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Identifying subgroups of patients using latent class analysis: Should we use a single-stage or a two-stage approach? A methodological study using a cohort of patients with low back pain

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Heterogeneity in patients with low back pain (LBP) is well recognised and different approaches to subgrouping have been proposed. Latent Class Analysis (LCA) is a statistical technique that is increasingly being used to identify subgroups based on patient characteristics.
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Identifying subgroups of patients using latent class analysis: Should we use a single-stage or a two-stage approach? A methodological study using a cohort of patients with low back pain

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