Medical insurance policy organized by Chinese government and the health inequity of the elderly: longitudinal comparison based on effect of New Cooperative Medical Scheme on health of rural elderly in 22 provinces and cities

Table 2 Description and comparison of independent variables

		NCMS participation	Province	Age	Gender	Years of education	Current utilization of adequate medical services	Medical expenses in previous year
Mean	2005	0.117	1.95	86.68	1.58	1.39	1.15	810.59
Mean	2008	0.71	1.91	87.03	1.58	1.51	1.09	1082.98
Plural	2005	0	1	100	2	0	1	0
Plural	2008	1	1	100	2	0	1	0
Minimum	2005	0	1	63	1	0	1	0
Minimum	2008	0	1	60	1	0	1	0
Maximum	2005	1	3	117	2	25	2	100000
Maximum	2008	1	3	116	2	25	2	100000
Skewness	2005	2.389	0.096	−0.122	−0.321	3.342	1.983	14.025
Skewness	2008	−0.904	0.168	−0.292	−0.33	2.178	2.765	14.444
Standard error of skewness	2005	0.027	0.026	0.026	0.026	0.026	0.026	0.027
Standard error of skewness	2008	0.026	0.025	0.025	0.025	0.025	0.025	0.025
Kurtosis	2005	3.709	−1.617	−1.059	−1.897	6.601	1.934	379.101
Kurtosis	2008	−1.183	−1.498	−0.885	−1.891	5.385	5.644	316.842
Standard error of kurtosis	2005	0.054	0.053	0.053	0.053	0.053	0.053	0.053
Standard error of kurtosis	2008	0.052	0.049	0.049	0.049	0.049	0.049	0.050

ISSN: 1475-9276