Researchers often undertake preliminary analyses to assess biases. What type of bias should nurse researchers check for when nonrandomized comparison groups are used and compared to the groups' baseline characteristics?

Question

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Selection bias is a concern in studies with nonrandomized comparison groups because it involves biases that can arise from the way participants are selected or assigned to different groups, potentially leading to differences in baseline characteristics between the groups.

Researchers Often Undertake Preliminary Analyses to Assess Biases