Nutritional supplementation in elderly medical in-patients: A double-blind placebo-controlled trial

被引:32
作者
Hogarth, MB
Marshall, P
Lovat, LB
Palmer, AJ
Frost, CG
Fletcher, AE
Nicholl, CG
Bulpitt, CJ
机构
[1] HAMMERSMITH HOSP,DEPT NUTR & DIETET,LONDON W12 0HS,ENGLAND
[2] UNIV LONDON LONDON SCH HYG & TROP MED,DEPT EPIDEMIOL & POPULAT SCI,LONDON WC1E 7HT,ENGLAND
关键词
elderly patients; nutritional supplementation; vitamins; glucose;
D O I
10.1093/ageing/25.6.453
中图分类号
R592 [老年病学]; C [社会科学总论];
学科分类号
03 ; 0303 ; 100203 ;
摘要
The aim of this study was to assess the effect of vitamin and/or glucose energy supplementation in elderly medical patients on an intention-to-treat basis. One hundred and six elderly medical in-patients were entered into a double-blind placebo-controlled factorial trial of glucose energy and vitamin supplementation. Supplementation was given for 1 month. This trial was designed to detect a > 2 kg increase in weight and a > 3 g/l increase in serum albumin between active and placebo supplementation in 100 patients with 90% power (p < 0.05). Other outcome measures included changes in Barthel activities of daily living, length of stay, and mental test score (MTS). No interaction between vitamin and glucose supplementation was demonstrated. Active energy supplementation with glucose alone was associated with a +0.6 kg change in weight and +0.7 g/l change in albumin [95% confidence interval(CI) -0.8, +2.0 and -1.3, +2.8, respectively]. The respective changes for active vitamin supplementation were -0.6 kg for weight and +0.5 g/l for albumin (95% CI -2.1, +0.8 and -1.5, +2.6, respectively). There were no significant differences in mental test score, Barthel score, or length of stay between the two groups. Compliance with the glucose energy supplementation was poor with only one-third of patients consuming more than 50% of the offered drink. We conclude that the giving of glucose alone and/or vitamin supplementation in elderly patients is of no benefit on an intention-to-treat basis.
引用
收藏
页码:453 / 457
页数:5
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