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Thorax 56:180-182 doi:10.1136/thorax.56.3.180
  • Original article

Peak flow diaries in childhood asthma are unreliable

Table 3

Changes over time of the percentage of correct, incorrect, missing, and self-invented peak flow values for both groups

  • 3-150 Percentage of self-invented peak flow values increased significantly from week 1 to week 4 in the BI group (p=0.001) but not in the EI group (p=0.28).

  • BI = basic information; EI = extended information (see text).

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