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Table 2 Clinical outcomes of the two groups

From: Effect of pedicle-screw rod fixation on oblique lumbar interbody fusion in patients with osteoporosis: a retrospective cohort study

Groups VAS score ODI (%)
Pre-op Post-op 3 m 6 m Last f-u Pre-op 3 m 6 m Last f-u
Combined 6 [5.5, 7] 4 [3, 5] 3 [1.5, 3] 2 [2, 3] 2 [1.5, 2] 62.22 [53.33, 68.89] 24.44 [17.78, 28.89] 17.78 [15.56, 20.00] 15.56 [13.33, 17.78]
Stand-alone 6 [5.5, 7] 3 [3, 4] 3 [2, 4] 2 [2, 3] 2 [2, 3] 57.78 [53.33, 64.44] 26.67 [18.89, 38.89] 20.00 [16.67, 22.22] 15.56 [13.33, 21.11]
Z value −0.229 −2.528 −2.075 −1.657 −1.823 −0.603 −1.348 −1.134 −0.960
P value 0.826 0.012 0.038 0.100 0.067 0.551 0.180 0.260 0.341
  1. VAS visual analog scale, ODI Oswestry disability index