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. 2019 Aug;9(8):1441–1450. doi: 10.21037/qims.2019.08.13

Table 5. Right ventricular (RV) strain and strain rate by age decile (%).

Variables Age deciles (N=24)
20–29 years 30–39 years 40–49 years 50–59 years 60–69 years P
GRS 19.4±5.3 22.0±7.3 18.5±5.8 24.9±8.0 30.3±10.4 <0.001
GCS −11.6±2.8 −12.8±4.0 −11,3±3.1 −14.1±3.6 −16.6±4.6 <0.001
GLS −24.5±3.6 −23.7±4.9 −24.9±3.8 −23.1±7.0 −25.4±3.7 0.764
GCS-b −12.40±2.83 −13.65±3.59 −11.30±3.87 −16.51±4.07 −17.07±5.42 <0.001
GCS-m −11.64±3.52 −12.35±4.48 −10.61±4.03 −12.38±4.43 −15.35±5.11 0.037
GCS-a −14.05±5.01 −16.27±5.78 −15.88±5.14 −15.97±4.97 −16.90±7.61 0.828
GRS S’ 1.09±0.39 1.45±1.06 1.04±0.36 1.51±0.55 1.56±0.52 0.255
GCS S’ −0.67±0.22 −0.77±0.21 −0.64±0.22 −0.87±0.26 −0.86±0.30 0.054
GLS S’ −1.75±0.4.0 −1.41±0.91 −1.63±0.41 −1.45±0.83 −1.66±0.36 0.255
GRS D’ −1.20±0.42 −1.36±0.65 −0.93±0.35 −1.42±0.45 −1.56±0.60 0.02
GCS D’ 0.74±0.21 0.72±0.21 0.60±0.17 0.79±0.20 0.74±0.24 0.018
GLS D’ 1.41±0.43 1.37±0.37 1.19±0.28 1.36±0.39 1.24±0.26 0.847

GRS, global peak radial strain; GLS, global peak longitudinal strain; GCS, global peak circumferential strain; GCS-b, global peak circumferential strain for basal; GCS-m, global peak circumferential strain for mid; GCS-a, global peak circumferential strain for apical; GRS S’, peak radial systolic strain rate; GCS S’ peak circumferential systolic strain rate; GLS S’, peak longitudinal systolic strain rate; GRS D’, peak radial diastolic strain rate; GCS D’, peak circumferential diastolic strain rate; GLS D’, peak longitudinal diastolic strain rate.