References
Lu Q, Tang G, Zhao X, Guo S, Cai B, Li Q (2017) Hemiarthroplasty versus internal fixation in super-aged patients with undisplaced femoral neck fractures: a 5-year follow-up of randomized controlled trial. Arch Orthop Trauma Surg 137(1):27–35
Gjertsen JE, Fevang JM, Matre K, Vinje T, Engesaeter LB (2011) Clinical outcome after undisplaced femoral neck fractures. Acta Orthop 82(3):268–274
Gullberg B, Johnell O, Kanis JA (1997) World-wide projections for hip fracture. Osteoporos Int 7(5):407–413
Singh JA, Schleck C, Harmsen S, Lewallen D (2016) Clinically important improvement thresholds for Harris Hip Score and its ability to predict revision risk after primary total hip arthroplasty. BMC Musculoskelet Disord 17:256
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As stated in the paper Drs. Dolatowski and Utvåg are investigators in a similar RCT (registered at Clinicaltrials.gov NCT01770769).
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Dolatowski, F.C., Randsborg, PH., Utvåg, S.E. et al. Comment on the article: Hemiarthroplasty versus internal fixation in super-aged patients with undisplaced femoral neck fractures: a 5-year follow-up of randomized controlled trial. Arch Orthop Trauma Surg 137, 1269–1270 (2017). https://doi.org/10.1007/s00402-017-2746-3
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DOI: https://doi.org/10.1007/s00402-017-2746-3