3 month-old N. 32

1-year-old N. 34

2-year-old N. 29

Age at test, months3.2±2.212.1±1.422.3±3.9
zHeight-0.06 ±1.110.33±1.290.13±1.20
zBMI-0.81±1.030.07±1.020.41±1.05
Total N. LCI283128
Mean zLCI1.19±1.001.55±1.041.37±1.77
Abnormal LCI3(11%)9(29%)7(24%)
Total N. FRCpleth262917
Mean zFRCpleth0.93±1.000.99±1.451.82±1.51
Abnormal FRCpleth3(11%)6(21%)7(41%)
Total N. FEV0.5181512
Mean zFEV0.50.36±1.210.17±1.040.02±0.73
Abnormal FEV0.5000
ALL LF tests obtained?13(40%)12(35%)10(34%)
Change in management?07(21%)§3(11%)#

§5 patients had oral antibiotics for symptoms or micro results; 1 patient started 3% NS and 1 DNAse nebs for symptoms

#3 patients started on DNAse, 2 for symptoms and 1 for abnormal LCI