Table 1.

Baseline characteristics of patients with borderline and definite rheumatic heart disease

Variable	Result
Borderline RHD (N=170)
Age (years), median (IQR)	14 (11–16)
Female gender, N (%)	111 (65.7)
Follow-up period (months), mean±SD	28.9 ± 9.0
At least two morphological features of RHD of the MV without pathological MR or MS	5 (2.9)
Pathological MR	135 (79.4)
Pathological AR	30 (17.6)
Definite RHD (N=27)
Age (years), median (IQR)	14.0 (12–16)
Female gender, N (%)	19 (70.4)
Follow-up period (months), mean±SD	29.5±9.2
Pathological MR and at least two morphological features of RHD of the MV	24 (88.9)
MS mean gradient ≥4 mm Hg	0
Pathological AR and at least two morphological features of RHD of the AV	0
Borderline disease of both the AV and MV	3 (11.1)

AR, aortic regurgitation; AV, aortic valve; MR, mitral regurgitation; MS, mitral stenosis; MV, mitral valve; RHD, rheumatic heart disease.