| |
Non-participants
|
Participants
|
---|
| | |
Valid*
| |
valid*
|
---|
Total number
|
379
| |
194
| |
Mean Age (years)
|
10.6 (4.3)
|
0.67
|
8.9 (4.4)
|
1
|
Gender (% of boys)
|
50.2
|
0.7
|
53.1
|
1
|
Mean Height (cm)
|
130.3 (21.9)
|
0.52
|
124.0 (20.1)
|
0.91
|
Median Weight (kg)
|
28.0 [17.0]
|
0.59
|
24.7 [16.1]
|
0.88
|
Median BMI (kg/m2)
|
16.4 [4.2]
|
0.51
|
15.9 [4.0]
|
0.85
|
Dysphagia
|
severe (%)
|
27.3
| |
37.8
| |
|
moderate (%)
|
17.7
| |
51.2
| |
|
no / mild (%)
|
55.0
|
0.68
|
11.0
|
0.65
|
Lower respiratory tract infections (%)
|
16.9
|
0.68
|
27.3
|
0.45
|
recurrent** (%)
|
12.5
|
0.67
|
18.2
|
0.45
|
Reported gastro-oesophageal reflux (%)
|
25.1
| |
44.3
|
0.72
|
- Standard deviations are between brackets, inter quartile range is between square brackets, *valid = fraction of the population with known information, ** recurrent = two or more episodes per year, BMI = body mass index.