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Table 2 Image quality parameter under different image acquisition combination

From: Assessing the effect of scanning parameter on the size and density of pulmonary nodules: a phantom study

Tube voltage

80 kVp

100 kVp

120 kVp

Tube current

100 mA

140 mA

200 mA

100 mA

140 mA

200 mA

100 mA

140 mA

200 mA

SNR soft tissue

11.5

12.9

17.4

16.6

20.7

24.1

21.9

24.5

33.5

SNR Lung

43.6

46.2

56

61.1

66.2

79.2

68.4

85.7

96.8

CNR

130

125.4

127.1

118.2

117.6

112.3

101.2

104.8

104.3

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BMC Medical Imaging

ISSN: 1471-2342

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