Validation of a short form Wisconsin Upper Respiratory Symptom Survey (WURSS-21)

Barrett, Bruce; Brown, Roger L; Mundt, Marlon P; Thomas, Gay R; Barlow, Shari K; Highstrom, Alex D; Bahrainian, Mozhdeh

doi:10.1186/1477-7525-7-76

Health and Quality of Life Outcomes

Table 7 Best fit factorial model for WURSS-44

From: Validation of a short form Wisconsin Upper Respiratory Symptom Survey (WURSS-21)

Throat issues with cough		Sinus
Composite reliability	0.895	Composite reliability	0.939
AVE	0.61	AVE	0.770
Cronbach's α	0.907	Cronbach's α	0.897
Items in dimension	Loading	Items in dimension	Loading
Coughing	0.243	Sinus pain	0.923
Coughing stuff up	0.224	Sinus pressure	0.952
Cough interfering with sleep	0.337	Sinus drainage	0.883
Sore throat	0.952	Head congestion	0.580
Scratchy throat	0.890	Chest congestion	0.255
Hoarseness	0.854
Speak clearly	0.449
Sweats		Ear and Eye Issues
Composite Reliability	0.927	Composite reliability	0.901
AVE	0.760	AVE	0.740
Cronbach's α	0.871	Cronbach's α	0.852
Items in dimension	Loading	Items in dimension	Loading
Sweats	0.885	Plugged ears	0.941
Chills	0.895	Ear discomfort	0.943
Feverish	0.880	Watery eyes	0.295
Dizziness	0.828	Eye discomfort	0.274
Tiredness		Cough with Chest Issues
Composite reliability	0.959	Composite reliability	0.956
AVE	0.867	AVE	0.780
Cronbach's α	0.939	Cronbach's α	0.929
Items in dimension	Loading	Items in dimension	Loading
Feeling run down	0.977	Cough	0.712
Feeling tired	0.959	Coughing stuff up	0.676
Lack of energy	0.970	Cough interfering with sleep	0.636
Head congestion	0.354	Chest congestion	0.776
Activity and function		Chest tightness
Composite reliability	0.967	Heaviness	0.957
AVE	0.790	Nasal and Eye Issues
Cronbach's α	0.952	Composite reliability	0.873
Items in dimension	Loading	AVE	0.630
Think clearly	0.815	Cronbach's α	0.759
Walk, climb stairs, exercise	0.904	Items in dimension	Loading
Accomplish daily activities	0.973	Runny nose	0.760
Work outside the home	0.923	Sneezing	0.761
Work inside the home	0.970	Watery eyes	0.685
Interact with others	0.902	Eye discomfort	0.757
Live your personal life	0.922
Speak clearly	0.393

AVE = Average Variance Extracted
Loading = Standardized loading coefficient

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ISSN: 1477-7525

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