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Table 3 Oswestry disability index (ODI)

From: Applications of the scoliosis width-to-length ratio for guiding selection of the surgical approaches of degenerative lumbar scoliosis

  Group A Group B Group C Group D
Preoperative 59.94 ± 7.62 65.89 ± 5.78 57.57 ± 4.40 65.54 ± 18.73
Follow-up 24.68 ± 14.80a 55.54 ± 5.77c 55.55 ± 16.66b 23.38 ± 12.10a
Comparisons 35.26 ± 7.18 10.35 ± 0.01 2.02 ± 12.26 42.16 ± 6.63
P values <0.001 0.184 0.695 0.002
  1. a, vs preoperative, P < 0.05; b,vs group A, P < 0.05; c, vs group D, P < 0.05
  2. Group A, patients whose W/L <0.36 and treated with short fusion
  3. Group B, patients whoseW/L > 0.36 and treated with short fusion
  4. Group C, patients whose W/L <0.36 and treated with long fusion
  5. Group D, patients whoseW/L > 0.36 and treated with long fusion