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Table 3 Summary of Statistical Model Fit Statistics Used for Model Selection

From: Classification of gastrointestinal symptom patterns in young adults

Model BIC L2 df p a Entropy Class Error
Baseline 1-Class Model 6798.2738 1185.6210 940 1.00 1.00 0.0000
2-Class Model 6339.2847 603.0833 922 0.0020 0.7033 0.0621
3-Class Model 6344.9257 485.1760 904 0.0980 0.6426 0.1101
4-Class Model 6426.8327 443.5345 886 0.0640 0.6548 0.1139
5-Class Model 6518.9844 412.1377 868 0.0119 0.6022 0.1637
6-Class Model 6624.2116 393.8164 850 0.0142 0.6939 0.1347
7-Class Model 6722.1687 368.2251 832 0.0103 0.7045 0.1332
  1. Note. Comparison between the 2-Class and 3-Class are shown with values in bold indicating optimal values. The 4-Class and higher models did not meet the minimum group size criteria. BI Bayesian information criterion; L2 Likelihood-ratio; df Degrees of freedom; p p-value; Entropy = quality of predicting model classification with values closer to 1 preferred
  2. a p value calculated using bootstrap method