95 items found

Tags: Clinical research design Research assessment epidemiology

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  • dataset

    Volunteer Bias in Recruitment, Retention, and Blood Sample Donation in a Rand...

    BackgroundThe vulnerability of clinical trials to volunteer bias is under-reported. Volunteer bias is systematic error due to differences between those who choose to participate...
  • dataset

    Pooled relative-risk of suicide in those diagnosed with a mental or substance...

    Note. 95% UI: 95% uncertainty interval; aDue to lack of data, simultaneously pooled cocaine and amphetamine relative-risk estimates into an overall estimate for...
  • dataset

    Knowledge of CGs (quotes).

    Knowledge of CGs (quotes).
  • dataset

    Fate of protocols according to funding<sup>*</sup>.

    Values are n (%). *Information on PHRC 2000 funding was obtained from the French Ministry of Health, information on other funding was provided by the primary investigator (327...
  • dataset

    r37980778c78--9e36793997275ae1a9ebf52b84a57a90

    *To identify whether the item should be included in future shortened checklist. If excluded, the
  • dataset

    r37980778c78--ab54a1fa7867d82e8b40a62e7f0e26d5

    *1 = yes, 2 = no, 3 = can't answer, 4 =  not applicable.
  • dataset

    Description of methods to derive indirect and mixed estimates.

    Description of methods to derive indirect and mixed estimates.
  • dataset

    Trends in median (interquartile range) five year running actual citation inde...

    ACI is calculated by dividing a publication's total citations five years post-publication by five. Lower citation counts in 2008 may reflect incomplete citations reported to Web...
  • dataset

    Meta-Analysis of Repository Data: Impact of Data Regularization on NIMH Schiz...

    Human geneticists are increasingly turning to study designs based on very large sample sizes to overcome difficulties in studying complex disorders. This in turn almost always...
  • dataset

    Pearson's correlation coefficients for different pairs of measures.

    For each pair, the first column provides the Pearson correlation coefficient calculated by using all cancer types, and the second is calculated by using only cancer types whose...
  • dataset

    r37980778c78--db8cd6a8f3cbd3707ce6c78eaaabcaa5

    Abbreviations: CC, cubic centimeter; FWE, family-wise error; FDR, false discovery rate; FWHM, full-width at half-maximum; RESEL, resolution element. The conditional item which...
  • dataset

    Results of fits of optimal excess relative risk model (2) (maximum likelihood...

    aUnless otherwise stated all p-values refer to improvement in fit of model immediately above indicated one in the Table.bp-value for improvement in fit over null model (without...
  • dataset

    r37980778c78--a4cd5e11fb874d9076d5ff5fd05bfa27

    ObjectivesTo compare physical activity (PA) subcomponents from EPIC Physical Activity Questionnaire (EPAQ2) and combined heart rate and movement sensing in older...
  • dataset

    The reporting number and percentage for each article of the CONSORT checklist...

    CJITWM: Chinese Journal of Integrated Traditional and Western Medicine, Yes: Number of trials in which the item was reported.
  • dataset

    r37980778c78--d74efcb441a6669f46078a592f2c4621

    *Recalculated > actual indicates underestimation of the sample size by the authors of the RCTs and is characterized by negative values for the calculated standardized...
  • dataset

    r37980778c78--9e06d0105136a8df35e550f69a906b70

    CJITWM: Chinese Journal of Integrated Traditional and Western Medicine, Yes: Number of trials in which the item was reported.
  • dataset

    r37980778c78--1036e307693425273c186e285e85c936

    Sample sizes are calculated according to Farrington and Manning [28] (for binary outcome), Rothmann [29] (continuous) and Crisp and Curtis [27] (survival). *overall number of...
  • dataset

    Analysis of curvature in fits of EOR model (2) with or without adjustment for...

    All models have underlying rates adjusted for age (treated categorically) and gender. Unless otherwise stated all CI are profile-likelihood based. aunless otherwise stated all...
  • dataset

    Factor loadings of the factor analysis (Principal Components analysis with Va...

    Factor loadings of the factor analysis (Principal Components analysis with Variamax normalized rotation) with all 38 items of CPEBQ.