Catalogue of bias: observer bias.
BMJ Evid Based Med. 2018 Feb;23(1):23-24. doi: 10.1136/ebmed-2017-110884.
BMJ Evid Based Med. 2018.
PMID: 29367322
Observer bias is systematic discrepancy from the truth during the process of observing and recording information for a study. Many healthcare observations are at risk of this bias. Evidence shows that treatment effect estimates can be exaggerated by a third t …
Observer bias is systematic discrepancy from the truth during the process of observing and recording information for a study. …