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Table 6 Decomposition of concentration index of two-week outpatient probability and inpatient probability among rural migrant workers with NCMS

From: Socio-economic inequalities in health service utilization among Chinese rural migrant workers with New Cooperative Medical Scheme: a multilevel regression approach

  Two-week outpatient probability Inpatient probability
dy/dx Contributions/% dy/dx Contributions/%
36 ~ 50 0.001 -0.26 -0.076 5.22
50 ~ 64 0.069 5.82 0.030 3.20
Women 0.167 85.41 0.217 53.85
Live without spouse -0.315 27.17 0.137 -2.84
Primary school 0.270 -13.98 0.100 -5.44
Middle school and above -0.019 3.44 0.014 -1.23
Having technical certificate 0.161 -2.57 -0.432 -13.31
Service stuff 0.296 -10.41 0.133 -9.63
Manufacturing and construction 0.382 6.01 0.143 1.49
Freelancer 0.271 2.34 0.121 10.05
Collective enterprises and institutions -0.234 -7.79 0.074 0.59
Self-employed and freelance -0.488 0.54 -0.003 0.07
Excessive labor 0.140 -28.00 -0.017 1.06
Across the county/district -0.225 8.91 0.233 9.65
Poorer 0.042 9.16 -0.027 -11.57
Middle -0.026 7.32 -0.016 2.53
Richer 0.077 -36.47 -0.014 9.73
Richest 0.036 -10.78 0.040 -45.53
Having Injury insurance -0.968 -9.12 -0.051 -1.60
Number of friends 6 ~ 10 -0.093 13.22 -0.051 2.51
Number of friends >  = 11 0.127 -10.82 0.004 -0.54
Fair SAH -0.086 6.93 0.233 22.03
Poor SAH 0.110 54.76 0.226 89.01
No Smoking -0.118 -14.83 -0.106 -13.50
No alcohol use 0.044 6.62 -0.096 -8.47
No regular exercise every month -0.389 -5.87 -0.209 -6.07
Fair happiness 0.149 5.43 -0.031 -0.95
Happy 0.313 -14.15 0.085 -3.17
Proportion of ethnic minorities -0.005 -0.39 0.030 5.67
Per capita in the community 0.024 -9.43 0.011 -2.29
Middle 0.093 -8.02 0.061 -4.27
West -0.015 -7.75 -0.019 -1.20
Below Sub-provincial city 0.614 5.62 0.166 0.73
Number of medical institutions for 10,000 people in the community -0.086 11.04 0.009 0.50
Number of medical institutions for 10,000 people in the city 0.152 -2.85 -0.025 1.43
Number of beds for 10,000 people in the city
in the city
-0.677 44.98 0.015 -0.57
Health index of the community -0.010 -7.69 0.000 -1.07
Service quality index of the community -0.008 -13.20 0.004 -1.48
Service quality index of the city -0.024 -35.79 0.006 4.17