Evid Based Nurs 10:52 doi:10.1136/ebn.10.2.52
  • Treatment

Addition of peak flow monitoring to symptom monitoring did not improve healthcare visits, quality of life, or lung function in older adults with moderate-to-severe asthma

 Q In older adults with moderate-to-severe asthma, is symptom monitoring plus peak flow monitoring (PFM) (used as part of a comprehensive management plan) better than symptom monitoring alone for healthcare utilisation, quality of life, and lung function?



randomised controlled trial.




blinded (data collectors and {healthcare providers}*).

GraphicFollow up period:

up to 2 years.


a large managed care organisation in Oregon, USA.


296 adults 50–92 years of age (mean age 66 y, 52% women) who had physician diagnosed asthma, medication use suggestive of moderate-to-severe asthma, bronchodilator reversibility (>8% of baseline forced expiratory volume in 1 sec [FEV1]), and demonstrated ability to keep a daily symptom diary.


149 patients were allocated to symptom monitoring plus PFM, and 147 were allocated to symptom monitoring only. …

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