Table 2. Prevalence of mental health symptoms among adults by history of heart attack or stroke, the 2019 and 2018 National Health Interview Survey (NHIS).

	All adults	Adults by history of heart attack			Adults by history of stroke
		No	Yes	P value	No	Yes	P value
	%* (95% CI)	%* (95% CI)	%* (95% CI)		%* (95% CI)	%* (95% CI)
Moderate-to-severe depression symptoms (2019 NHIS, n=30 872)	6.9 (6.5 to 7.3)	6.6 (6.2 to 7.0)	15.7 (13.3 to 18.4)	<0.001	6.4 (6.1 to 6.8)	20.2 (17.0 to 23.8)	<0.001
Moderate-to-severe anxiety symptoms (2019 NHIS, n=30 872)	6.0 (5.7 to 6.4)	5.8 (5.5 to 6.2)	11.8 (9.6 to 14.4)	<0.001	5.8 (5.4 to 6.1)	14.1 (11.6 to 17.0)	<0.001
Serious psychological distress (2018 NHIS, n=24 593)	3.9 (3.6 to 4.2)	3.7 (3.4 to 4.1)	8.4 (6.6 to 10.8)	<0.001	3.6 (3.3 to 4.0)	11.3 (8.9 to 14.1)	<0.001

Note: p values were calculated using Rao-Scott adjusted χ2 tests.

CI is the CI of the weight-adjusted percentage.

^*% is weight-adjusted percentage.