Fig. 2From: Identifying latent subgroups in the older population seeking primary health care for a new episode of back pain – findings from the BACE-N cohortMean scores of each class’ questionnaire values, class size in brackets. NRS, Numeric Rating Scale; SCQ, Self-administered Comorbidity Questionnaire; RMDQ, Roland Morris Disability Questionnaire; FABQ, Fear-Avoidance Beliefs Questionnaire; BBQ, Back Beliefs Questionnaire; CES-D, Centre for Epidemiologic Studies-Depression questionnaire; PCS, Pain Catastrophizing ScaleBack to article page