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Table 5 CT parameters and FEV1% in patient who desaturated or not at 6MWT

From: Relationship of CT-quantified emphysema, small airways disease and bronchial wall dimensions with physiological, inflammatory and infective measures in COPD

  < 5% desaturation (N = 76) > 5% desaturation (N = 44) P Value
FEV1% 52.9 (19.2) 36.5 (18.4) < 0.001
%LAA<− 950 7.9 (13.5) 24.9 (19.3) < 0.001
E/I MLD 0.91 (0.07) 0.94 (0.06) 0.010
Pi10 3.91 (0.12) 3.78 (0.11) 0.232
  1. Values represent medians and IQR. P value tested using Mann Whitney U test