Table 1

Anthropometric characteristics and pulmonary function variables for healthy subjects and patients with cystic fibrosis

HealthyCFp Value
Subjects (n)1515
Male (n)13 (87%)12 (80%)
Age (years)25 (3)24 (5.5)0.620
Height (cm)1.78 (0.09)1.70 (0.08)0.020
Weight (kg)76.7 (9.5)60.9 (9.1)0.001
BMI (kg/m2)23.9 (1.4)20.9 (2)0.002
CLdyn0.17 (0.05)0.07 (0.03)0.043
FEV1%pred107 (12)53.5 (6.3)0.001
VC%pred104 (13)65.9 (5.9)0.001
Vt (ml)932 (0.35)606 (0.15)0.002
Vt%VCpred8.9 (0.7)10.1 (1.3)0.470
Sao299 (1)96 (1)0.001
  • Data expressed as mean (SD).

  • BMI, body mass index; CF, cystic fibrosis; CLdyn, dynamic lung compliance; FEV1, forced expiratory volume in 1 s; Sao2, oxygen saturation; VC, vital capacity; Vt, tidal volume.