TABLE 2

Mean values of diameters of aorta (A), pulmonary artery (PA) and PA:A, stratified by the presence or absence of risk factors

SubjectsDiameter mmPA:A
APA
Sex
 Male107038.1±3.926.4±3.80.70±0.1
 Female112735.8±3.525.6±3.60.72±0.1
Obesity
 Yes56237.6±4.027.3±3.80.73±0.1
 No163536.7±3.825.6±3.60.70±0.1
Smoking
 Current38137.1±4.026.0±3.90.71±0.1
 Former112437.2±3.826.1±3.60.71±0.1
 Never64436.4±3.925.8±3.70.71±0.1
COPD
 Prevalent#22237.5±3.726.7±4.10.72±0.1
  Mild9837.7±3.826.1±4.20.70±0.1
  Moderate-to-severe10737.5±3.627.3±4.10.73±0.1
 Absent197536.9±3.926.0±3.60.71±0.1
Hypertension
 Present162437.2±3.926.2±3.70.71±0.1
 Absent56636.1±3.725.5±3.60.71±0.1
Diabetes mellitus
 Present27736.7±3.926.7±3.70.73±0.1
 Absent178637.0±3.925.9±3.70.71±0.1
Heart failure
 Present6938.1±4.728.9±4.90.77±0.1
 Absent212836.9±3.825.9±3.60.71±0.1

Data are presented as n or mean±sd. COPD: chronic obstructive pulmonary disease. #: the total number of COPD cases in the subgroups do not add up to the total number of COPD cases, since COPD diagnosis in 15 out of 222 subjects was confirmed after reviewing medical charts and specialist letters, but severity could not be determined.