Table 4 Bias between reconstructions in VHYPER% after correction, in the different lung pathology and ventilation mode groups
From: Lung hyperaeration assessment by computed tomography: correction of reconstruction-induced bias
Reconstruction 1 | Reconstruction 2 | Injured | COPD | Healthy | p | |
GE LightSpeed | 5 mm body | 1.25 mm body | 0.2 ± 0.6 | −0.1 ± 0.9 | −0.3 ± 0.7 | 0.27 |
5 mm body | 5 mm lung | 0.2 ± 2.4 | 0.4 ± 1.7 | −1.6 ± 2.8 | 0.18 | |
1. 25 mm body | 5 mm lung | 0.3 ± 1.9 | 0.5 ± 2.0 | −0.8 ± 2.7 | 0.39 | |
Siemens Emotion | 2.5 mm B70s | 2.5 mm B41s | 0.2 ± 2.1 | −0.3 ± 1.4 | −1.8 ± 0.8 | 0.45 |
Reconstruction 1 | Reconstruction 2 | Spontaneously Breathing | Mechanically Ventilated | p | ||
GE LightSpeed | 5 mm body | 1.25 mm body | 0.1 ± 0.8 | −0.1 ± 0.7 | 0.42 | |
5 mm body | 5 mm lung | −0.4 ± 2.5 | 0.2 ± 2.3 | 0.54 | ||
1. 25 mm body | 5 mm lung | −0.3 ± 2.1 | 0.8 ± 2.0 | 0.15 | ||
Siemens Emotion | 2.5 mm B70s | 2.5 mm B41s | −0.5 ± 2.2 | 0.3 ± 0.4 | 0.38 |