As of July 15, 2015, the South Korean Ministry of Health and Welfare had reported 186 case-patients with Middle East respiratory syndrome in South Korea. For 159 case-patients with known outcomes and complete case histories, we found that older age and preexisting concurrent health conditions were risk factors for death.
Emerging Infect. Dis.
Mortality Risk Factors for Middle East Respiratory Syndrome Outbreak, South Korea, 2015.