All-cause death within 12 months after randomization [clinicaltrials_resource:cdd7fd2a836ef1a0032ce277f5c70e30]

Supplements containing 50,000 IU of vitamin D3 (cholecalciferol) taken orally once per week for 4 weeks (weeks 0, 1, 2, 3) followed by 2,000 IU of vitamin D3 (cholecalciferol) supplements taken orally once per day starting at 4 weeks until study discharge at 12 months

All-cause death within 12 months after randomization [clinicaltrials_resource:cdd7fd2a836ef1a0032ce277f5c70e30]

Supplements containing 50,000 IU of vitamin D3 (cholecalciferol) taken orally once per week for 4 weeks (weeks 0, 1, 2, 3) followed by 2,000 IU of vitamin D3 (cholecalciferol) supplements taken orally once per day starting at 4 weeks until study discharge at 12 months