Table 2.
Fit Indices for One‐ to Four‐Class Solutions for Veterans’ Wives' Five Dimensions of Posttraumatic Growth
| Measure and Number of Classes | AIC | BIC | aBIC | Entropy | LMR LRT | BLRT |
|---|---|---|---|---|---|---|
| Improved Relationships | ||||||
| 1 | 794.192 | 818.488 | 793.167 | – | – | – |
| 2 | 798.062 | 831.469 | 796.652 | 0.914 | 2.130 | 2.130 |
| 3 | 775.671 | 818.188 | 773.876 | 0.768 | 10.887 | 10.887 |
| 4 | 781.671 | 833.299 | 779.491 | 0.816 | 10.887 | 10.887 |
| New Possibilities | ||||||
| 1 | 886.063 | 910.358 | 885.037 | – | – | – |
| 2 | 866.210 | 899.617 | 864.800 | 0.683 | 25.852 * | 25.852 *** |
| 3 | 859.325 | 901.842 | 857.530 | 0.659 | 12.885 | 12.885* |
| 4 | 865.325 | 916.953 | 863.146 | 0.730 | 12.885 | 12.885 |
| Personal Strength | ||||||
| 1 | 939.538 | 963.833 | 938.512 | – | – | – |
| 2 | 943.586 | 976.993 | 942.176 | 0.703 | 1.951 | 1.951 |
| 3 | 904.089 | 946.606 | 902.294 | 0.858 | 4.735 | 4.735 |
| 4 | 945.556 | 997.184 | 943.376 | 0.749 | 0.000 | 0.000 |
| Spiritual Change | ||||||
| 1 | 858.538 | 882.834 | 857.512 | – | – | – |
| 2 | 830.102 | 863.509 | 828.692 | 0.843 | 34.436* | 34.436*** |
| 3 | 776.521 | 819.038 | 774.726 | 0.846 | 59.341 *** | 59.341 *** |
| 4 | 788.616 | 840.244 | 786.437 | 0.907 | 53.486 | 53.486 |
| Appreciation of Life | ||||||
| 1 | 962.859 | 987.155 | 961.834 | – | – | – |
| 2 | 918.612 | 952.018 | 917.201 | 0.831 | 50.248 * | 50.248 *** |
| 3 | 913.423 | 955.940 | 911.628 | 0.792 | 11.189 | 11.189* |
| 4 | 930.612 | 982.240 | 928.432 | 0.916 | −17.276 | −17.276 |
Note. Optimal solutions are marked in bold. AIC = Akaike information criterion; BIC = Bayesian information criterion; aBIC = adjusted BIC; LMR LRT = Lo–Mendell–Rubin likelihood ratio test; BLRT = bootstrap likelihood ratio test.
* p < .05. ** p < .01. *** p < .001.