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. 2021 Sep 16;9:752530. doi: 10.3389/fpubh.2021.752530

Table 4.

Robustness test (1).

Variable OLS Logit Tobit
(1) (2) (3) (4) (5) (6)
Binsurance 0.2061***
(0.0160)		 0.0482 ***
(0.0160)		 0.2924***
(0.0235)		 0.0749 ***
(0.0252)		 0.2061***
(0.0160)		 0.0482***
(0.0160)
Age −0.0524***
(0.0029)		 −0.0827***
(0.0047)		 −0.0524***
(0.0029)
Age_2 0.0003***
(0.0000)		 0.0005***
(0.0000)		 0.0003***
(0.0000)
Gender 0.2131***
(0.0144)		 0.3463***
(0.0230)		 0.2131***
(0.0144)
Edu 0.0491***
(0.0175)		 0.0871***
(0.0282)		 0.0491***
(0.0175)
Marriage 0.1265***
(0.0290)		 0.1931***
(0.0453)		 0.1265***
(0.0290)
Household −0.0245
(0.0181)		 −0.0286
(0.0283)		 −0.0245
(0.0181)
Ln_fincome 0.0310***
(0.0059)		 0.0538***
(0.0096)		 0.0310***
(0.0059)
Neighbor 0.0576***
(0.0033)		 0.0953***
(0.0055)		 0.0576***
(0.0033)
Familysize 0.0058
(0.0037)		 0.0077
(0.0059)		 0.0058
(0.0037)
Sinsurance 0.0005
(0.0003)		 0.0006
(0.0005)		 0.0005
(0.0003)
Invest 0.2024***
(0.0674)		 0.3241***
(0.1047)		 0.2024***
(0.0674)
N 26,105 26,105 26,105 26,105 26,105 26,105
R 2 0.0063 0.1371 0.0020 0.0498 0.0019 0.0454

The *** in the table respectively show the significance under the significance level of 1%, and the robust standard errors are shown in the brackets.