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Table 1 True phantom volumes and the volumes obtained with simplified 3-D echocardiography and MSCT-CardIQ software.

From: Assessment of left ventricular volumes using simplified 3-D echocardiography and computed tomography – a phantom and clinical study

Phantoms
(number)
True volume
(ml)
Measured volume
(ml)
   3-D echo-cardiography MSCT-CardIQ software
   (mean ± SD; n = 5) (mean ± SD; n = 5)
1 39 36.6 ± 0.55 40.4 ± 1.14
2 98 99.4 ± 0.55 99.8 ± 1.10
3 334 333.8 ± 0.84 348.4 ± 5.64
4 293 291.6 ± 1.14 296.6 ± 0.55
5 127 128.0 ± 1.23 131.6 ± 1.68
6 52 51.6 ± 0.55 54.6 ± 1.52
7 202 202.2 ± 0.84 209.2 ± 1.64
8 246 246.0 ± 1.23 251.8 ± 1.48
9 68 68.0 ± 1.30 72.6 ± 0.55
10 157 158.6 ± 3.44 172.6 ± 0.55
  1. (1 – 7: symmetric, and 9 – 10: asymmetric phantoms)