Table 2.

Participants’ characteristics

Total participants	19
Gender (male/female)	12/7
Age (range) (years)	14.5 (12–17)
Confirmed pathogenic FBN1 variant	19
Participant with parent with MFS	15
Ectopia lentis	9
Z score > 3 aortic root dilatation	4
Mitral valve prolaps	9
Heart medication	11
Systemic Ghent score ≥ 7	10
Beighton ≥ 6	10
Aorta operation	1
Lens operation	2
Foot operation	1
Secondary education level: (low vocational/middle vocational/higher general/pre-university education)	0/5/6/8

No missing data