TABLE 2

Fleiss kappa values for observer agreement for first choice group assignation in the 84 study cases. Sub-analyses are shown for patients under 2 years of age (n=35) and over 2 years of age (n=49)

Patient groupsObserver groupsAll casesAirways disease#Interstitial pneumoniaDevelopmental/undefined
All patientsAll observers0.30 (0.28–0.32)0.37 (0.34–0.41)0.36 (0.33–0.40)0.18 (0.15–0.21)
Senior radiologists0.35 (0.27–0.42)0.46 (0.34–0.58)0.44 (0.31–0.56)0.16 (0.04–0.29)
Senior pulmonologists0.28 (0.23–0.33)0.34 (0.25–0.42)0.36 (0.27–0.45)0.21 (0.12–0.29)
Junior radiologists0.31 (0.23–0.38)0.45 (0.33–0.57)0.39 (0.27–0.51)0.07 (−0.06–0.19)
Patients <2 years of ageAll observers0.22 (0.19–0.25)0.28 (0.23–0.33)0.30 (0.25–0.35)0.14 (0.09–0.19)
Senior radiologists0.36 (0.24–0.48)0.61 (0.42–0.80)0.46 (0.26–0.65)0.15 (−0.05–0.34)
Senior pulmonologists0.18 (0.10–0.26)0.24 (0.11–0.38)0.26 (0.12–0.39)0.16 (0.02–0.29)
Junior radiologists0.13 (0.01–0.24)0.35 (0.16–0.54)0.19 (−0.00–0.38)−0.05 (−0.24–0.14)
Patients >2 years of ageAll observers0.33 (0.31–0.36)0.40 (0.36–0.45)0.40 (0.36–0.44)0.11 (0.07–0.15)
Senior radiologists0.31 (0.21–0.41)0.36 (0.20–0.53)0.42 (0.26–0.58)0.12 (−0.04–0.29)
Senior pulmonologists0.32 (0.25–0.40)0.36 (0.24–0.47)0.43 (0.32–0.55)0.09 (−0.02–0.21)
Junior radiologists0.42 (0.32–0.53)0.52 (0.36–0.68)0.48 (0.32–0.64)0.09 (−0.07–0.25)

#: airways disease included infection and obliterative and exudative bronchiolitis; : developmental/undefined aetiology disorders included growth disorders such as alveolar hypoplasia, neuroendocrine cell hyperplasia of infancy and pulmonary interstitial glycogenosis.