Table.

Bleeding score, outcomes, and age of patients with COVID-19 with high and low risk of venous thromboembolism according to the Padua Prediction Score

		Padua Prediction Score <4 (n=619)	Padua Prediction Score ≥4 (n=407)	OR (95% CI)*	p value*
High bleeding risk†		7 (1%)	44 (11%)	8·51 (3·74–19·35)	<0·0001
Intensive care unit admission		5 (1%)	47 (12%)	12·82 (5·00–32·91)	<0·0001
Mechanical ventilation		6 (1%)	57 (14%)	13·17 (5·56–31·19)	<0·0001
Mortality		0 (0%)	14 (3%)	..	..
Age, years		42 (33–55)	52 (40–64)	..	<0·0001
	≥70‡	19 (3%) of 559	56 (15%) of 384	4·85 (2·83–8·31)	<0·0001

Data are n (%) or median (IQR).

^*Adjusted by age.

^†Bleeding risk was evaluated according to a previous study.⁷

^‡A threshold of 70 years was selected on the basis of the Padua Prediction Score and age data were not available for all patients.