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. 2006 Aug 17;64(2):100–114. doi: 10.1016/j.jhin.2006.05.022

Table II.

The basic reproductive number (R0) of some human infectious agents (adapted from Reference102 with additional references as indicated)

Infectious disease Basic reproductive number (R0)
Measles 15–17
Whooping cough 15–17
Chickenpox103 10–12
Mumps 10–12
Rubella 7–8
Diphtheria 5–6
Poliomyelitis 5–6
Smallpox103 4–7
Influenza99, 100, 101 1.68–20
SARS104, 105 2–3

SARS, severe acute respiratory syndrome.