UniODA vs. Sign Test: Comparing Repeated Ordinal Scores

Paul R. Yarnold

Optimal Data Analysis, LLC

The Adverse Drug Reaction Probability Scale (APS) is used to rate the probability that an adverse drug event is drug-induced. Prior research compared the inter-rater reliability of APS ratings generated by 15 pairs of independent experts at two testings: (1) immediately after training, and (2) three months after training. Findings obtained using the sign test versus UniODA to contrast testings are compared.

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