Fig. 1From: Latent class analysis derived subgroups of low back pain patients – do they have prognostic capacity?Pain intensity for the two subgrouping approaches. SS = single-stage subgroups; TS = two-stage subgroups. Proportion of patients reporting each level of typical LBP intensity within the last week (0–10) at 2-weeks, 3-months and 12-months follow-upBack to article page