Reliability and validity of the Korean version of the MacNew heart disease Health-related Quality of Life questionnaire

Table 2 Factor weights and variance explained from factor analysis (N = 200)

No	Item abbreviated descriptors	Emotional	Physical	Social	K-MacNew dimensions	MacNew dimensions
1	Frustrated	0.712	0.196	0.227	E	E
2	Worthless	0.710	0.192	0.211	E	ES
3	Confident	0.502	0.111	0.191	E	E
4	Down in the dumps	0.793	0.229	0.222	E	E
5	Relaxed	0.640	0.275	0.048	E	E
6	Worn out	0.581	0.450	0.268	EP	EP
7	Happy with personal life	0.681	0.249	-0.024	E	E
8	Restless	0.654	0.308	0.244	E	E
9	Shortness of breath	0.221	0.725	0.253	P	P
10	Tearful	0.692	0.100	0.267	E	E
11	More dependent	0.624	0.206	0.343	E	S
12	Social activities	0.480	0.230	0.500	ES	EPS
13	Others/less confidence in you	0.512	0.115	0.420	ES	ES
14	Chest pain	0.274	0.709	0.168	P	P
15	Lack self-confidence	0.582	0.493	0.255	EP	ES
16	Aching legs	0.202	0.644	0.190	P	P
17	Sports/exercise limited	0.182	0.455	0.593	PS	PS
18	Frightened	0.612	0.370	0.368	E	E
19	Dizzy or lightheaded	0.396	0.530	0.122	P	P
20	Restricted or limited	0.321	0.451	0.586	PS	PS
21	Unsure about exercise	0.213	0.509	0.419	PS	PS
22	Overprotective family	0.219	0.299	0.609	S	S
23	Burden on others	0.488	0.126	0.525	ES	ES
24	Excluded	0.267	0.170	0.781	S	PS
25	Unable to socialize	0.192	0.153	0.747	S	PS
26	Physical activity	0.210	0.315	0.772	S	PS
27	Sexual activity	0.081	0.045	0.731	S	P
	Variance explained	24.26%	18.86%	14.80%

E, Emotional; P, Physical; S, Social; K-MacNew, The Korean version of the MacNew
Factor loading (loading ≥ 0.40), for each MacNew item in the Korean version (in bold); together with the factor loadings (loading ≥ 0.40) from the original factor analysis (in bold)

ISSN: 1477-7525