Table 4.
Fit Indices for latent growth mixture models of anxiety and depression symptoms (n = 804).
| Models for anxiety symptoms | ||||||||
|---|---|---|---|---|---|---|---|---|
| Statistic | One class | Two class | Three class | Four class | Five class | |||
| AIC | 5287.21 | 5335.95 | 5304.14 | 5277.89 | 5269.19 | |||
| BIC | 5415.35 | 5378.16 | 5360.57 | 5348.26 | 5353.62 | |||
| SSBIC | 5396.30 | 5349.59 | 5322.47 | 5300.62 | 5296.46 | |||
| Entropy | – | .50 | .70 | .70 | .72 | |||
| A-LRT | – | 54.54 | 35.87 | 30.85 | 14.00 | |||
| A-LRT p-value |
(<.01) |
(<.05) |
(<.05) |
(.42) |
||||
| Models for depression symptoms | ||||||||
| Statistic | One class | Two class | Three class | Four class | Five class | Six class | ||
| AIC | 5707.33 | 5590.60 | 5533.62 | 5474.98 | 5423.98 | 5407.72 | ||
| BIC | 5735.48 | 5632.82 | 5589.91 | 5535.35 | 5507.92 | 5506.22 | ||
| SSBIC | 5716.42 | 5604.24 | 5551.80 | 5497.71 | 5450.76 | 5439.53 | ||
| Entropy | – | .73 | .77 | .82 | .81 | .79 | ||
| A-LRT | – | 116.90 | 60.00 | 61.56 | 54.77 | 20.73 | ||
| A-LRT p-value | (<.001) | (<.05) | (<.05) | (<.05) | (p = 0.49) | |||
Note: AIC = Akaike Information Criterion; BIC = Bayesian Information Criterion; SSBIC = Sample Size Adjusted Bayesian Information Criterion; A-LRT = Adjusted Lo-Mendell-Rubin Likelihood Ratio Test.