Table 2.

Impact of demographic and clinical factors on the willingness to vaccinate against COVID-19 in PAH/CTEPH patients: results of the univariate and multivariate regression analyses.

	Univariate Analysis OR (95%CI)	p-Value (LR)	Multivariate Analysis OR (95%CI)	p-Value (Wald)
Age ≥ 60 years	2.7 (1.5–4.9)	0.0015 *	2.5 (1.3–4.6)	0.005 *
Female gender	1.1 (0.6–2.0)	0.7
CTEPH	1.0 (0.6–1.9)	0.8
WHO functional class 3–4	0.9 (0.5–1.6)	0.7
History of COVID-19	0.7 (0.3–1.4)	0.3
Presence of concomitant disease	1.4 (0.8–2.5)	0.3
Fear of COVID-19 ≥ median	1.8 (1.0–3.3)	0.049 *	1.7 (0.9–3.1)	0.09
HADS-A ≥8	1.1 (0.6–2.2)	0.6
HADS-D ≥8	0.7 (0.4–1.4)	0.3

CTEPH—chronic thromboembolic pulmonary hypertension, WHO—World Health Organization, HADS—Hospital Anxiety and Depression Scale, HADS-A—anxiety part, HADS-D—depression part; * p < 0.05.