Table 1

Median ages at HRCT diagnosis and symptom onset

No (%)MedianRange
Age of HRCT scan diagnosis (years)92 (100)7.21.6–18.8
    <531 (34)
    ⩾5–<1033 (36)
    ⩾1028 (30)
Age of symptom onset (years)81 (100)1.10–16
    <566 (81)
    ⩾5–<1012 (15)
    ⩾103 (4)