Gender Differences in the Behavioral Symptom Severity of Prader-Willi Syndrome

Table 1

Patient characteristics.

	Total	Male	Female	DEL	mUPD	value (-test)
						Gender groups	Genotype groups
Number (patients)	82	45	37	59	23
IQ (mean ± SD)	49.3 ± 9.6	49.9 ± 9.3	48.2 ± 10.3	49.7 ± 9.8	44.6 ± 6.5	0.44	0.001
IQ range	39–84	39–79	39–84	39–84	39–62
Age (mean ± SD)	18.6 ± 9.4	19.7 ± 10.2	16.9 ± 8.0	19.0 ± 9.5	15.4 ± 7.6	0.11	0.017
Age range	6–58	6–58	6–45	6–58	6–36

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