Table 3

Characteristics of the population at inclusion

Variables

Number of observations

Results expressed as % or median (min-max)


Sex ratio

146

52.7% boys

Chronological age

146

7.24 years (0.21–18.75)

Genetic diagnosis

146

Deletion 63.7%

Disomy 24%

Translocation 1.4%

Imprinting defect 2.0%

AMP* 8.9%

Age at genetic diagnosis

143

2 months (5 days-12 years)

Obesity

138

43.5%

GH treatment

139

85.6%

Maternal age at birth of PWS child

137

32 years (18–46)

Paternal age at birth of PWS child

137

34 years(22–62)

Married

137

89.8%

Number of siblings (including PWS child)

144

2 (1–9)

Profession of the father

125

Full time 87.2%

Part time 4.8%

No 8%

Profession of the mother

130

Full time 26.1%

Part time 28.5%

No 45.4%

Social economic status

124

Low 31.4%

Medium 46.8%

High 21.8%

Membership of French PW Association

129

59%


* AMP = Abnormal Methylation Profile

Molinas et al. BMC Medical Genetics 2008 9:89   doi:10.1186/1471-2350-9-89

Open Data