Table 1.
Functional and structural changes underlying the progression or regression of the cardiac abnormalities in the children with definite or borderline disease at initial screening compared with the control group
| Follow-up status | Initial RHD category | ||
| Definite (n=46) | Borderline (n=26) | Control (n=80) | |
| Unchanged | 18 (39.1%) | 10 (38.5%) | 73 (91.2%) |
| Progression | 8 (17.4%) | 6 (23.1%) | 7 (8.8%) |
| Increase in functional severity | 8 | 4 | 0 |
| Appearance of structural changes | 0 | 2 | 7 |
| Regression | 20 (43.5%) | 10 (38.5%) | |
| Resolution of functional and structural abnormalities | 9 | 0 | |
| Reduction in functional severity | 9 | 7 | |
| Regression of structural changes | 2 | 3 | |
RHD, rheumatic heart disease.