(Sample) Size matters! An examination of sample size from the SPRINT trial study to prospectively evaluate reamed intramedullary nails in patients with tibial fractures
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Study to prospectively evaluate reamed intramedullary nails in patients with tibial fractures (S.P.R.I.N. T.): Study rationale and design
SPRINT Investigators
SPRINT Investigators, Bhandari M, Guyatt G, et al. Study to prospectively evaluate reamed intramedullary nails in patients with tibial fractures (S.P.R.I.N. T.): study rationale and design. BMC Musculoskelet Disord. 2008;9:91-105.
Type-II error rates (beta errors) of randomized trials in orthopaedic trauma
Lochner HV, Bhandari M, Tornetta P III. Type-II error rates (beta errors) of randomized trials in orthopaedic trauma. J Bone Joint Surg Am. 2001;83: 1650-1655.
Randomized trial of reamed and unreamed intramedullary nailing of tibial shaft fractures
SPRINT Investigators
SPRINT Investigators, Bhandari M, Guyatt G, et al. Randomized trial of reamed and unreamed intramedullary nailing of tibial shaft fractures. J Bone Joint Surg Am. 2008;90:2567-2578.
Sample size and statistical power of randomized, controlled trials in orthopaedics
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The use of predicted confidence intervals when planning experiments and the misuse of power when interpreting results
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