Table 4 Blinder-Oaxaca decomposition of the gap in relative OOP health expenditure

Differential

 Not chronic ill

0.050***

0.001

(0.048 to 0.052)

 Chronically ill

0.076***

0.002

(0.073 to 0.080)

 Difference

–0.026***

0.002

(–0.030 to –0.022)

Endowments (Explained)

Coefficients (Unexplained)

Predisposing factors

 Gender

–0.000

0.000

(–0.000 to 0.000)

–0.022

0.013

(–0.042 to 0.002)

 Age group

–0.003

0.002

(–0.007 to 0.001)

–0.001

0.008

(–0.017 to 0.015)

 Marital status

0.001

0.000

(0.000 to 0.002)

–0.046

0.010

(–0.066 to –0.026)

Enabling factors

 Education

0.003***

0.001

(0.001 to 0.004)

–0.002

0.004

(–0.010 to 0.006)

 Economic status

0.000

0.001

(–0.001 to 0.001)

0.018***

0.005

(0.008 to 0.027)

 Employment status

0.001***

0.000

(0.000 to –0.002)

0.018**

0.006

(0.006 to 0.031)

 Insurance status

–0.002***

0.000

(–0.002 to –0.001)

0.003**

0.001

(0.001 to 0.005)

Need factors

 Self-rated health

–0.005***

0.001

(–0.008 to –0.002)

–0.103***

0.046

(–0.193 to –0.013)

 Periodic check-ups

–0.007**

0.003

(–0.009 to –0.004)

0.023***

0.005

(0.012 to 0.033)

 _cons

0.098**

0.050

(0.001 to 0.195)

 Total

–0.012***

0.002

(–0.017 to 0.007)

–0.014***

0.003

(–0.021 to –0.008)