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Table 3 Epidemiologic index of MERS between the Middle East area and South Korea

From: MERS transmission and risk factors: a systematic review

Index Saudi Arabia/Middle East area South Korea
(Study including all Korean cases)
Mortality 22–69.2%
(Two of ten studies reported lower mortality than 20%)
14.5–47.8% (20.4%)
R-value 0.45–0.98
(Only one study
reported 1.9–3.9)
• 2.5–8.1
• Less than 1 in later period or with control intervention
Attack rate 0.42–4% 3.7–15.8%
Incubation period 4.5–5.2 days 6–7.8 days (6.83 days)
Serial interval 12.6–14.6 days
Days from onset to confirmation 4–8 days 4–6.5 days (5 days)
Days from onset to hospitalization 2.9–5.3 days
Days from onset to discharge 14–17 days 17–20 days
Days from onset to death 11.5–17 days 11–13 days