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Table 1 Comparison of ventilation measurements.

From: Magnetic resonance lung function – a breakthrough for lung imaging and functional assessment? A phantom study and clinical trial

Diagnosis/Ventilation

VC (L)

VC (%)

FVC (L)

FVC (%)

FEV1 (L)

FEV1 (%)

MR ventilation (L)

Healthy

2.33 ± 0.08

92.7 ± 12.7

2.29 ± 0.92

93 ± 13.9

1.98 ± 2.33

96.5 ± 21.8

2.29 ± 0.24

Asthma

2.65 ± 1.19

86.9 ± 13.3

2,68 ± 1.21

89.8 ± 11.8

2,39 ± 1.03

97 ± 14.1

2,51 ± 1.45

CF

2.51 ± 1.11

66.9 ± 20.3

2.44 ± 1.05

67.1 ± 18.9

1.7 ± 0.85

57.5 ± 25.9

2.86 ± 1.46

Other lung disease

2.21 ± 0.79

79.4 ± 16.8

2.2 ± 0.78

80.9 ± 17.5

2.05 ± 0.75

89.8 ± 21.7

2.07 ± 1.09

Other disease

1.87 ± 1.58

63.2 ± 6.3

1.87 ± 1.58

67.9 ± 9.4

1.78 ± 1.7

68.3 ± 5.2

2.02 ± 1.59

All

2.49 ± 1.08

79.5 ± 18.1

2.49 ± 1.08

81.4 ± 17.9

2.12 ± 0.96

84.3 ± 25.6

2.49 ± 1.38

  1. Conventional pulmonary function measurements in liters and percent of the predicted compared to the ventilation measured by MRI in liters. Mean values ± standard deviation. VC = vital capacity; FVC = forced vital capacity; FEV1 = forced expiratory volume in 1 second.