Sentence examples for major selection bias from inspiring English sources

Our findings, acquired without major selection bias nor critical strain on the healthcare supply, mitigate historical and recent disturbing data on severe pdm influenza in pregnant women highlighting increased risks for hospitalization or admission to the ICU [4], [6], [13] [21].

Thus, any major selection bias is unlikely in this study.

Therefore, a major selection bias favoring survival for these patients should not have occurred.

Studies with a major selection bias evident in treatment allocation to CB DOT or clinic DOT.

Baseline data on examined subjects and dropouts have been compared with examine any major selection bias.

Greater covariate adjustment is also relevant in that it helps safeguard the analysis against major selection bias and/ confounding bias.

To date, no randomised trials have been published, and the few retrospective comparative cohort studies that are available are limited by small sample sizes [ 6- 8], major selection biases that make it impossible to compare study groups [ 9] and/or an absence of a rigorous definition of complications.

Hence, a major source of selection bias was taken into account.

The high participation rate among cases and controls is reassuring against a major role of selection bias.

A major consequence of selection bias is the potential confounding of inferences made about practice patterns-outcomes associations.

Two major sources of selection bias are relevant to the study of drug teratogenicity: spontaneous fetal loss (extrauterine pregnancy, miscarriage, stillbirth), and induced abortion.