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Table 4 ANOVA – difference in outcome scores between patients who did and did not undergo surgical decompression of lumbar spinal nerve root during follow-up

From: Outcome prediction in chronic unilateral lumbar radiculopathy: prospective cohort study

  Baseline score Change score during follow-up Follow-up score
Back surgery during follow-up ODI* Leg pain* Backpain* ODI* Leg pain* Back pain* ODI** Leg pain** Back pain**
Yes 40.4 (15.5) 70.8 (25.8) 64.1 (21.6) 34.2 (13.2) 56.0 (26.4) 49.8 (26.1) 9.7 (10.8) 18.5 (31.9) 17.5 (22.8)
No 28.4 (12.1) 47.6 (23.2) 45.1 (23.8) 11.7 (14.7) 23.5 (29.9) 13.2 (28.4) 16.3 (13.4) 23.6 (24.9) 29.1 (24.2)
  1. Baseline, change and follow-up scores for ODI, VAS leg pain and VAS back pain. Numbers are mean with SD in brackets; P values are for the between group differences.
  2. *P < 0.05.
  3. **Not significant.