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Table 2 Results of spirometry, body plethysmography, DLCO and DLCO/VA (n = 41)

From: Relations between vital capacity, CO diffusion capacity and computed tomographic findings of former asbestos-exposed patients: a cross-sectional study

Variable

Mean

SD

Median

%pred.

VCmax [L]

3.93

0.89

4.00

96.47

FVC [L]

3.91

0.91

3.93

95.15

FEV1 [L]

2.84

0.79

2.78

90.90

sR [kPa*s]

0.71

0.43

0.62

80.80

RV [L]

2.75

0.64

2.67

105.70

TLC [L]

6.68

1.16

6.57

96.95

RV/TLC [%]

41.35

7.59

39.64

100.38

DLCO [mmol*min−1*kPa− 1]

6.66

1.48

6.93

76.35

DLCO/VA [mmol*min−1*kPa− 1]

1.30

0.26

1.30

102.29

VIN [L]

3.64

0.89

3.64

86.68

  1. VCmax maximum vital capacity, FVC forced expiratory vital capacity, FEV1 expiratory one-second capacity, sR specific resistance, RV residual volume, TLC total lung capacity, RV/TLC share of residual volume in total lung capacity. DLCO haemoglobin value (Hb) corrected diffusion capacity with CO, DLCO,/VA Hb corrected diffusion capacity with CO relative to alveolar volume, VIN inspiratory volume, SD standard deviation, %pred. % of predicted value