Assessment of grouping variable should have been blind in trial of dementia

The degree of dementia was classified by the score on the minimental state examination. 2 The median length of hospital stay of patients with hip fracture who had moderate dementia was 47 days in the intervention group and 147 days in the control group (P=0.04).

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Bibliographische Detailangaben
Veröffentlicht in:	BMJ 2001-06, Vol.322 (7300), p.1491-1492
1. Verfasser:	Voutilainen, Petri E
Format:	Artikel
Sprache:	eng
Schlagworte:	Control groups Dementia Dementia - complications Dementia - diagnosis Experimentation Fractures Geriatrics Hip fractures Hip Fractures - psychology Hip Fractures - rehabilitation Hip joint Hospital admissions Humans Letters Randomized Controlled Trials as Topic Research Design Time Factors
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Beschreibung
Zusammenfassung:	The degree of dementia was classified by the score on the minimental state examination. 2 The median length of hospital stay of patients with hip fracture who had moderate dementia was 47 days in the intervention group and 147 days in the control group (P=0.04).
ISSN:	0959-8138 0959-8146 1468-5833 1756-1833
DOI:	10.1136/bmj.322.7300.1491/b