Table 1.

Nerve involvement.

Nerve	Symmetrical	Asymmetrical
Ulnar	121 (60.5%)	46 (23%)
Anterior tibial nerve	92 (60.52%)	60 (39.48%)
Lateral popliteal	70 (35%)	36 (18%)
Greater auricular	26 (13%)	8 (4%)
Supra-clavicular	6 (3%)	1 (0.5%)
Others	4 (2%)	5 (2.5%)
Supra-orbital	2 (1%)	2 (1%)