We conducted a systematic review of randomized trials comparing lumbar fusion surgery to nonsurgical treatment of chronic back pain associated with lumbar disc degeneration. 對于比較腰椎融合術(shù)和非手術(shù)療法治療腰椎間盤(pán)退變相關(guān)的慢性腰痛的隨機試驗,我們進(jìn)行了一項系統性的評價(jià)。