[PDF] Top 20 Effectiveness of different databases in identifying studies for systematic reviews: experience from the WHO systematic review of maternal morbidity and mortality

... in systematic reviews can result in bias ...electronic databases in general and MEDLINE in particular has been docu- mented, especially for clinical or randomised controlled trials ...tematic ... See full document

... of identifying the majority of relevant studies, searching this database alone for the purposes of conduc- ting a comprehensive literature search is insufficient ...relevant studies on drug adverse ... See full document

... on maternal morbidity are generated, these may not reflect the actual health status of women in the whole commu- nity or ...of systematic reviews from ran- domised controlled trials to ... See full document

... cohort studies and had included them in meta- analysis according to their designs and existence of tobacco industry ...cohort studies without tobacco industry affiliation, published in ...cohorts ... See full document

... measures: Studies that report objec- tively measured or self-reported (using validated instruments) ...units, maternal adverse events (eg, postpartum haemorrhage, wound infection and thromboembolism), ... See full document

... all systematic reviews with meta-analyses, they reported that two reviewers were involved in the data extraction to minimise ...drawn from these anal- ...the reviews, conclusions tended to be ... See full document

... The process for data collection will be similar to the method used for screening. Namely, we will calibrate our data collection form on a random sample of 5–10 included studies. Each team member will collect the ... See full document

... eases effectiveness of treatment is dependent on timely initiation ...of studies assessed (39%), was excluded because these were not classified as research articles, but had another format (predominantly ... See full document

... the review is ...a review is out-of-date, but the subsequent update does not result in any important changes in the conclusions), such a study requires being able to assess for false-negatives, which ... See full document

... in maternal mortality associated with trained TBA-assisted home deliveries ...the effectiveness of oral misoprostol therapy for postpartum ...in maternal mortality asso- ciated with ... See full document

... QE studies may not always lend themselves to a single conceptual breakdown, such as the population combined with the ...with different combinations of ... See full document

... children who were obese within Liverpool, therefore a randomised con- trolled trial was not ...other studies of child- hood obesity treatment have employed a waiting-list control, 7 19 GOALS was funded on a ... See full document

... change from baseline to 12-month ...transition from the safe and supportive group environment to long-term behaviour change at ...habits from time to ...data from the current study suggests ... See full document

... time from transplantation to emergency surgery was ...overall mortality was 5.5 % (range 0 – 17.5 %). The morbidity rate varied from ...relevant mortality and morbidity, a prompt ... See full document

... cross-sectional studies published between 2004 and 2016 that report on the HIV care cascade among adults in ...CINAHL databases will be ...cascade from HIV diagnosis to linkage to care, engagement in ... See full document

... prompt systematic reviewers to search for additional evidence, such as gray literature sources and/ or contacting the ...a systematic review would be superfluous and/or ill- advised because a likely ... See full document

... study from the Mayo Clinic advocated drainage and suture of the colonic perforation as well as selective use of a diverting colostomy ...the mortality decreased substantially with use of a diverting colos- ... See full document

... of reviews included 64 systematic reviews representing 358 unique primary studies and found consistent evidence of effectiveness for both pharmacological and non-pharmacological in- ... See full document

... However, still some argue that the results of a systematic review, like a traditional review, are qualitative. We need to quantify the results to better inform others about the latest scientific ... See full document

... Multiple-indication reviews can be undertaken as sys- tematic reviews of primary studies, in which intervention effects are pooled across indications and potential differ- ences in effects are ... See full document