Table 2 Anatomic distribution of the lateral femoral cutaneous nerve (LFCN)
Characteristics | Number of specimens (n = 30) | Mean ± SD | Median (minimum-maximum) |
|---|---|---|---|
1. Correlation of LFCN and TFL | |||
 On TFL | 19 (63.3%) |  |  |
 Under TFL | 11 (36.7%) |  |  |
2. Skin thickness (millimeter; mm) |  | 3.6 ± 1.8 | 3.0 (2.0-8.0) |
3. Correlation of LFCN and ASIS at inguinal ligament level | |||
 Lateral to ASIS (mm) | 0 (0.0%) | - | - |
 Medial to ASIS (mm) | 30 (100.0%) | 5.3 ± 7.1 | 3.0 (0.0-29.0) |
4. LFCN divided into branches correlated with the inguinal ligament | |||
 Divided proximally to inguinal ligament | 3 (10%) |  |  |
 Divided distally to inguinal ligament | 27 (90%) |  |  |
5. Number of branches |  | 2.6 ± 1.2 | 2.0 (1.0-6.0) |
 1 | 4 (13.3%) |  |  |
 2 | 12 (40.0%) |  |  |
 3 | 10 (33.3%) |  |  |
 ≥ 4 | 4 (13.3%) |  |  |
6. Size of nerve (the largest branch) (mm) |  | 3.6 ± 1.3 | 4.0 (1.5-6.0) |
7. Distance of nerve from ASIS to the nerve division (mm) |  | 19.0 ± 15.4 | 15.5 (1.0-56.0) |
8. Distance of nerve from ASIS to the most distal part (mm) |  | 115.0 ± 32.0 | 114.0 (67.0-198.0) |