Table 1: Statistical fit criterion for multiple latent class models based on four PROMIS-based superdomains evaluating patients with chronic pelvic pain. The number of classes tested is shown in the first column, and statistical fit parameters for these are shown in the subsequent columns.

ClassesParametersLog-likelihoodBIC1aBIC2Entropy

181394013914N/A
21313509134680.74
31813376133190.76
42313310132370.82
52813303132140.76
63313295131900.74

Bayesian Information Criterion. 2Sample size-adjusted BIC.