Table 1 Patient characteristics

Number

36

Male/Female

18/18

Mean Age (sd)

64 (12.8)

Mean PEF on standard Wright Meter

(SD and range)

308

(SD 137, range 80 to 570)

Mean PEF as percent predicted

75%

Diagnosis

12 Asthma

9 COPD

8 Breathlessness, not yet diagnosed

3 Lung Cancer

1 Aspergilloma

1 Bronchiectasis

1 Byssinosis

1 Idiopathic Pulmonary Fibrosis