根据Merrer J, De Jonghe B, Golliot F, et al. Complications of femoral and subclavian venous catheterization in critically ill patients: a randomized controlled trial. JAMA 2001; 286:700–7. 等的研究结论,CDC的《BSI防控指南2011》中建议“成人的置管,尽可能选择人体的上位,儿童不限。”原因是“Use a subclavian site, rather than a jugular or a femoral site, in adult patients to minimize infection risk for nontunneled CVC placement .”