Agreement between older adult patient and caregiver proxy symptom reports

Journal of Patient-Reported Outcomes

Table 5 Comparison of Patient-Caregiver Concordance on Items Common to Symtrak and Legacy Scales

		Spearman correlation		Weighted Kappa (quadratic)
Symtrak Item	Legacy Scale Item	Sym Trak	Legacy Scale	Sym Trak	Legacy Scale
	PHQ-8
Less Interest or less pleasure in doing things	Little interest or pleasure in doing things	.16	.17	.17	.11
Feeling sad, down or depressed	Feeling or appearing down, depressed, or hopeless	.35	.31	.29	.30
Feeling tired or having low energy	Feeling tired or having little energy	.37	.33	.35	.31
Trouble falling asleep or trouble staying asleep	Trouble falling asleep, trouble staying asleep, or sleeping too much	.29	.27	.30	.25
Poor appetite or overeating	Poor appetite or overeating	.34	.34	.33	.30
Trouble concentrating on things	Trouble concentrating on things such as reading the newspaper or watching television	.13	.09	.16	.15
	GAD-7
Feeling nervous or anxious	Feeling or appearing nervous, anxious, or on edge	.22	.27	.29	.22
Worrying too much about different things	Worrying too much about different things	.26	.31	.26	.30
Becoming easily annoyed or irritable	Becoming easily annoyed or irritable	.18	.30	.18	.25
	PEG
Pain interfering with daily activities	Pain interfering with general activity	.44	.48	.42	.49