Fig. 1From: Importance of psychological factors for the recovery from a first episode of acute non-specific neck pain - a longitudinal observational studyChanges in psychological factors during the first three months of a first neck pain episode. The figure shows the development of anxiety, depression, fear avoidance and pain locus of control during the first three months of a first episode of acute neck pain (mean ± standard deviation). * p ≤ 0.05. ** p ≤ 0.01. *** p ≤ 0.001Back to article page