1. Defining knee pain trajectories in early symptomatic knee osteoarthritis in primary care: 5-year results from a nationwide prospective cohort study (CHECK)‏
by Alex N Bastick, Janet Wesseling, Jurgen Damen, Saskia PJ Verkleij, Pieter J Emans, Patrick JE Bindels, and Sita MA Bierma-Zeinstra
BJGP
Volume 66(642):e32-e39
December 30, 2015
©2016 by British Journal of General Practice

2. Pain trajectories per individual as obtained by Latent Class Growth Analysis (LCGA).
Pain trajectories per individual as obtained by Latent Class Growth Analysis (LCGA). NRS = numeric rating scale.
Alex N Bastick et al. Br J Gen Pract 2016;66:e32-e39
©2016 by British Journal of General Practice

3. Average fitted lines of pain trajectories retrieved by Latent Class Growth Analysis (LCGA).
Average fitted lines of pain trajectories retrieved by Latent Class Growth Analysis (LCGA). NRS = Numeric Rating Scale.
Alex N Bastick et al. Br J Gen Pract 2016;66:e32-e39
©2016 by British Journal of General Practice