. 2020 Aug 21;22(8):e17048. doi: 10.2196/17048

Table 2.

Ordinary least squares modeling effects of year and racial and ethnic group on patient experience sentiment.

Predictor variables					Model 1: combined years				Model 2: yearly change					Model 3: pre-post ACA^a,b
					Coefficient		P value			Coefficient		P value			Coefficient		P value
Race
		White			–0.0215^c		<.001			–28.21^c		<.001			—^d		—
		Black			–0.0171		<.001			–9.08		.20			—		—
		Hispanic/Latino			–0.0460		<.001			–14.19		.01			—		—
		Asian/Pacific Islander			–0.0419		<.001			–8.77		.18			—		—
		American Indian/Alaska Native			–0.0702		<.001			–46.71		.08			—		—
Change over years 2013-2016
		Race
				White		—		—			0.014^c		<.001			—		—
				Black		—		—			0.0045		.21			—		—
				Hispanic/Latino		—		—			0.0070		.01			—		—
				Asian/Pacific Islander		—		—			0.0043		.19			—		—
				American Indian/Alaska Native		—		—			0.0232		.08			—		—
Baseline Pre-ACA (2013)
	Race
			White		—		—			—		—			–0.0433^c		<.001
			Black		—		—			—		—			–0.0433		<.001
			Hispanic/Latino		—		—			—		—			–0.0487		<.001
			Asian/Pacific Islander		—		—			—		—			–0.0511		<.001
			American Indian/Alaska Native		—		—			—		—			–0.1112		<.001
Change Post-ACA (2014-2017)
	Race
			White		—		—			—		—			0.033^c		<.001
			Black		—		—			—		—			0.0388		<.001
			Hispanic/Latino		—		—			—		—			0.0086		.28
			Asian/Pacific Islander		—		—			—		—			0.0098		.08
			American Indian/Alaska Native		—		—			—		—			0.0540		.09

^aACA: Affordable Care Act.

^bChange from preimplementation to postimplementation of the ACA.

^cReference category.

^dNot applicable.