Table 6 Decomposition of concentration index of inpatient benefits among Urban Resident Basic Medical Insurance (URBMI) enrollees
| Â | the Urban Resident Basic Medical Insurance (URBMI) | |||
|---|---|---|---|---|
Elasticity | Concentration index (CI) | Contribution to CI | Contribution to CI % | |
Gender, ref.: Male | 0.1449 | 0.0079 | 0.0011 | 0.71% |
Age, ref.:≤44 | ||||
 45–59 | −0.0521 | 0.1768 | 0.0092 | −5.69% |
  ≥ 60 | 0.1064 | 0.4858 | 0.0517 | 31.95% |
Marital status, ref.: married | −0.2509 | − 0.0073 | 0.0018 | 1.13% |
Employment/retirement status, ref.: employment | ||||
 Retirement | 0.0627 | 0.2126 | 0.0133 | 8.24% |
 Unemployment or student | −0.0958 | − 0.0675 | 0.0065 | 3.99% |
Educational level, ref.: Under primary school | ||||
 Junior | 0.1553 | 0.0191 | 0.0029 | 1.83% |
 High school or above | 0.4329 | 0.1079 | 0.0467 | 28.87% |
 Chronic, ref.: No chronic | 0.3029 | 0.0328 | 0.0099 | 6.14% |
Health status(EQ-VAS: self-reported),ref.:Excellent | ||||
 Good | 0.3854 | 0.0033 | 0.0013 | 0.79% |
 Medium | 0.2044 | 0.0199 | 0.0041 | 2.51% |
 Poor | 0.0372 | −0.0853 | −0.0032 | −1.98% |
 Very poor | 0.0071 | −0.1047 | −0.0007 | − 0.46% |
Distance to the medical institution, ref.:< 1 km | −0.0293 | 0.0279 | −0.0008 | − 0.51% |
Willingness to seek inpatient care, ref: Primary care hospital | ||||
 General hospital or TCM hospital (Traditional Chinese Medicine) | 0.2011 | 0.0502 | 0.0101 | 6.24% |
 Per capita income | 0.7231 | 0.0257 | 0.0186 | 11.49% |
 Total |  |  |  | 95.25% |