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. 2009 Jan 15;2(1):3–8. doi: 10.1097/WOX.0b013e318194c0f6

Table 3.

Percentages of Respondents Who Monitor Asthma With Peak Flow Meters or Spirometry

India Australia Sri Lanka Taiwan China Indonesia Singapore Philippines
Percentage of respondents who always monitor asthma with the following
Both peak flow and spirometry 29.3 44.2 2 25.7 29 6.5 7.5 8.4
Peak flow only 15.8 5.2 6.1 5 8 0.5 8.1 0
Spirometry only 0 2.6 0 0 5 0 0.6 0
Percentage of respondents who seldom or never monitor asthma with the following
Peak flow meter 43.8 47.4 75.5 45.6 35 94 47.6 69.9
Spirometry 81.6 64.5 100 85.2 33 97.6 55.6 95.8