Table 1– Patients’ characteristics including pulmonary function tests and arterial blood gases
PatientAge yrsSexBMI kg·m−2pHPCO2 mmHgPO2 mmHgFEV1 L (% pred)FVC L (% pred)FEV1/FVC %
180M20.67.4550.1069.800.52 (23)1.07 (35)49
276M21.87.3569.8058.900.43 (20)1.99 (70)22
354M23.77.4151.0061.00NANANA
466M22.17.3657.3062.400.64 (22)2.84 (76)23
577M33.77.3950.4059.200.89 (46)1.65 (64)54
664M16.67.3656.8068.800.47 (20)2.34 (80)20
778M22.07.3756.5080.600.51 (22)1.52 (48)34
871M25.87.4157.9058.700.52 (20)1.85 (54)28
960M29.47.3559.1074.700.59 (18)2.18 (53)59
1071F33.27.3665.0063.80NANANA
1169M30.27.3562.8067.500.48 (15)1.96 (46)24
1281M24.57.4154.2071.900.63 (29)1.17 (40)54
1376M24.57.3577.3067.100.65 (23)1.47 (39)44
1476M13.17.4364.3079.000.49 (17)1.7 (45)29
1578M26.17.3556.9073.000.89 (32)1.83 (49)49
Mean±sd71.8±7.824.5±5.77.38±0.0359.3±7.567.8±7.10.61± 0.15 (23.6±8.11)1.68±0.56 (53.8±14.5)44.7±23.13
  • BMI: body mass index; PCO2: carbon dioxide tension; PO2: oxygen tension; FEV1: forced expiratory volume in 1 s; % pred: % predicted; FVC: forced vital capacity; M: male; F: female; NA: not available.