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Table 4 Univariate regression analysis in relation to sweat chloride

From: Acquired defects in CFTR-dependent β-adrenergic sweat secretion in chronic obstructive pulmonary disease

  Beta P-value
Gender 0.141 0.268
Age 0.416 0.001
Race 0.031 0.808
BCSS 0.359 0.004
Bronchitis 0.177 0.174
FEV 1 % −0.309 0.013
MMRC 0.312 0.013
Pack years 0.429 <0.001
Active smoker 0.183 0.149
Ever smoke 0.396 0.001
BMI −0.250 0.047
Cigarette/day 0.428 <0.001
COPD 0.380 0.002
  1. MMRC = Modified Medical Research Council criteria; BCSS = Breathlessness, Cough and Sputum Scale; BMI = Body Mass Index.