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Endgames Statistical question

Comparing length of stay

BMJ 2009; 338 doi: (Published 01 April 2009) Cite this as: BMJ 2009;338:b1280
  1. John Fletcher, clinical epidemiologist
  1. 1BMJ, London WC1H 9JR
  1. jfletcher{at}

    The mean length of stay in one hospital after stroke was 21 days, the median was 12 days, and the standard deviation was 13 days. Which of the following, if any, are true?

    • a) The typical length of stay was 21 days

    • b) The mean length of stay may …

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