Table 6 Coverages of 95% confidence intervals for estimates of β 1, β 2 and β 3 from marginalized models fitted to data generated from the MNB-Pois model with 10,000 replications
From: Marginalized mixture models for count data from multiple source populations
Sample size | Parameter | Poisson | MZIP | MPois-Pois | NB | MZINB | MNB-Pois |
|---|---|---|---|---|---|---|---|
100 | β 1 | 72.3 | 77.4 | 76.9 | 92.5 | 92.4 | 89.7 |
|  | β 2 | 74.0 | 79.6 | 77.8 | 90.8 | 91.8 | 89.6 |
|  | β 3 | 74.4 | 79.4 | 83.0 | 94.0 | 93.7 | 92.0 |
200 | β 1 | 71.6 | 77.6 | 78.1 | 92.2 | 92.3 | 93.0 |
|  | β 2 | 72.8 | 79.1 | 78.9 | 91.0 | 91.8 | 92.7 |
|  | β 3 | 74.1 | 80.0 | 83.9 | 94.4 | 94.0 | 93.5 |
500 | β 1 | 71.2 | 77.0 | 78.1 | 92.1 | 92.2 | 94.2 |
|  | β 2 | 72.3 | 78.6 | 80.8 | 90.5 | 91.3 | 94.5 |
|  | β 3 | 73.6 | 79.7 | 80.2 | 94.3 | 93.9 | 94.5 |
1000 | β 1 | 71.7 | 77.5 | 76.2 | 92.7 | 93.1 | 95.0 |
|  | β 2 | 73.0 | 78.9 | 81.5 | 90.2 | 91.6 | 95.0 |
|  | β 3 | 74.1 | 80.7 | 71.6 | 94.6 | 94.6 | 95.3 |