Chunk #18 — 3. Results — 3.2. Confirmatory factor, latent class and factor mixture model analysis

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Opioid dependence latent structure: two classes with differing severity?

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yes

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Latent class models were tested first. Of these, the best fitting were the 3 or 4 class models: the BIC indicated the 3 class model; the ABIC and LMR-LRT indicated the 4 class model (Table 2). However even the worst fitting factor mixture models were superior to the latent class models.