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Table 4 Comparison of MacNab evaluation in two groups (n, %)

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

Groups n Excellent Good Fair Poor
VDF group 45 19 (42.22) 21 (46.67) 4 (8.89) 1 (2.22)
VRF group 42 22 (52.38) 16 (38.10) 2 (4.76) 2 (4.76)
P value 0.62
  1. χ2 test was used to compare between each group. P < 0.05 represented significance. VDF visualized drilled foraminoplasty, VRF visualized reamed foraminoplasty