Skip to main content

Table 3 Comparison of VAS and ODI scores in two groups

From: Clinical outcomes of transforaminal endoscopic lateral recess decompression by using the visualized drilled foraminoplasty and visualized reamed foraminoplasty: a comparison study

Items VDF group (n = 45) VRF group (n = 42) P value
VAS of Back
 Preoperation 5.27 ± 1.12 5.05 ± 1.23 0.39
 1-week after operation 2.31 ± 0.85 2.21 ± 0.75 0.58
 3-month after operation 2.02 ± 0.81 2.07 ± 0.51 0.97
 The latest follow-up 1.47 ± 0.66 1.51 ± 0.57 0.76
VAS of Leg
 Preoperation 7.36 ± 1.11 7.14 ± 1.03 0.36
 1-week after operation 2.40 ± 0.72 1.95 ± 0.79 < 0.05
 3-month after operation 1.93 ± 0.86 1.67 ± 0.72 0.12
 The latest follow-up 1.42 ± 0.71 1.48 ± 0.83 0.66
ODI
 Preoperation 66.36 ± 9.87 69.52 ± 9.22 0.13
 1-week after operation 34.80 ± 7.74 29.67 ± 5.91 < 0.05
 3-month after operation 24.49 ± 5.61 22.81 ± 4.70 0.14
 The latest follow-up 21.02 ± 4.58 20.11 ± 5.49 0.35
  1. The VAS and ODI scores were compared by using student t-test. P < 0.05 represented statistical significance. VDF visualized drilled foraminoplasty, VRF visualized reamed foraminoplasty, ODI Oswestry dysfunction indexes, VAS visual analogue scale