Table 8.

Probabilities for CHV symptoms.

Primary symptoms	Probabilities	Secondary symptoms	Probabilities
High fever	0.18	Red eyes	0.11
Joint pain	0.15	Nausea	0.09
Skin rash	0.11	Itching	0.08
Headache	0.09	Sore throat	0.07
Muscle pain	0.08	Fatigue	0.05
No symptoms	0.40	No symptoms	0.60