Table 2—

Demographics and the total lung computed tomography(CT) measurements for the study subjects

Age yrsSubjects n (male)Subjects with four images#Subject height cmCT weight gCT gas volume mLPredicted TLC mLPredicted TLC/CT weight mL·g−1
012 (8)665±9110±23313±108411±1533.8±1.0
111 (8)579±4151±25546±177723±1095.0±0.9
25 (2)388±4217±51910±88992±1204.7±2.2
33 (3)2101±22148471351±416.1
41 (1)1115NANANANA
51 (1)1109NANANANA
72 (1)0121±6335±1411125±8482170±3776.9±1.8
91 (1)0131365172627497.5
101 (0)0144449181833207.4
111 (0)0139564329330315.4
122 (1)0151±1566±582617±9333855±556.8±0.6
131 (0)0158598103442167.1
143 (1)0162±16688±1872424±1324691±14036.8±0.7
152 (2)0173±0930±1464565±13705617±06.1±1.0
161 (0)0157578294041487.2
173 (1)0167±7711±1992731±10524950±7247.2±1.3
  • Data are presented as mean±sd or n unless otherwise stated. TLC: total lung capacity; NA: not assessed. #: For subjects with only four CT images per CT scan, lung parenchyma dimensions could not be estimated. No subjects aged 6 and 8 yrs were available.