Additional file 7: of 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

Components included in the consensus process to select a preferred model for the two-stage LCA approach. Model summary output from the Latent Class Analysis for all the derived models and for each of these: presentation of included variables, subgroup size, conditional probabilities and means for each subgroup and loadings. In addition, a presentation of the profile plots including a brief clinical description of the subgroups. (XLSX 195 kb)