Assessment of the quality of randomized controlled trials of delirium prevention of elderly in China / 中国实用护理杂志

ABSTRACT

Objective To assess the quality of randomized controlled trials (RCTs) of delirium prevention of elderly published in China.Methods The literatures from China National Knowledge Infrastructure(CNKI),WANFANG Data and VIP Database for Chinese Technical Periodicals were evaluated according to Cochrane collaboration's tool for assessing risk of bias and Jadad scale.Results A total of 53 RCTs were included,14 (26.4％,14/53) described radom number table used to generate the random allocation sequence,4 (7.5％,4/53) conducted experiments in a blinded manner,7 (13.2％,7/53) did not use intentionto-treat to analyse those who did not complete the study,9 (17.0％,9/53) had high risk of other bias,none described allocation concealment mechanism and blinding to participants and intercention implementers.Based on Jadad scales,the score was 1-4,average score was (2.3±0.8),19 (35.8％,19/53) were high-quality literatures.Conclusions The quality of present published literatures is not high,the further domestic studies should be designed high-quality to better improve clinical practice.