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A survey of flexibility training protocols and hamstring strains in professional football clubs in England
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    Stretching and hamstring strains

    Dear Editor,

    I recently read the article by Dadebo et al with interest [1]. I am a little confused by their results and their take home message. First, the correlation for SHT is reported as 0.02 (Table 6) and 0.54 (Table 8, one predictor) when the two correlations should be equal [2]. Second, the appropriate analysis is Poisson regression with counts of injuries as outcome and exposure rates as a covaria...

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