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Table 1 Estimates of bias-adjusted pooled effect in five meta-analysis case studies. FE: fixed effects, RE: random effects.

From: Application and investigation of a bound for outcome reporting bias

Example Cancer Immunoglobulin Prostaglandin Albumin Asthma
Original pooled logOR:      
FE -0.360 -0.204 -0.071 0.366 -1.258
RE   -0.311 -0.142   -1.376
Tau-squared 0 0.111 0.200 0 0.403
N 5 12 18 18 17
(Range of number of participants in trials) (44 to 733) (66 to 2416) (20 to 2517) (10 to 141) (9 to 50)
M 4 3 1 2 1
(Number of participants per trial) (67,91,146, 750) (20,111,235) (60) (16,28) (35)
Copas-adjusted estimate:      
FE -0.045 -0.133 -0.033 0.591 -1.153
RE   -0.135 -0.050   -1.241
Maximum imputation-adjusted estimate:      
FE (constrained) 0.229 -0.111 -0.027 0.589 -1.034
FE (unconstrained) 0.269 -0.110 -0.027 0.589 -1.034
RE   -0.154 -0.049   -1.160