Table 4. Linear regression analyses for associations between clinical variables and the intimal thickening (%IA) of pulmonary arteries in the overall population.

Dependent variable:% Intimal area	Univariateβ coefficient [95% CI]	p-value
Male gender	-2.77 [-11.78–6.25]	0.530
Age	0.109 [-0.23–0.45]	0.515
BMI	-0.06 [-1.09–0.97]	0.902
Pack-years	0.09 [-0.04–0.23]	0.163
Emphysema	-1.79 [-9.83–6.24]	0.647
Systemic hypertension	-1.21 [-12.65–10.23]	0.827
Diabetes Mellitus	-4.61 [-12.22–2.99]	0.223
Metabolic syndrome	0.94 [-9.01–10.89]	0.844
Lipid lowering	3.37 [-2.47–9.20]	0.247
ACEIs/ARBs	1.52 [-8.16–11.19]	0.746
Inhaled CS	4.32 [-5.91–14.55]	0.391
Leukocytes	-0.86 [-2.38–0.65]	0.252
COPD	10.23 [4.37–16.09]	0.001

BMI: body mass index, ACEIs/ARBs: angiotensin-converting enzyme inhibitors or angiotensin II receptor blockers, CS: corticosteroids.