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. 2020 Mar 30;20:72. doi: 10.1186/s12874-020-00948-6

Table 4.

Empirical coverage of 95% confidence intervals for β2 after parametric multiple imputation

ICC Cluster size Clusters NORM NORM NORM
ρ m k FE RE IGN
0.03 4 100 95.3 96.4 96.1
8 10 97.7 97.7 97.1
20 95.8 97.0 97.0
40 96.5 96.2 96.4
40 10 98.7 98.4 98.4
20 96.4 96.5 96.8
40 95.7 95.8 95.9
400 4 100 100 100
0.08 4 100 95.2 96.5 96.2
8 10 97.6 97.6 96.9
20 95.9 96.9 96.9
40 96.2 95.9 96.5
40 10 98.6 98.3 98.4
20 96.4 96.6 96.7
40 95.8 95.6 96.1
400 4 100 100 100
Bolded values indicate coverage rates below 95%.
Italicized values indicate coverage rates above 95%.
Missing data were generated completely at random (MCAR) with a response rate of 60%, and data were imputed using an imputation model that correctly specified the covariate effects.