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Age distribution of rheumatic fever, penicillin prophylaxis and RHD.
| Age (years) | Total no of subjects | History of RF no (%) | Penicillin prophylaxis no (%) | Mitral valve | Aortic valve | Mitral valve + aortic valve | Pulmonary valve |
|---|---|---|---|---|---|---|---|
| 15–24 | 93 | 41 (44) | 59 (63) | 84 | 5 | 4 | 0 |
| 25–34 | 133 | 56 (42) | 67 (50) | 113 | 9 | 10 | 1 |
| 35–44 | 109 | 18 (17) | 29 (27) | 97 | 7 | 5 | 0 |
| 45–54 | 48 | 7 (15) | 6 (13) | 37 | 6 | 5 | 0 |
| 55–64 | 20 | 3 (15) | 0 (0) | 15 | 3 | 2 | 0 |
RF = rheumatic fever.
