		(0.089–0.561)
20–54 vs 55 +	0.344	<0.0001	0.736	0.0002	0.517	<0.0001
20–54 vs 55 +	(0.299–0.397)		(0.626–0.865)		(0.409–0.653)
Sex
Female vs Male	2.403	<0.0001	2.275	<0.0001	3.053	<0.0001
Female vs Male	(2.178–2.651)		(2.054–2.519)		(2.606–3.578)
Education
7 + vs 0–6 years	3.808	<0.0001	3.416	<0.0001	1.783	0.0019
7 + vs 0–6 years	(3.192–4.544)		(2.843–4.104)		(1.238–2.568)
Marital status
Others vs Married	3.210	<0.0001	2.764	<0.0001	2.664	<0.0001
Others vs Married	(2.881–3.577)		(2.465–3.099)		(2.289–3.101)
Household size
Living alone vs Others	2.809	<0.0001	2.794	<0.0001	1.805	0.0005
Living alone vs Others	(2.353–3.353)		(2.314–3.373)		(1.292–2.521)
Need:
Chronic disease
Yes vs No			5.010	<0.0001	5.587	<0.0001
Yes vs No			(4.402–5.701)		(4.717–6.618)
Disability
Yes vs No			1.192	0.2681	1.694	0.0289
Yes vs No			(0.902–1.573)		(1.056–2.718)
Enabling:
Income
0–30 million vs 30 million +					1.207	0.0215
0–30 million vs 30 million +					(1.028–1.417)
Type of health plan
Health insurance vs Medical aid					0.699	0.1706
Health insurance vs Medical aid					(0.419–1.167)

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