Table 4.

Correlation between tricuspid annular plane systolic excursion (TAPSE) measurements and measures of right ventricular global and segmental size and function

Global
Measurement	r	r2	p-value
TAPSE
RVEF1 (%)	0.23	0.05	p=0.099
RVEDV2 (ml)	0.29	0.08	p=0.034
RVESV3 (ml)	0.15	0.02	p=0.280
Indexed TAPSE
RVEF (%)	0.01	0.00	p=0.945
Indexed RVEDV (ml/m2)	0.34	0.12	p=0.011
Indexed RVESV (ml/m2)	0.15	0.02	p=0.275
Fractional TAPSE
RVEF (%)	0.41	0.17	p=0.002
Indexed RVEDV (ml/m2)	−0.13	0.02	p=0.347
Indexed RVESV (ml/m2)	−0.32	0.10	p=0.018

Segmental
Measurement	r	r2	p-value
TAPSE
RV sinus EF4 (%)	0.24	0.06	p=0.076
Indexed RVEDVsinus5 (ml/m2)	0.04	0.00	p=0.758
Indexed RVESVsinus6 (ml/m2)	−0.13	0.02	p=0.365
RV infundibular EF7 (%)	0.15	0.02	p=0.282
Indexed RVEDVinfundibulum8 (ml/m2)	0.14	0.02	p=0.330
Indexed RVESVinfundibulum9 (ml/m2)	0.08	0.01	p=0.581
Indexed TAPSE
RV sinus EF (%)	−0.01	0.00	p=0.950
Indexed RVEDVsinus (ml/m2)	0.36	0.13	p=0.007
Indexed RVESVsinus (ml/m2)	0.22	0.05	p=0.103
RV infundibular EF (%)	−0.24	0.06	p=0.086
Indexed RVEDVinfundibulum (ml/m2)	0.19	0.04	p=0.173
Indexed RVESVinfundibulum (ml/m2)	0.27	0.07	p=0.046
Fractional TAPSE
RV sinus EF (%)	0.30	0.09	p=0.028
Indexed RVEDVsinus (ml/m2)	−0.20	0.04	p=0.152
Indexed RVESVsinus (ml/m2)	−0.36	0.13	p=0.008
RV infundibular EF (%)	0.25	0.06	p=0.072
Indexed RVEDVinfundibulum (ml/m2)	−0.07	0.00	p=0.637
Indexed RVESVinfundibulum (ml/m2)	−0.12	0.01	p=0.395

evaluated using Spearman correlation

¹Right ventricular ejection fraction (RVEF)

²Right ventricular end diastolic volume (RVEDV)

³Right ventricular end systolic volume (RVESV)

⁴Right ventricular sinus ejection fraction (RV sinus EF)

⁵Right ventricular sinus end diastolic volume (RVEDV_sinus)

⁶Right ventricular sinus end systolic volume (RVESV_sinus)

⁷Right ventricular infundibular ejection fraction (RV infundibular EF)

⁸Right ventricular infundibular end diastolic volume (RVEDV_infundibulum)

⁹Right ventricular infundibular end systolic volume (RVESV_infundibulum)