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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... -
Demographic characteristics, exposure history, use of personal protective equ...
Data are no. (%) of close contacts, unless otherwise indicated. Percentages may not total 100 because of rounding. Contact with well-appearing or sick/dead poultry was defined... -
Classification of the states based on degree of age displacement for women in...
Classification of the states based on degree of age displacement for women in the DLHS-3 survey. -
r37980778c78--805d98714694c23a5add2d10cbc71ab0
*Based on ISI - Thomson - Reuters Web of Science [305].aRanked by total number of citations received by all editions in all years (from year of publication until 31 December... -
Description of methods to derive indirect and mixed estimates.
Description of methods to derive indirect and mixed estimates. -
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... -
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... -
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... -
r37980778c78--a4cd5e11fb874d9076d5ff5fd05bfa27
ObjectivesTo compare physical activity (PA) subcomponents from EPIC Physical Activity Questionnaire (EPAQ2) and combined heart rate and movement sensing in older... -
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. -
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... -
r37980778c78--9e06d0105136a8df35e550f69a906b70
CJITWM: Chinese Journal of Integrated Traditional and Western Medicine, Yes: Number of trials in which the item was reported. -
r37980778c78--b32b20aeab492a020372337c9d384d2e
1lower boundary distortion.2upper boundary distortion. -
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... -
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. -
Trends in Citations to Books on Epidemiological and Statistical Methods in th...
BackgroundThere are no analyses of citations to books on epidemiological and statistical methods in the biomedical literature. Such analyses may shed light on how concepts and... -
Validity of selected MNCH indicators.
BCG, Bacillus Calmette-Guérin; DPT, diphtheria-pertussis-tetanus; HBV, hepatitis B virus. -
1973–78 Cohort quantitative measures S1 and S5 for those who commented and th...
1973–78 Cohort quantitative measures S1 and S5 for those who commented and those who did not comment.
