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. 2020 Mar 31;368(6491):eabb6936. doi: 10.1126/science.abb6936

Table 2. R0 and its components.

Presymptomatic Symptomatic Environmental Asymptomatic Total R0
Absolute Point estimate: 0.9
Uncertainty median: 0.7
CI: 0.2–1.1
Point estimate: 0.8
Uncertainty median: 0.6
CI: 0.2–1.1
Point estimate: 0.2
Uncertainty median: 0.4
CI: 0.0–1.3
Point estimate: 0.1
Uncertainty median: 0.2
CI: 0.0–1.2
Point estimate: 2.0
Uncertainty median: 2.1
CI: 1.7–2.5
Fraction of R0 Point estimate: 0.47
Uncertainty
median: 0.35
CI: 0.11–0.58
Point estimate: 0.38
Uncertainty
median: 0.28
CI: 0.09–0.49
Point estimate: 0.1
by assumption
Uncertainty
median: 0.19
CI: 0.02–0.56
Point estimate: 0.06
Uncertainty
median: 0.09
CI: 0.00–0.57
1 by definition