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. Author manuscript; available in PMC: 2020 Mar 14.
Published in final edited form as: J Policy Anal Manage. 2019;38(2):366–393.

Table 6.

Effect of ACA Medicaid expansions on prescription medications financed by Medicaid per 100,000 non-elderly adults: SDUD 2011-2015

Coefficient estimate: Parallel trends (Treat*time+) DD
Pre-expansion mean in the expansion state group 806 806
DD 11.667** (5.135) 355.984*** (109.328)
N 536 1016

Notes: All models estimated with OLS and control for state demographics, state fixed effects, and period fixed effects. Standard errors are clustered at the state level and are reported in parentheses.

+

Early expanding states dropped from the analysis sample.

***;**;*

=statistically different from zero at the 1%;5%;10% level.