I-Spinal discitis yenza u-2% kuya ku-7% wazo zonke izifo ze-musculoskeletal ezibangelwa amagciwane, isikhunta, futhi, ngokungajwayelekile, yizinambuzane. Cishe isigamu sazo zonke izimo zezifo zomgogodla zitholakala ku-lumbar spine, kancane ngaphezu kwengxenye eyodwa kwezintathu emgodleni we-thoracic, kanti okusele kumgogodla wesibeletho.