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Table 2 Quartimax rotated factor pattern matrix

From: Clinical and computed tomographic predictors of chronic bronchitis in COPD: a cross sectional analysis of the COPDGene study

Variable

WA thickness

Emphysema

Uniqueness

ln % Emph

−0.1199

0.8883

0.1965

% Gas trap

0.0561

0.8916

0.2019

Pi10

0.6983

0.0327

0.5114

Pi15

0.8393

−0.1173

0.2819

WA% seg

0.8533

0.0224

0.2714

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Respiratory Research

ISSN: 1465-993X

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