Table 2

PWS patients with psychotic disorder

Number	Sex	Age	Level of mental retardation	Age at onset (years)	Genetics
Cycloid psychosis
1	M	29	Severe	17	UPD
2	M	35	Severe	25	UPD
3	M	30	Severe	25	UPD
4	M	41	Mild	40	Confirmed
5	M	38	Moderate	16	UPD
6	M	34	Moderate	18	Deletion
7	F	20	Mild	20	UPD
8	F	34	Mild	21	Clinical
9	F	35	Mild	34	UPD
10	F	37	Mild	20	UPD
11	M	17	Mild	17	Clinical
12	M	30	Mild	30	UPD
13	F	19	Mild	19	UPD
14	F	43	Mild	34	UPD
15	M	20	Mild	19	Clinical
16	M	38	Moderate	23	UPD
17	F	19	Mild	19	UPD
18	F	36	Mild	24	Confirmed
Bipolar affective disorder
19	F	33	Moderate	23	UPD
20	F	42	Moderate	25	UPD
21	M	38	Mild	32	Clinical
22	F	26	Moderate	26	Deletion
23	F	23	Mild	21	Confirmed