Table 4 Decomposition of concentration index for the health examination service utilization among the elderly from 2011 to 2018
Variables | 2011 | 2013 | 2015 | 2018 | ||||
|---|---|---|---|---|---|---|---|---|
Contribution to CI | Contribution (%) | Contribution to CI | Contribution (%) | Contribution to CI | Contribution (%) | Contribution to CI | Contribution (%) | |
Residence (rural) | 0.0106 | 132.65 | 0.01825 | 117.97 | 0.0177 | 186.29 | 0.0067 | −67.30 |
Central | −0.0005 | −6.16 | −0.0004 | −2.33 | 0.0000 | 0.63 | 0.0010 | −9.54 |
East | −0.0025 | −31.95 | 0.0026 | 17.03 | 0.0032 | 34.23 | −0.0003 | 3.09 |
Male | −0.0008 | −9.40 | −0.0002 | −1.14 | −0.0006 | −6.17 | −0.0002 | 2.00 |
51—60 (year) | −0.0000 | −0.18 | −0.0008 | −4.94 | −0.0005 | −5.35 | −0.0021 | 20.72 |
61—70 (year) | −0.0028 | −34.56 | −0.0145 | −93.90 | −0.0171 | −180.29 | −0.0215 | 216.10 |
≥71(year) | −0.0014 | −17.22 | −0.0153 | −98.85 | −0.0108 | −113.63 | −0.0119 | 118.84 |
Junior high school and above | 0.0043 | 54.25 | 0.0131 | 84.76 | 0.0138 | 145.80 | 0.0046 | −45.51 |
Marital status (others) | 0.0006 | 0.76 | −0.0001 | −0.47 | 0.0002 | 1.87 | 0.0008 | −8.06 |
Insurance (Yes) | 0.0002 | 2.45 | 0.0002 | 0.98 | 0.0002 | 2.12 | 0.0003 | −2.71 |
Medium (CNY) | −0.0000 | −0.01 | 0.0000 | 0.01 | −0.0000 | −0.02 | −0.0000 | 0.01 |
High (CNY) | −0.0009 | −11.64 | 0.0127 | 81.85 | −0.0019 | −20.54 | 0.0046 | −45.70 |
Smoke (Yes) | −0.0001 | −0.85 | −0.0006 | −3.72 | −0.0004 | −4.02 | −0.0009 | 9.03 |
Drink (Yes) | −0.0021 | −26.29 | −0.0015 | −9.58 | 0.0005 | 4.92 | 0.0014 | −13.59 |
Disability (Yes) | 0.0001 | 1.85 | −0.0001 | −0.71 | 0.0002 | 2.31 | 0.0004 | −3.94 |
Chronic disease (Yes) | −0.0001 | −1.63 | −0.0003 | −2.02 | −0.0002 | −1.94 | −0.0001 | 1.10 |