Acute myocardial infarction N = 102			Acute decompensated heart failure N = 106
	Low N = 21	Adequate N = 81	P overall	Low N = 54	Adequate N = 52	P overall
Scale 1. Feeling understood and supported by healthcare providers (HPS)
Mean (SD), N = 206	2.96 (0.57)	3.12 (0.59)	0.279	2.75 (0.62)	3.18 (0.59)	<0.001
Scale 2. Having sufficient information to manage my health (HSI)
Mean (SD), N	2.64 (0.34)	2.89 (0.49)	0.01	2.65 (0.39)	2.86 (0.46)	0.013
Scale 3. Actively managing my health (AMH)
Mean (SD), N = 206	2.67 (0.53)	2.61 (0.62)	0.704	2.70 (0.55)	2.89 (0.48)	0.061
Scale 4. Social support for health (SS)
Mean (SD), N = 206	3.24 (0.62)	3.27 (0.47)	0.8	3.31 (0.49)	3.22 (0.58)	0.395
Scale 5. Appraisal of health information (CA)
Mean (SD), N = 204	2.39 (0.57)	2.55 (0.55)	0.265	2.22 (0.51)	2.50 (0.59)	0.01
Scale 6. Ability to actively engage with healthcare providers (AE)
Mean (SD), N = 204	3.41 (0.73)	3.88 (0.55)	0.01	3.29 (0.77)	3.73 (0.64)	0.002
Scale 7. Navigating the healthcare system (NHS)
Mean (SD), N = 204	3.14 (0.73)	3.45 (0.68)	0.079	2.97 (0.82)	3.35 (0.71)	0.012
Scale 8. Ability to find good health information (FHI)
Mean (SD), N = 196	2.71 (0.81)	3.65 (0.65)	<0.001	2.67 (0.83)	3.28 (0.76)	<0.001
Scale 9. Understand health information well enough to know what to do (UHI)
Mean (SD), N = 204	3.05 (0.82)	3.77 (0.54)	0.001	2.96 (0.44)	3.69 (0.61)	<0.001
Somme.HLQ	2.86 (0.32)	3.10 (0.52)	0.01	2.69 (0.55)	3.09 (0.36)	<0.001

Abbreviations: HLQ, Health Literacy Questionnaire; SD, standard deviation.