Comparing the income-related inequity of tested prevalence and self-reported prevalence of hypertension in China

Su, Min; Si, Yafei; Zhou, Zhongliang; Shen, Chi; Dong, Wanyue; Fan, Xiaojing; Wang, Xiao; Wei, Xiaolin

doi:10.1186/s12939-018-0796-y

International Journal for Equity in Health

Table 4 Partial effect and contribution to concentration index (Self-reported prevalence)

From: Comparing the income-related inequity of tested prevalence and self-reported prevalence of hypertension in China

Variables	Total			Urban			Rural
Variables	dy/dx	Con	%	dy/dx	Con	%	dy/dx	Con	%
Annual individual income			56.27			48.23			91.73
Quintile2 (poorer)	0.0069	−0.004	−3.95	−0.0141	0.006	6.65	0.0211^*	−0.010	−22.75
Quintile3 (middle)	0.0111	0.000	0.01	−0.0136	0.000	−0.01	0.0216^*	0.006	14.68
Quintile4 (richer)	0.0243^*	0.012	13.91	0.0166	0.007	7.87	0.0248^*	0.018	41.21
Quintile5 (richest)	0.0406^***	0.041	46.30	0.0356	0.030	33.72	0.0308^*	0.026	58.59
Female	0.0020	0.000	0.15	0.0104	0.000	0.45	−0.0019	0.000	−0.45
Age(years)			−16.19			15.16			−7.48
45–59	0.1742^***	0.015	16.60	0.1988^***	−0.003	−3.72	0.1562^***	0.0300	67.98
> 60	0.3180^***	−0.046	−32.79	0.3487^***	0.017	18.88	0.2851^***	−0.033	−75.46
BMI			7.27			−4.61			26.59
Normal weight	0.0582^***	−0.002	−1.91	0.1222^***	0.004	4.75	0.0298^*	−0.002	− 4.24
Overweight	0.1499^***	0.017	18.58	0.2271^***	0.012	12.97	0.1147^***	0.017	38.31
Obese	0.2456^***	−0.008	−9.40	0.0998^***	−0.020	−22.33	0.2245^***	−0.003	−7.48
Diabetes	0.1461^***	0.006	6.81	0.1834^***	0.005	6.13	0.1030^***	0.0023	5.21
Education			−13.34			−21.97			−23.52
Secondary	−0.0173^*	−0.003	−2.94	−0.0238	0.001	1.48	−0.0239^**	−0.006	−14.58
College or above	−0.0245^*	−0.009	−10.40	− 0.0489^**	−0.021	−23.45	− 0.0173	−0.004	−8.94
Marital status			−12.84			−7.08			−45.50
Marriage	0.0774^***	0.005	5.10	0.0750^*	0.003	3.05	0.0834^**	0.010	23.13
Others	0.1748^***	−0.016	−17.94	0.1539^**	−0.009	−10.13	0.2235^**	−0.030	−68.63
Smoke	−0.0012	0.000	0.02	−0.0010	0.000	0.07	0.0007	0.000	0.07
Drink	−0.0022	0.000	−0.31	−0.0116	0.000	−0.34	0.0034	0.000	1.32
Area			29.93			37.99			43.42
Middle of China	−0.0395^***	0.017	18.94	−0.0523^***	0.017	18.71	−0.0284^***	0.013	28.67
West of China	−0.0569^***	0.010	10.99	−0.0759^***	0.018	19.28	−0.0460^***	0.006	14.75
Basic insurance	−0.0019	0.000	0.19	0.0052	0.000	−0.43	−0.0123	0.001	2.58
Preventative health service	0.0936^***	0.008	8.99	0.0927^***	0.007	7.97	0.0938^***	0.007	15.05

Note: dy/dx the partial effect in Probit regression model, Con the contribution to inequality; %, the share of contribution index. ^*P < 0.05; ^**P < 0.01; ^***P < 0.001

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ISSN: 1475-9276

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