From: Effectiveness of percutaneous laser disc decompression versus conventional open discectomy in the treatment of lumbar disc herniation; design of a prospective randomized controlled trial
*Straight leg raising test (Lasègue)
*Crossed straight leg raising test (Crossed Lasègue)
*Sensory loss
*Dermatome anesthesia
*Muscle weakness
*Knee tendon reflex difference
*Ankle tendon reflex difference
*Finger-ground distance in centimeter