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. Author manuscript; available in PMC: 2025 Sep 24.
Published in final edited form as: J Policy Model. 2023 Mar 28;45(2):233–250. doi: 10.1016/j.jpolmod.2023.03.005

Table 5.

Zero-inflated poisson regression for number of public clinic visits.

Specification 1 Specification 2


Variables Coefficient Standard error Coefficient Standard error

Successful Ageing −0.249 *** 0.083
No Major Disease −0.147 *** 0.043
No ADL Disability −0.139 ** 0.061
High Cognitive Functioning −0.051 0.047
High Physical Functioning −0.056 0.043
Actively Engaged 0.002 0.044
Female 0.044 0.060 0.015 0.068
Contemporary variables
Age (Base: 40 – 50)
- 51 – 60 0.216 *** 0.068 0.159 ** 0.074
- 61 – 70 0.221 *** 0.071 0.164 ** 0.075
- 71 or older 0.180 ** 0.071 0.119 0.076
Education (Base: No education)
- Low 0.053 0.045 0.059 0.051
- Medium 0.028 0.062 0.034 0.068
- High −0.144 0.097 −0.092 0.105
Childhood conditions
- Parents together when born 0.103 0.083 0.106 0.092
- Father attended school 0.086 0.061 0.070 0.066
- Child health rating 0.005 0.017 0.023 0.018
Number of observations 4176 3458

Note: Robust standard errors are reported. The regressions also control for marital status, employment status, living alone, household expenditure, smoking, alcohol consumption and BMI.

***

- significant at the 1% level

**

- significant at the 5% level

*

- significant at the 10% level.