Table 3 Demographics of patients with asthma and cough variant asthma.

From: Pattern recognition of forced oscillation technique measurement results using deep learning can identify asthmatic patients more accurately than setting reference ranges

 

Male (n = 294)

Female (n = 647)

Age (years)

42.1 ± 16.0

42.5 ± 15.9

R5 (cmH2O/L/s)

2.77 ± 1.14

3.24 ± 1.53

R5 exhale (cmH2O/L/s)

3.19 ± 1.29

3.86 ± 1.75

R5 inhale (cmH2O/L/s)

2.72 ± 1.11

3.19 ± 1.37

R5 exhale–inhale (cmH2O/L/s)

0.60 ± 0.68

0.86 ± 1.00

R20 (cmH2O/L/s)

2.53 ± 0.86

3.04 ± 1.08

R20 exhale (cmH2O/L/s)

2.72 ± 0.97

3.30 ± 1.22

R20 inhale (cmH2O/L/s)

2.34 ± 0.81

2.77 ± 1.01

R20 exhale–inhale (cmH2O/L/s)

0.38 ± 0.46

0.53 ± 0.64

R5-R20 (cmH2O/L/s)

0.36 ± 0.47

0.39 ± 0.60

R5-R20 exhale (cmH2O/L/s)

0.37 ± 0.53

0.39 ± 0.73

R5-R20 inhale (cmH2O/L/s)

0.36 ± 0.51

0.39 ± 0.60

R5-R20 exhale–inhale (cmH2O/L/s)

0.23 ± 0.36

0.32 ± 0.47

X5 (cmH2O/L/s)

− 0.46 ± 0.63

− 0.60 ± 0.91

X5 exhale (cmH2O/L/s)

− 0.45 ± 0.87

− 0.64 ± 1.34

X5 inhale (cmH2O/L/s)

− 0.47 ± 0.56

− 0.57 ± 0.69

X5 exhale–inhale (cmH2O/L/s)

0.02 ± 0.73

− 0.06 ± 1.10

Fres (Hz)

8.00 ± 3.51

8.41 ± 3.74

Fres exhale (Hz)

7.95 ± 4.22

8.52 ± 4.83

Fres inhale (Hz)

8.04 ± 3.09

8.30 ± 3.11

Fres exhale–inhale (Hz)

− 0.09 ± 2.30

0.26 ± 3.18

ALX (cmH2O/L/s·Hz)

2.51 ± 5.42

3.42 ± 7.18

ALX exhale (cmH2O/L/s·Hz)

2.78 ± 8.00

4.09 ± 10.99

ALX inhale (cmH2O/L/s·Hz)

2.23 ± 4.82

2.76 ± 5.20

ALX exhale–inhale (cmH2O/L/s·Hz)

0.55 ± 7.55

1.33 ± 9.44

  1. Data are expressed as mean ± standard deviation. Height and weight are not shown in the table because they were not recorded for some patients.
  2. R5, resistance at 5 Hz; R20, resistance at 20 Hz; X5, reactance at 5 Hz; Fres, resonant frequency; ALX, reactance area.
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