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Table 1 Biometric and spirometric characteristics of studied groups

From: Oscillometry of the respiratory system in Parkinson's disease: physiological changes and diagnostic use

 

Control (n = 20)

Parkinson 1–1.5 (n = 13)

Parkinson 2–3 (n = 21)

Parkinson smoker (n = 13)

Age (years)

66.0 ± 9.8

65.2 ± 11.8

64.1 ± 9.1

66.6 ± 7.4

Body mass (kg)

70.6 ± 12.6

72.3 ± 10.0

66.1 ± 14.9

74.8 ± 13.1

Height (cm)

167.9 ± 10.1

168.9 ± 9.8

162.5 ± 11.1

168.9 ± 5.8

BMI (kg/m2)

24.9 ± 2.5

25.4 ± 3.7

24.7 ± 3.8

26.1 ± 3.4

FEV1 (L)

2.8 ± 0.7

2.6 ± 0.6

2.4 ± 0.7

2.7 ± 0.6

FEV1 (%)

93.6 ± 12.1

86.4 ± 11.6

88.5 ± 15.8

87.2 ± 15.5

FVC (L)

3.7 ± 1.0

3.3 ± 0.8

3.1 ± 0.8*

3.5 ± 0.8

FVC (%)

96.7 ± 11.5

86.5 ± 9.1**

89.2 ± 15.1

87.7 ± 12.8

FEV1/FVC

75.7 ± 5.1

77.6 ± 7.4

78.3 ± 6.4

76.9 ± 5.3

FEV1/FVC (%)

90.1 ± 5.9

99.9 ± 8.1

99.3 ± 7.4

99.3 ± 6.5

PEF (L/s)

7.4 ± 2.3

6.1 ± 2.6

6.2 ± 2.7

7.6 ± 2.2

PEF (%)

80.5 ± 23.9

64.4 ± 18.4*

70.6 ± 25.4

76.4 ± 19.1

FEF25-75% (L/s)

2.4 ± 0.8

2.4 ± 1.1

2.4 ± 0.9

2.5 ± 1.1

FEF25-75% (%)

89.1 ± 27.1

93.4 ± 32.5

94.3 ± 29.9

92.3 ± 37.4

  1. BMI Body mass index, % percentage of the predicted value, FEV1 Forced expiratory volume in the first second, FVC Forced vital capacity, FEV1/FVC The ratio of FEV1 to FVC, n number of patients evaluated, PEF Peak expiratory flow, FEF 25–75 Forced expiratory flow at 25 and 75%, Ns non significance. P value
  2. *p < 0.05
  3. **p < 0.01