Recovery from pain after a mean follow-up of 24 months in 42 patients^*.

*Recovery was assessed by the VAS (VAS of 0, painless; 1–3, mild pain; 4–6, moderate pain; and 7–10, severe pain). Paired-samples t test showed a significant difference between the preoperative and postoperative periods (P＜0.05), which suggested that the fibrin gel therapy could significantly improve the symptoms of pain. Recovery from pain after a mean follow-up of 24 months in 42 patients*.