Table 2.
Reference ranges in males
| Males | All (n = 91) | 20 to 29 (n = 19) | 30 to 39 (n = 17) | 40 to 49 (n = 19) | 50 to 59 (n = 20) | 60 to 69 (n = 16) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean ± SD | Lower | Mean | Upper | Lower | Mean | Upper | Lower | Mean | Upper | Lower | Mean | Upper | Lower | Mean | Upper | |
| LV Trabeculation | ||||||||||||||||
| Global FD | 1.216 ± 0.029 | 1.141, 1.156 | 1.199 | 1.243, 1.257 | 1.148, 1.163 | 1.206 | 1.250, 1.264 | 1.155, 1.169 | 1.213 | 1.256, 1.271 | 1.161, 1.176 | 1.220 | 1.263, 1.284 | 1.168, 1.183 | 1.226 | 1.270, 1.284 |
| Mean Apical FD | 1.235 ± 0.040 | 1.147, 1.167 | 1.226 | 1.286, 1.306 | 1.150, 1.170 | 1.230 | 1.290, 1.310 | 1.153, 1.173 | 1.233 | 1.293, 1.313 | 1.157, 1.177 | 1.236 | 1.296, 1.316 | 1.160, 1.180 | 1.240 | 1.300, 1.320 |
| Max Apical FD | 1.293 ± 0.039 | 1.209, 1.229 | 1.286 | 1.344, 1.363 | 1.212, 1.231 | 1.289 | 1.347, 1.366 | 1.215,1.234 | 1.292 | 1.350, 1.369 | 1.218, 1.237 | 1.295 | 1.353, 1.372 | 1.221, 1.240 | 1.298 | 1.356, 1.375 |
| Global myocardial strain | ||||||||||||||||
| Circumferential, % | −19.6 ± 2.1 | −15.1, -16.2 | −19.4 | −22.5, -23.6 | −15.2, -16.3 | −19.4 | −22.6, -23.7 | −15.3, -16.4 | −19.5 | −22.7, -23.8 | −15.4, -16.5 | −19.6 | −22.8, -23.9 | −15.5, -16.6 | −19.7 | −22.9, -24.0 |
| Radial, % | 42.7 ± 8.1 | 24.5, 28.6 | 40.8 | 53.0, 57.1 | 25.3, 29.4 | 41.6 | 53.8, 57.9 | 26.1, 30.2 | 42.4 | 54.6, 58.7 | 26.9, 31.0 | 43.2 | 55.4, 59.5 | 27.7, 31.8 | 44.0 | 56.2, 60.3 |
| Longitudinal, % | −18.4 ± 2.3 | −14.2, -15.2 | −18.4 | −21.5, -22.6 | −14.3, -15.3 | −18.4 | −21.6, -22.6 | −14.3, -15.4 | −18.5 | −21.6, -22.7 | −14.4, -15.4 | −18.6 | −21.7, -22.7 | −14.5, -15.5 | −18.6 | −21.8, −22.8 |
Upper and lower limits reflect indeterminate regions (95% CIs of reference limits)