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. Author manuscript; available in PMC: 2020 Sep 12.
Published in final edited form as: Eur Respir J. 2019 Sep 12;54(3):1900408. doi: 10.1183/13993003.00408-2019

Table 3:

Associations of Radiographic CT Pulmonary Vascular Volumes and Odds of Airways Disease (Expressed Per Standard Deviation Lower Blood Vascular Parameter)

Participants in Analysis (n) Total Blood Volume (TBV) Small Vessel Blood Volume (BV5) Small Vessel Fraction (BV5/TBV)
Airways Disease Parameter Odds Ratio per SD Lower TBV (95% CI) p-value Odds Ratio per SD Lower BV5 (95% CI) p-value Odds Ratio per SD Lower BV5/TBV (95% CI) p-value
Presence of obstruction on spirometry 2,255 1.03 (0.80, 1.32) 0.82 1.21 (0.98, 1.49) 0.08 1.37 (1.11, 1.71) 0.004
Presence of emphysema on CT 2,291 0.87 (0.70, 1.08) 0.20 0.93 (0.77, 1.11) 0.42 1.09 (0.89, 1.33) 0.39
*

Results of logistic regression models with adjustment for age, sex, height, weight, smoking status, total pack-years of cigarette exposure, personal educational attainment, occupation category, census tract median neighborhood income, and Framingham Heart Study cohort (Offspring vs. Third Generation)