Table 1.

Revised Jones criteria for rheumatic fever diagnosis [adopted from (7)].

Low risk population	High risk population
Major criteria
Carditis (clinical or subclinical) Arthritis – only polyarthritis Chorea Erythema marginatum Subcutaneous nodules	Carditis (clinical or subclinical) Arthritis – monoarthritis or polyarthritis Polyarthralgia Chorea Erythema marginatum Subcutaneous nodules
Minor criteria
Polyarthralgia Hyperpyrexia (≥ 38.5°C) ESR ≥ 60 mm/h and/or CRP ≥ 3.0 mg/dl Prolonged PR interval (after taking into account the differences related to age; if there is no carditis as a major criterion)	Monoarthralgia Hyperpyrexia (≥ 38.0°C) ESR ≥ 30 mm/h and/or CRP ≥ 3.0 mg/dl Prolonged PR interval (after taking into account the differences related to age; if there is no carditis as a major criterion)

ESR, erythrocyte sedimentation rate; CRP, C-reactive protein.