Table 3. Reference Values for Men by Automated Cine CMR Analysis.
Age Groups, yrs |
|||||||||
---|---|---|---|---|---|---|---|---|---|
45–54 |
55–64 |
65–74 |
|||||||
Lower | Mean | Upper | Lower | Mean | Upper | Lower | Mean | Upper | |
Left ventricle | |||||||||
Volumes | |||||||||
LV end-diastolic volume, ml | 127 | 179 | 231 | 122 | 175 | 227 | 127 | 170 | 213 |
LV end-systolic volume, ml | 48 | 77 | 106 | 46 | 73 | 99 | 51 | 72 | 93 |
LV stroke volume, ml | 68 | 103 | 137 | 68 | 102 | 136 | 68 | 99 | 129 |
LV mass, g | 71 | 104 | 137 | 73 | 100 | 126 | 74 | 98 | 123 |
Indexed LV end-diastolic volume, ml/m2 | 66 | 90 | 114 | 64 | 89 | 114 | 67 | 88 | 110 |
Indexed LV end-systolic volume, ml/m2 | 25 | 39 | 52 | 25 | 37 | 50 | 27 | 37 | 48 |
Indexed LV stroke volume, ml/m2 | 36 | 52 | 68 | 35 | 52 | 70 | 36 | 51 | 67 |
Indexed LV mass g/m2 | 38 | 52 | 66 | 39 | 51 | 63 | 40 | 51 | 61 |
LV ejection fraction, % | 48 | 57 | 67 | 49 | 58 | 67 | 49 | 58 | 66 |
LV mass-to-volume ratio, g/ml | 0.47 | 0.58 | 0.70 | 0.46 | 0.57 | 0.68 | 0.44 | 0.58 | 0.71 |
Filling and ejection dynamics | |||||||||
Peak ejection rate, ml/s | 362 | 502 | 643 | 343 | 483 | 623 | 329 | 466 | 604 |
Peak early filling rate, ml/s | 239 | 417 | 594 | 202 | 369 | 537 | 167 | 332 | 496 |
Peak atrial filling rate, ml/s | 77 | 254 | 431 | 102 | 269 | 436 | 63 | 222 | 382 |
Atrial contribution, ml | 12 | 32 | 53 | 15 | 34 | 54 | 7 | 27 | 46 |
Atrial contribution, % of SV | 10 | 32 | 54 | 18 | 34 | 50 | 6 | 28 | 50 |
Peak global strain | |||||||||
Circumferential strain SAX, % | −14 | −18 | −26 | −14 | −19 | −26 | −15 | −19 | −25 |
TPK circumferential SAX, ms | 280 | 341 | 423 | 279 | 339 | 420 | 291 | 340 | 408 |
Radial strain SAX, % | 27 | 41 | 68 | 30 | 44 | 66 | 28 | 45 | 70 |
TPK radial SAX, ms | 276 | 334 | 413 | 276 | 330 | 403 | 286 | 335 | 403 |
Longitudinal strain 2CH, % | −11 | −16 | −22 | −11 | −16 | −22 | −11 | −16 | −23 |
TPK longitudinal 2CH, ms | 288 | 360 | 451 | 283 | 358 | 452 | 300 | 353 | 446 |
Longitudinal strain 4CH, % | −10 | −15 | −21 | −9 | −15 | −21 | −10 | −16 | −22 |
TPK longitudinal 4CH, ms | 288 | 361 | 455 | 281 | 366 | 450 | 282 | 363 | 445 |
Right ventricle | |||||||||
RV end-diastolic volume, ml | 132 | 196 | 259 | 128 | 188 | 247 | 139 | 188 | 237 |
RV end-systolic volume, ml | 54 | 89 | 124 | 49 | 83 | 117 | 57 | 84 | 112 |
RV stroke volume, ml | 72 | 105 | 139 | 69 | 105 | 140 | 73 | 104 | 135 |
Indexed RV end-diastolic volume, ml/m2 | 69 | 99 | 128 | 67 | 96 | 125 | 75 | 97 | 119 |
Indexed RV end-systolic volume, ml/m2 | 29 | 45 | 61 | 26 | 42 | 58 | 31 | 43 | 56 |
Indexed RV stroke volume, ml/m2 | 37 | 53 | 69 | 36 | 54 | 71 | 39 | 53 | 68 |
RV ejection fraction, % | 46 | 54 | 62 | 47 | 56 | 65 | 46 | 55 | 64 |
Values are means and the lower and upper bound of the 95% prediction intervals.
2CH = 2-chamber; 4CH = 4-chamber; CMR = cardiac magnetic resonance; LAX = long-axis; LV = left ventricular; RV = right ventricular; SAX = short-axis; TPK = time to peak.