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Table 5 (L5-S1)Radiological outcomes of OLIF group and TLIF group

From: Comparative analysis of the effects of OLIF and TLIF on adjacent segments after treatment of L4 degenerative lumbar spondylolisthesis

  OLIF group (n = 36) TLIF group (n = 36) P value
L5-S1IDH (mm)
 Preoperative 10.89 ± 2.17 11.43 ± 1.65 0.522
 At the last follow-up 10.27 ± 1.87 10.59 ± 1.76 0.967
L5-S1IFH (mm)
 Preoperative 16.06 ± 2.64 16.25 ± 3.73 0.548
 At the last follow-up 14.95 ± 2.55 15.63 ± 3.52 0.380
L5-S1IFA (mm2)
 Preoperative 125.60 ± 42.86 132.13 ± 37.27 0.689
 At the last follow-up 112.95 ± 37.49 123.47 ± 34.05 0.467
L5-S1SD (mm)
 Preoperative 1.68 ± 0.31 1.71 ± 0.36 0.705
 At the last follow-up 1.95 ± 0.66 1.90 ± 0.74 0.632
L5-S1AD (°)
 Preoperative 5.05 ± 3.63 4.71 ± 3.50 0.860
 At the last follow-up 6.38 ± 3.39 5.92 ± 3.52 0.482
L5-S1DA (°)
 Preoperative 25.13 ± 8.35 24.33 ± 4.62 0.524
 At the last follow-up 33.60 ± 4.53 26.98 ± 7.68 0.047