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. Author manuscript; available in PMC: 2024 Jun 6.
Published in final edited form as: South Econ J. 2022 Dec 7;89(3):860–884. doi: 10.1002/soej.12614

Table 2.

Impact of the ACA Medicaid Expansion on Child Development and Family Functioning Among Children from Low-Income Households (< 138% FPL)

A. Academic Outcomes Reading Scores Math Scores

(1) (2) (3) (4)
Expansion 1.167* 1.151~ 0.527 0.111
(0.523) (0.582) (1.093) (1.090)
Mean of DV 50.84 50.84 31.38 31.38
Time Varying State Covariates No Yes No Yes
Observations (Child-year) 17,070 17,070 17,060 17,060
Observations (Child) 2,520 2,520 2,520 2,520
R-squared 0.929 0.929 0.937 0.937
B. Socioemotional Outcomes Externalizing Problems Internalizing Problems Social Skills

(1) (2) (3) (4) (5) (6)

Expansion 0.018 0.007 0.028 0.023 0.033 0.028
(0.025) (0.028) (0.020) (0.024) (0.033) (0.035)
Mean of DV 1.65 1.65 1.50 1.50 2.90 2.90
Time Varying State Covariates No Yes No Yes No Yes
Observations (Child-year) 15,440 15,440 15,290 15,290 15,080 15,080
Observations (Child) 2,500 2,500 2,500 2,500 2,500 2,500
R-squared 0.012 0.012 0.016 0.016 0.011 0.011
C. Family Functioning Reading Outside School Parental Help with Homework Dinner Together (4 days or more in a week)

(1) (2) (3) (4) (5) (6)

Expansion 2.436** 2.405** −0.217* −0.267* 0.047*** 0.048**
(0.708) (0.826) (0.087) (0.108) (0.011) (0.014)
Mean of DV 17.92 17.92 3.347 3.347 0.887 0.887
Time Varying State Covariates No Yes No Yes No Yes
Observations (Child-year) 11,580 11,580 9,300 9,300 11,390 11,390
Observations (Child) 2,520 2,520 2,520 2,520 2,530 2,530
R-squared 0.065 0.066 0.151 0.152 0.007 0.007

Notes: Each column of each panel corresponds to a different OLS regression model. Each model includes wave and child fixed effects and sampling weights. Expansion represents β1 from equation (1), and measures the average effect of the Medicaid expansions after it took place. Mean of each dependent variable (DV) provides the within-child average of the DV after controlling for just wave fixed effects. Heteroscedasticity-robust standard errors, in parentheses, are clustered at the state level. Sample sizes are rounded to the nearest 10 as per dataset guidelines.

~

p < 0.10

*

p < 0.05

**

p < 0.01

***

p < 0.001.