Table 4.
Goodness-of-fit statistics for maternal population models.
| Model | Log-likelihood | AIC | BIC | SSA-BIC | LMR test | LMR p-value |
|---|---|---|---|---|---|---|
| 1 class | −2 426 387.6 | 4 852 823.2 | 4 853 074.4 | 4 852 998.2 | NA | NA |
| 2 class | −2 308 847.0 | 4 617 791.9 | 4 618 304.8 | 4 618 149.1 | 234 329.5 | 0.0000 |
| 3 class | −2 279 578.9 | 4 559 305.7 | 4 560 080.3 | 4 559 845.1 | 58 349.0 | 0.0000 |
| 4 class | −2 267 602.7 | 4 535 403.5 | 4 536 439.7 | 4 536 125.1 | 23 872.5 | 0.0000 |
| 5 class | −2 260 199.7 | 4 520 647.5 | 4 521 945.4 | 4 521 551.3 | 14 758.7 | 0.0000 |
AIC, Akaike information criterion; BIC, Bayesian information criterion; SSA-BIC, sample-size-adjusted BIC; LMR-LRT, Lo–Mendell–Rubin likelihood ratio test; NA, not applicable.