Inpatient trial - Aspirin and Rivaroxaban vs. control: Time from randomization to first occurrence of the composite of high flow oxygen, mechanical ventilation, death or major thrombosis (MI, stroke, ALI, or PE);Inpatient trial - Colchicine vs. control: Time from randomization to first occurrence of the composite of high flow oxygen, mechanical ventilation, or death;Outpatient trial - Aspirin vs. control: Time from randomization to first occurrence of the composite of hospitalization, death or major thrombosis (MI, stroke, ALI, or PE);Outpatient trial - Colchicine vs. control: Time from randomization to first occurrence of the composite of hospitalization or death

Inpatient trial - Aspirin and Rivaroxaban vs. control: Time from randomization to first occurrence of the composite of high flow oxygen, mechanical ventilation, death or major thrombosis (MI, stroke, ALI, or PE);Inpatient trial - Colchicine vs. control: Time from randomization to first occurrence of the composite of high flow oxygen, mechanical ventilation, or death;Outpatient trial - Aspirin vs. control: Time from randomization to first occurrence of the composite of hospitalization, death or major thrombosis (MI, stroke, ALI, or PE);Outpatient trial - Colchicine vs. control: Time from randomization to first occurrence of the composite of hospitalization or death

Inpatient trial - Aspirin and rivaroxaban vs. control;Inpatient trial - Colchicine vs. control; Aspirin and rivaroxaban vs. control;Inpatient trial - Colchicine vs. control; Aspirin and rivaroxaban vs. control;Outpatient trial - Aspirin vs. control;Outpatient trial - Colchicine vs. control; Aspirin vs. control;Outpatient trial - Colchicine vs. control; Aspirin vs. control

Inpatient trial - Aspirin and rivaroxaban vs. control;Inpatient trial - Colchicine vs. control; Aspirin and rivaroxaban vs. control;Inpatient trial - Colchicine vs. control; Aspirin and rivaroxaban vs. control;Outpatient trial - Aspirin vs. control;Outpatient trial - Colchicine vs. control; Aspirin vs. control;Outpatient trial - Colchicine vs. control; Aspirin vs. control

Inpatient trial - Aspirin and rivaroxaban vs. control;Outpatient trial - Colchicine vs. control and Aspirin vs. control;Inpatient trial - Interferon-β vs. control and Colchicine vs. control

Inpatient trial - Aspirin and rivaroxaban vs. control;Outpatient trial - Colchicine vs. control and Aspirin vs. control;Inpatient trial - Interferon-β vs. control and Colchicine vs. control