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Kaplan-Meier survival curve for the hip arthroplasty in obese and non-obese groups. Reproduced with permission and copyright of the British Editorial Society of Bone and Joint Surgery [Jackson MP, Sexton SA, Yeung E, et al.: The effect of obesity on the mid-term survival and clinical outcome of cementless total hip replacement. J Bone Joint Surg Br 91(10):1296–1300, 2009]
