Concordance of historical questions used in risk-stratifying patients with headache.

@article{Diaz2007ConcordanceOH,
  title={Concordance of historical questions used in risk-stratifying patients with headache.},
  author={Marco A Quevedo Diaz and Darren Alan Braude and Betty Skipper},
  journal={The American journal of emergency medicine},
  year={2007},
  volume={25 8},
  pages={907-10}
}
STUDY OBJECTIVE We sought to determine whether the manner and order in which historical questions used to risk stratify for subarachnoid hemorrhage are asked significantly alter the response/concordance. METHODS Adult patients complaining of headache in the emergency department were presented with 1 of 2 questionnaires each containing 2 variations of the pertinent question and differing only in their order. Data were primarily analyzed using the kappa statistic to determine whether rates of… CONTINUE READING

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