Table 4 Anthropometric and lung function data during follow-up period
Baseline(n = 59)Year 2(n = 59)Year 4(n = 31)
Growth
    Height (cm)/height-for-age z-scores123.8 (13.1)/−0.68 (1.31)134.2 (13.7)/−0.50 (1.2)145.4 (13.5)/−0.35 (1.2)
    Weight (kg)/weight-for-age z-scores25.5 (6.8)/−0.19 (1.34)31.9 (8.7)/−0.13 (1.14)39.0 (11.0)/−0.16 (1.0)*
    BMI/BMI-for-age z-scores16.4 (1.9)/0.19 (1.38)17.3 (2.2)/0.15 (1.17)18.2 (2.8)/0.04 (1.1)*
Lung function
    FVC (% pred)/FVC z-score76.2 (19.7)/−2.61 (1.82)72.4 (20.6)/−2.39 (1.8)70.5 (17.8)/−2.68 (1.62)
    FEV1 (% pred)/FEV1 z-score68.3 (21.0)/−2.66 (1.68)71.6 (20.5)/−2.34 (1.7)69.2 (17.7)/−2.62 (1.52)
  • Data shown as mean (SD).

  • *n = 30.

  • BMI, body mass index; FEV1, forced expiratory volume in 1 s; FVC, forced vital capacity.