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Direct linkWeber, Frank; Knapp, Guido; Ickstadt, Katja; Kundt, Günther; Glass, Änne – Research Synthesis Methods, 2020
The standard estimator for the log odds ratio (the unconditional maximum likelihood estimator) and the delta-method estimator for its standard error are not defined if the corresponding 2 x 2 table contains at least one "zero cell". This is also an issue when estimating the overall log odds ratio in a meta-analysis. It is well known that…
Descriptors: Meta Analysis, Maximum Likelihood Statistics, Effect Size, Error Correction
