Table 2. Hagerman scores for the five patients (according to Hagerman et al., 1991).

	Patient III:1 Family 1	Patient III:2 Family 1	Patient III:3 Family 1	Proband Family 2	Proband Family 3
Intellectual deficiency	2	2	2	2	2
Hyperactivity	1	1	2	0	0
Short attention span	2	2	2	0	2
Tactilely defensive	2	1	1	2	1
Hand flapping	0	0	0	2	2
Hand biting	0	0	0	2	2
Poor eye contact	2	2	2	2	2
Perseverative speech	2	1	2	0	2
Hyperextensible MP joints	1	1	1	2	1
Large or prominent ears	1	1	2	1	0
Large testicles	2	1	2	0	0
Simian crease or sydney line	0	0	0	2	0
Family history of ID	2	2	2	0	0
Total score	17	14	18	15	14

0, not present; 1, borderline or present in the past; 2, definitely present.