Figure 3From: Effects on musculoskeletal pain, work ability and sickness absence in a 1-year randomised controlled trial among cleaners Change in pain status (low back). Frequency of participants who changed their pain status in the low back (i.e. from chronic pain at baseline to non-chronic pain at follow-up and vice versa) in the three intervention groups. There was no significant difference between intervention groups (physical coordination training or cognitive behavioural training) and reference group from Fisher's exact test, n = number of participants.Back to article page