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Table 1 Mean RMDQ and NRS scores of study participants for every measuring moment in the follow-up period

From: Steroid injections added to the usual treatment of lumbar radicular syndrome: a pragmatic randomized controlled trial in general practice

Follow-up time (weeks) 0 2 4 6 13 26 52
RMDQ score         
  Intervention group mean (SD) 16.5 (4.2) 10.7 (7.1) 8.9 (6.8) 8.0 (6.8) 5.3 (5.9) 3.0 (4.5) 2.3 (3.7)
  Control group mean (SD) 14.5 (6.1) 12.3 (6.1) 10.5 (7.0) 8.1 (6.3) 7.6 (6.3) 5.4 (6.5) 4.1 (6.2)
NRS back pain        
  Intervention group mean (SD) 6.2 (2.6) 3.3 (2.9) 3.3 (3.0) 2.5 (2.6) 2.1 (2.5) 1.9 (2.5) 1.3 (1.9)
  Control group mean (SD) 4.5 (2.7) 4.1 (3.0) 3.6 (2.7) 2.8 (2.3) 3.0 (3.0) 2.0 (2.4) 2.0 (2.9)
NRS leg pain        
  Intervention group mean (SD) 7.8 (1.7) 4.2 (3.1) 3.8 (3.3) 2.6 (2.5) 1.6 (2.5) 1.6 (2.4) 1.0 (2.0)
  Control group mean (SD) 6.4 (2.3) 4.7 (3.1) 3.9 (2.8) 2.9 (2.5) 2.7 (2.8) 1.9 (2.5) 1.4 (2.2)
NRS pain during day        
  Intervention group mean (SD) 7.7 (1.6) 4.9 (3.1) 4.5 (3.2) 3.1 (2.7) 2.4 (2.7) 2.2 (2.6) 1.2 (2.0)
  Control group mean (SD) 6.2 (2.1) 5.1 (2.8) 4.2 (2.6) 3.3 (2.4) 3.1 (2.9) 2.2 (2.3) 2.2 (3.0)
NRS pain during night        
  Intervention group mean (SD) 6.4 (2.6) 3.6 (3.2) 3.7 (3.0) 2.5 (2.5) 1.7 (2.6) 1.8 (2.3) 0.8 (1.7)
  Control group mean (SD) 5.7 (2.7) 4.3 (3.0) 3.0 (2.8) 2.6 (2.5) 2.6 (2.9) 1.9 (2.5) 1.8 (2.9)
NRS total pain        
  Intervention group mean (SD) 7.7 (1.2) 5.0 (2.9) 4.2 (3.0) 3.3 (2.5) 2.5 (2.5) 2.3 (2.5) 1.3 (2.0)
  Control group mean (SD) 6.9 (1.7) 5.3 (2.6) 4.5 (2.8) 3.7 (2.5) 3.2 (2.8) 2.3 (2.4) 2.1 (3.0)
NRS impairment        
  Intervention group mean (SD) 7.8 (1.6) 5.2 (3.2) 4.0 (3.1) 3.0 (2.8) 2.6 (2.9) 1.7 (2.2) 1.0 (1.6)
  Control group mean (SD) 6.7 (2.2) 5.2 (2.8) 4.7 (2.8) 3.3 (2.9) 3.2 (2.9) 2.1 (2.3) 1.9 (2.6)