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Table 1 Statistical data for the whole group of patients

From: Treatment of chronic low back pain in patients with spinal deformities using a sagittal re-alignment brace

  Z P1 P2
t1/t2 - 4,21416 < 0,001 < 0,001
t1/t3 - 5,85398 < 0,001 < 0,001
  1. Comparison of the pain intensity as estimated with the help of the Wilcoxon test at t1 (before treatment)/t2 (at brace adjustment) and at t1 (before treatment)/t3 (after an average follow-up time of 18 months).