Evolution of rheumatic fever in 258 children and adolescents by severity of carditis and severity of chronic rheumatic valvar disease
| Severity of carditis: clinical examination (first attack) | Severity of chronic rheumatic valvar disease: Doppler echocardiography | Total | |||
|---|---|---|---|---|---|
| Absent | Mild | Moderate | Severe | ||
| Absent | 63 | 42 | 7 | 0 | 112 |
| Mild | 8 | 39 | 12 | 5 | 64 |
| Moderate | 1 | 12 | 28 | 29 | 70 |
| Severe | 0 | 0 | 5 | 7 | 12 |
| Total | 72 | 93 | 52 | 41 | 258 |