Table 3. Three-dimensional echocardiographic data
Variables
All patients (n=105) NYHA I (n=11) NYHA II (n=54)
NYHA III-IV (n=40)
P-value
LV functional parameters LV functional parameters LV functional parameters LV functional parameters LV functional parameters LV functional parameters
LVEF (%) 28±7 30±8 29±6 27±7 0.34
RV functional parameters RV functional parameters RV functional parameters RV functional parameters RV functional parameters RV functional parameters
RVEDV (ml) 162±61 168±54 165±61 157±62 0.77
RVESV (ml) 95±41 94±36 92±41 99±44 0.77
RV stroke volume (ml) 63 (50–75) 66 (59–75) 67 (51–84) § 58 (38–70) 0.02
RVEF (%) 42±9 45±6 § 45±9 § 38±8 0.001
RVPAC 0.77±0.30 0.83±0.18 § 0.86±0.34 § 0.64±0.21 0.001
§ significant versus NYHA III-IV Data are expressed as mean ± standard deviation or median (interquartile range). Units of measurement are given in parentheses. NYHA – New York Heart Association; LV – left ventricle; EF – ejection fraction; RV – right ventricle; EDV – end-diastolic volume; ESV – end-systolic volume; RVPAC – right ventricle-pulmonary artery coupling Bolded p-values are statistically significant § significant versus NYHA III-IV Data are expressed as mean ± standard deviation or median (interquartile range). Units of measurement are given in parentheses. NYHA – New York Heart Association; LV – left ventricle; EF – ejection fraction; RV – right ventricle; EDV – end-diastolic volume; ESV – end-systolic volume; RVPAC – right ventricle-pulmonary artery coupling Bolded p-values are statistically significant § significant versus NYHA III-IV Data are expressed as mean ± standard deviation or median (interquartile range). Units of measurement are given in parentheses. NYHA – New York Heart Association; LV – left ventricle; EF – ejection fraction; RV – right ventricle; EDV – end-diastolic volume; ESV – end-systolic volume; RVPAC – right ventricle-pulmonary artery coupling Bolded p-values are statistically significant § significant versus NYHA III-IV Data are expressed as mean ± standard deviation or median (interquartile range). Units of measurement are given in parentheses. NYHA – New York Heart Association; LV – left ventricle; EF – ejection fraction; RV – right ventricle; EDV – end-diastolic volume; ESV – end-systolic volume; RVPAC – right ventricle-pulmonary artery coupling Bolded p-values are statistically significant § significant versus NYHA III-IV Data are expressed as mean ± standard deviation or median (interquartile range). Units of measurement are given in parentheses. NYHA – New York Heart Association; LV – left ventricle; EF – ejection fraction; RV – right ventricle; EDV – end-diastolic volume; ESV – end-systolic volume; RVPAC – right ventricle-pulmonary artery coupling Bolded p-values are statistically significant § significant versus NYHA III-IV Data are expressed as mean ± standard deviation or median (interquartile range). Units of measurement are given in parentheses. NYHA – New York Heart Association; LV – left ventricle; EF – ejection fraction; RV – right ventricle; EDV – end-diastolic volume; ESV – end-systolic volume; RVPAC – right ventricle-pulmonary artery coupling Bolded p-values are statistically significant