Showing papers by "Alessandro Liberati published in 2000"
TL;DR: The quality of practice guidelines developed by specialty societies is unsatisfactory and explicit methodological criteria for the production of guidelines shared among public agencies, scientific societies, and patients' associations need to be set up.
643 citations
TL;DR: This study provides no evidence that language restricted meta-analyses lead to biased estimates of intervention effectiveness and encourages others to replicate this study using different sampling frames, clinical topics and interventions.
464 citations
TL;DR: VFM is a reliable and valid tool that can be used confidently in the rehabilitation setting for patients with SCI to screen for functional problems and monitor changes in patients' functional status and impact of rehabilitation.
30 citations
TL;DR: The rise of evidence based health care has highlighted the use of ineffective interventions, the risks of uncoordinated research, and the consequences of relying on studies published in prestigious journals while ignoring unpublished ones that have negative findings.
Abstract: The rise of evidence based health care has highlighted the use of ineffective interventions, the risks of uncoordinated research, and the consequences of relying on studies published in prestigious journals while ignoring unpublished ones that have negative findings.1-5 Systematic reviews of the best evidence are now recognised as fundamental tools in overcoming these problems because they highlight questions that need urgent answers.6 But is evidence based health care achieving its goals? Aren't systematic reviews which are based on existing research at risk of amplifying the irrelevant? Should we be more concerned about “bias caused by omitted research” than the well recognised pitfall of publication bias?
The increasing awareness of this danger is leading to efforts to correct this imbalance. One such attempt is the Cochrane Collaboration (an international organisation named after Archie Cochrane, the British epidemiologist), which is committed to preparing, maintaining, and disseminating systematic reviews to map the value of healthcare interventions.7 The public and the media are attracted to alternative medicine, while doctors, who often criticise the use of these unproved …
25 citations