Table 1 The distance between the superior cluneal nerve on the iliac crest and posterior superior iliac spine on the horizontal and vertical axes of each branch
Cadaver (n = 10) | Asymptomatic volunteer (n = 30) | |||||
|---|---|---|---|---|---|---|
Right side | Left side | p value (R. vs. L.) | Right side | Left side | p value (R. vs. L.) | |
Medial branch | ||||||
Horizontal axis (mm) | 43.10 ± 15.50 (32.02 to 54.18) | 45.70 ± 13.99 (35.69 to 55.71) | 0.325 | 43.97 ± 9.26 (40.51 to 47.42) | 42.43 ± 10.74 (38.42 to 46.44) | 0.217 |
Vertical axis (mm) | 63.70 ± 23.16 (47.13 to 80.27) | 63.40 ± 25.40 (45.23 to 81.57) | 0.575 | 61.17 ± 7.04 (58.54 to 63.79) | 59.47 ± 6.02 (57.22 to 61.72) | 0.225 |
Intermediate branch | ||||||
Horizontal axis (mm) | 49.20 ± 14.27 (38.99 to 59.41) | 51.60 ± 12.16 (42.90 to 60.30) | 0.312 | 48.73 ± 8.49 (45.56 to 51.90) | 47.13 ± 10.65 (43.16 to 51.11) | 0.493 |
Vertical axis (mm) | 71.10 ± 20.53 (56.41 to 85.79) | 69.60 ± 22.38 (53.59 to 85.61) | 0.906 | 65.93 ± 7.91 (62.98 to 68.89) | 65.90 ± 6.24 (63.57 to 68.23) | 0.914 |
Lateral branch | ||||||
Horizontal axis (mm) | 54.20 ± 14.20 (44.05 to 64.35) | 56.10 ± 12.20 (47.37 to 64.83) | 0.440 | 61.10 ± 8.21 (58.03 to 64.17) | 58.47 ± 9.36 (54.97 to 61.96) | 0.211 |
Vertical axis (mm) | 76.20 ± 21.11 (61.10 to 91.30) | 73.80 ± 22.51 (57.70 to 89.90) | 0.953 | 73.87 ± 11.05 (69.71 to 77.99) | 72.30 ± 8.92 (68.97 to 75.63) | 0.150 |