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. 2014 May 7;9:457–468. doi: 10.2147/COPD.S60498

Table 5.

Geographic contribution to total population and each cluster

Region, % patients Total
n=3,255
Cluster 1 (less obstruction)
n=1,310
Cluster 2 (less obstruction, psychoanaleptic users, high comorbidity)
n=238
Cluster 3 (greater obstruction, no pneumonia history)
n=1,189
Cluster 4 (greater obstruction, high comorbidity, pneumonia history)
n=374
Cluster 5 (greater obstruction, low BMI)
n=144
USA 34.0 26.6 61.3 30.3 53.7 36.8
Europe 26.1 27.7 14.3 30.5 18.2 13.9
Other 1 21.4 28.8 6.3 19.2 11.8 22.2
Other 2 18.5 17.0 18.1 20.0 16.3 27.1

Notes: Other 1, Argentina, Chile, Mexico, Peru, Philippines; Other 2, Australia, Canada, South Africa. The most prevalent region in each cluster is shown in bold.

Abbreviation: BMI, body mass index.