Journal of Patient-Reported Outcomes

Table 6 SIC Correlations With the PGIS and EQ-5D-5L (Cross-sectional Study, N = 152)

From: Psychometric evaluation of the Symptoms of Infection with Coronavirus-19 (SIC): results from a cross-sectional study and a phase 3 clinical trial

SIC composite score	PGIS	EQ-5D-5L
SIC composite score	PGIS	Mobility	Usual activities	Self-care	Pain/discomfort	Anxiety	VAS
Constitutional	0.73	0.46	0.58	0.58	0.61	0.43	− 0.56
Gastrointestinal	0.55	0.36	0.45	0.41	0.53	0.46	− 0.41
Musculoskeletal	0.66	0.53	0.59	0.63	0.65	0.53	− 0.55
Neurologic	0.52	0.33	0.57	0.40	0.57	0.46	− 0.51
Sensory	0.47	0.35	0.42	0.35	0.36	0.36	− 0.36
Respiratory	0.58	0.44	0.46	0.48	0.51	0.45	− 0.35
Upper respiratory	0.41	0.25	0.27	0.29	0.31	0.33	− 0.18
Lower respiratory	0.58	0.49	0.51	0.53	0.55	0.45	− 0.41

SIC, Symptoms of Infection With Coronavirus-19; PGIS, Patient Global Impression of Severity; VAS, visual analog scale
All P < 0.05 for H₀: ρ = 0

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