Mechanical physiotherapeutic diagnosis and therapy in patients with lumbar disc disease by Brötz, D, Weller, M, Küker, W, Dichgans, J, Götz, A

“…Response to therapy was monitored by the shortest achieved distance from fingers to ground upon bending forward, signs of nerve and root tension, pain, sensory loss, muscular strength, intake of analgesics, subjective feeling of well-being, and the patient's ability to work. …”