Microdiscectomy for the treatment of lumbar disc herniation: an evaluation of reoperations and long-term outcomes.

If the appropriate score was not specified by the patient, the documented characterization of pain severity was used to estimate the VAS score: “minimal,” “mild,” “moderate,” “quite significant,” “quite strong,” and “severe” pain was defined as a VAS score of 1.5, 3, 6, 7, 8, and 9, respectively (preoperative back and leg pain estimation in 12.5% [ n = 5] and 20.0% [ n = 8] of patients, respectively).

also in 5,695 other papers