The Herdecke questionnaire on quality of life (HLQ): Validation of factorial structure and development of a short form within a naturopathy treated in-patient collective

Ostermann, Thomas; Büssing, Arndt; Beer, Andre-Michael; Matthiessen, Peter F

doi:10.1186/1477-7525-3-40

Table 2 Descriptive statistics and reliability parameters of HLQ-Items

From: The Herdecke questionnaire on quality of life (HLQ): Validation of factorial structure and development of a short form within a naturopathy treated in-patient collective

ItemNo.	Item	Mean	SD	Item-Diff. Index	loading	Cronbach's α			r _Item-total		old Scale
						Total		Scale-wise
						long	short		long	short
	Initiative Power & Interest							0.885
10*	good ideas	2.26	0.94	0.57	0.747	0.933	0.852	0.875	0.54	0.49	3
07*	reacted spontaneously	2.13	1.08	0.53	0.640	0.934	0.855	0.880	0.47	0.42	3
11*	concerned	2.72	1.02	0.68	0.630	0.932	0.846	0.871	0.67	0.61	3
08*	decisive	2.44	0.91	0.61	0.617	0.934	0.852	0.876	0.54	0.48	4
12	put plans into action	2.09	0.91	0.52	0.572	0.933		0.877	0.58		4
25	difficult to take the initiative	2.33	1.12	0.58	0.535	0.932		0.873	0.65		4
36	enhanced personally	2.02	1.11	0.51	0.531	0.934		0.881	0.47		4
34	adapt to other people and situations	2.79	0.81	0.70	0.530	0.934		0.878	0.50		3
33	asserted in the environment	2.48	0.96	0.62	0.519	0.933		0.876	0.55		4
17	felt secure	2.36	0.95	0.59	0.481	0.932		0.874	0.66		4
21	future was clear	2.21	1.14	0.55	0.455	0.933		0.879	0.56		4
06	sought contact to others	2.27	1.10	0.57	0.453	0.935		0.884	0.41		5
30	felt enterprising/energetic	2.01	1.05	0.50	0.431	0.932		0.876	0.66		3
	Social Interaction							0.812
16*	felt left out	2.79	1.07	0.70	0.697	0.933	0.850	0.775	0.57	0.52	5
27*	felt over-directed	2.90	1.10	0.73	0.636	0.933	0.853	0.780	0.57	0.51	4
20*	abandoned community life	2.51	1.12	0.63	0.631	0.932	0.847	0.766	0.66	0.59	5
18	family life was a burden	2.92	1.18	0.73	0.546	0.934		0.792	0.52		5
32	didn't feel comfortable in the company of others	2.31	1.10	0.58	0.532	0.934		0.808	0.46		5
28	convey feelings to other	2.63	0.92	0.66	0.496	0.933		0.788	0.57		5
05	anxious/fearful	2.42	1.20	0.61	0.461	0.933		0.797	0.56		3
	Mental Balance							0.812
35*	nervous / irascibly	1.99	1.06	0.50	0.640	0.934	0.858	0.803	0.47	0.40	3
26*	well-balanced	2.01	0.97	0.50	0.600	0.932	0.850	0.770	0.67	0.61	3
19*	exhausted	1.24	0.94	0.31	0.567	0.933	0.849	0.782	0.59	0.56	2
09	could recover myself	1.57	0.99	0.39	0.557	0.933		0.784	0.55		2
31	tired	1.38	0.92	0.35	0.554	0.933		0.784	0.57		2
39	I happy	2.10	0.90	0.53	0.499	0.932		0.781	0.69		3
04	sleep was refreshing	1.55	1.05	0.39	0.356	0.935		0.809	0.42		2
	Motility							0.781
22*	physically agile	1.95	1.02	0.49	0.789	0.935	0.854	0.708	0.40	0.43	1
24*	movement was light	1.84	1.07	0.46	0.786	0.934	0.851	0.673	0.47	0.46	1
38*	arms and legs felt heavy	1.36	1.07	0.34	0.668	0.935	0.855	0.571	0.39	0.42	1
37	powerful	1.47	0.95	0.37	0.509	0.933		0.482	0.56		2
	Physical Complaints							0.692
02*	suffered from physical pain	1.04	0.97	0.26	0.726	0.936	0.859	*	0.27	0.32	1
01*	felt ill	1.09	0.91	0.27	0.705	0.935	0.853	*	0.42	0.44	2
	Digestive Well-Being							0.621
03*	good appetite	2.71	1.12	0.68	0.763	0.935	0.857	*	0.37	0.38	2
23*	mealtimes were a burden	2.87	1.10	0.72	0.734	0.934	0.853	*	0.45	0.46	2

number of answered items ranged from 2,227 [min.] and 2,430 [max.]
* Short form Item

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ISSN: 1477-7525

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