Table 3.
segments with | native T1 [ms] | ECV | radial vel. [cm/s] | long-ax vel. [cm/s] | ||
---|---|---|---|---|---|---|
systole | diastole | systole | diastole | |||
normal ECV | 968±23 (971, 33) | 0.22±0.01 (0.22, 0.01) | 3.3±0.8 (3.0, 1.0) | −3.6±0.4 (−3.5, 0.2) | 6.4±1.1 (7.0, 1.4) | −4.9±0.8 (−4.9, 0.6) |
borderline ECV | 987±50 (992, 39) | 0.27±0.01* (0.27, 0.02) | 2.5±0.6* (2.5, 0.7) | −4.2±1.3 (−4.3, 1.2) | 4.2±1.7* (3.4, 2.7) | −5.3±2.1 (−4.4, 3.0) |
elevated ECV | 1042±42+# (1042, 71) | 0.37±0.08+# (0.35, 0.07) | 3.0±1.3 (2.6, 0.4) | −3.8±1.2 (−3.3, 1.7) | 3.9±1.5# (3.4, 1.6) | −4.5±1.4 (−4.8, 2.6) |
significant difference normal ECV<0.25 versus borderline ECV=0.25-0.30
significant difference normal ECV<0.25 versus elevated ECV≥0.30
significant difference borderline ECV=0.25-0.30 versus elevated ECV≥0.30
Regional systolic and diastolic regional LV peak velocities in myocardial segments with normal ECV±0.25, borderline ECV (0.25≤ECV±0.3), and elevated ECV≥0.3. All data are presented as mean ± standard deviation (median, interquartile range).