Nature

Critical appraisal of confounding factors of observational studies on the association between dentofacial features and dental trauma in a Brazilian population

Dental trauma is a highly prevalent dental emergency. Children and adolescents without inadequate lip coverage, increased overjet, and anterior open bite are associated with the occurrence of ...
Nature

Host variables confound gut microbiota studies of human disease

Self-reporting of personal information can lead to bias and misreporting, which can corrupt datasets. Caveats including the observer effect also exist in professional-assisted reporting, thus novel ...
ascopubs.org

Adjustments for confounding variables in observational population-based studies in oncology and comparison to results from randomized controlled trials.

Collection and utilization of oncology big data. This is an ASCO Meeting Abstract from the 2017 ASCO Annual Meeting I. This abstract does not include a full text component.
CMAJ

Testing group differences for confounder selection in nonrandomized studies: flawed practice

Using observed imbalances between study groups (e.g., exposed and unexposed) to determine variables for confounding adjustment in nonrandomized studies may misguide the selection of variables to ...