Fig. 4From: Efficacy of various core decompression techniques versus non-operative treatment for osteonecrosis of the femoral head: a systemic review and network meta-analysis of randomized controlled trialsConfidence intervals and predictive intervals of the estimates of outcomes of risk factor of ONFH and stage 3. The black part corresponds to the 95% confidence interval and the red part to the 95% predictive interval. A) Steroid. B) Alcohol. C) Idiopathic. D) ONFH stage 3Back to article page