Table 1

Baseline characteristics and reported symptoms of the population undergoing screening echocardiography

Screening (n=299)Referral (n=705)P values
Age (mean±SD)46.6±16.852.4±19.5 <0.001*
Sex (female, N (%))186 (37.8%)456 (35.3%)0.47
Hypertension, N (%)115 (38.5%)404 (57.4%) <0.001*
Diabetes, N (%)46 (15.4%)124 (17.6%)0.41
Peripheral artery disease, N (%)13 (4.3%)64 (9.1%) 0.009*
Past history of RHD, N (%)4 (1.3%)8 (1.1%)0.76
Family history of VHD, N (%)11 (3.7%)20 (2.8%)0.55
Stroke, N (%)8 (2.7%)45 (6.4%) 0.02*
Heart failure, N (%)9 (3.0%)33 (4.7%)0.30
Symptoms reported during clinical interview
Asymptomatic, N (%)230 (76.9%)345 (48.9%) <0.001*
Dyspnea, N (%)26 (8.7%)168 (23.8%) <0.001*
Chest pain, N (%)43 (14.4%)202 (28.7%) <0.001*
Palpitations, N (%)24 (8.0%)138 (19.6%) <0.001*
  • * P<0.05.

  • RHD, rheumatic heart disease; VHD, valvular heart disease.