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Table 7 Decomposition of concentration index of inpatient benefits among Urban-Rural Basic Medical Insurance (URRBMI) enrollees

From: The inequality of inpatient care net benefit under integration of urban-rural medical insurance systems in China

  the Urban Resident Basic Medical Insurance (URBMI)
Elasticity Concentration index (CI) Contribution to CI Contribution to CI %
Gender, ref.: Male 0.0669 −0.0077 −0.0005 − 0.49%
Age, ref.:≤44
 45–59 −0.0186 0.1019 −0.0018 −1.84%
  ≥ 60 0.1009 0.3098 0.0313 30.29%
Marital status, ref.: married −0.0768 0.0045 −0.0003 − 0.33%
Employment/retirement status, ref.: employment
 Retirement −0.0079 0.1516 −0.0012 −1.16%
 Unemployment or student −0.1689 −0.0099 0.0017 1.62%
Educational level, ref.: Under primary school
 Junior 0.1178 0.0771 0.0091 8.81%
 High school or above 0.1137 0.1972 0.0224 21.73%
 Chronic, ref.: No chronic 0.2203 0.0862 0.0189 18.40%
Health status(EQ-VAS: self-reported),ref.: Excellent
 Good 0.2481 −0.0137 −0.0033 − 3.29%
 Medium 0.0865 −0.0207 −0.0017 −1.74%
 Poor 0.0303 −0.1259 −0.0038 − 3.69%
 Very poor 0.0103 −0.2278 −0.0023 − 2.27%
Distance to the medical institution, ref.:< 1 km − 0.0835 0.0041 −0.0003 −0.33%
Willingness to seek inpatient care, ref: Primary care hospital
 General hospital or TCM hospital (Traditional Chinese Medicine) 0.0383 0.3851 0.0147 14.29%
 Per capita income 0.3919 0.0499 0.0196 18.95%
 Total     98.95%