Table 4.

Correlates of pulmonary embolism in the study population

	Univariate		Multivariate
	HR (95% CI)	p value	HR (95% CI)	p value
Age	0.99 (0.97–1.01)	0.19	–	–
BMI	1.06 (1.02–1.10)	0.006	–	–
Heart failure	0.32 (0.08–1.33)	0.12	–	–
Atrial fibrillation	0.43 (0.13–1.39)	0.16	–	–
Chronic kidney disease	0.45 (0.16–1.25)	0.12	–	–
Prior anticoagulant	1.83 (0.94–3.57)	0.08	–	–
Oxygen saturation	0.95 (0.93–0.98)	0.001	–	–
White blood cell count	1.00 (0.99–1.00)	0.06	–	–
Platelet count	1.00 (1.00–1.01)	0.03	–	–
Ferritin	1.00 (1.00–1.01)	< 0.001	–	–
Aspartate transaminase	1.00 (0.99–1.00)	0.16	–	–
Lactate dehydrogenase	1.00 (0.99–1.00)	0.24	–	–
Elevated troponin	2.20 (1.22–3.95)	0.008	–	–
d-dimer on admission	2.04 (1.57–2.66)	< 0.001	1.72 (1.13–2.62)	0.01

BMI body mass index