Population | Model type | Model | Test | LRS | d.f. | p-value | AIC |
---|---|---|---|---|---|---|---|
Baseline | Negative binomial | 1 | - | - | - | - | 24679.09 |
 |  | 2 | 1 vs. 2 | 50.87 | 1 | <0.0001 | 24630.21 |
 |  | 3†| 2 vs. 3 | 8.35 | 1 | 0.0039 | 24623.86 |
 |  | 4 | 3 vs. 4 | 0.02 | 1 | 0.89 | 24625.84 |
 | Zero-inflated negative binomial | 1I | - | - | - | - | 23990.51 |
 |  | 2I | 1 vs. 2 | 26.89 | 1 | <0.0001 | 23965.62 |
 |  | 3I | 2 vs. 3 | 0.41 | 1 | 0.52 | 23967.20 |
 |  | 4I†| 3 vs. 4 | 6.04 | 1 | 0.014 | 23963.17 |
 |  |  | 2 vs. 4 | 6.45 | 2 | 0.049 |  |
1st re-infection | Negative binomial | 1 | - | - | - | - | 14404.20 |
 |  | 2 | 1 vs. 2 | 44.42 | 1 | <0.0001 | 14361.78 |
 |  | 3 | 2 vs. 3 | 4.06 | 1 | 0.044 | 14359.72 |
 |  | 4†| 3 vs. 4 | 4.50 | 1 | 0.025 | 14356.72 |
 | Zero-inflated negative binomial | 1I | - | - | - | - | 14043.52 |
 |  | 2I†| 1 vs. 2 | 24.52 | 1 | <0.0001 | 14020.97 |
 |  | 3I | 2 vs. 3 | 0.25 | 1 | 0.62 | 14022.73 |
 |  | 4I | 3 vs. 4 | 0.68 | 1 | 0.41 | 14024.04 |
2nd re-infection | Negative binomial | 1 | - | - | - | - | 11050.10 |
 |  | 2 | 1 vs. 2 | 24.11 | 1 | <0.0001 | 11027.99 |
 |  | 3†| 2 vs. 3 | 5.93 | 1 | 0.015 | 11024.06 |
 |  | 4 | 3 vs. 4 | 1.72 | 1 | 0.19 | 11024.33 |
 | Zero-inflated negative binomial | 1I | - | - | - | - | 10715.26 |
 |  | 2I†| 1 vs. 2 | 7.24 | 1 | 0.0071 | 10710.02 |
 |  | 3I | 2 vs. 3 | 0.22 | 1 | 0.65 | 10711.81 |
 |  | 4I | 3 vs. 4 | 0.56 | 1 | 0.46 | 10713.26 |