Table 1.

Basic characteristics of the study population.

	FPP n/N (%)	GPP n/N (%)
Age at admission (mean, SD)	34.2 (10.2)	36.2 (12.2)
Sex: male	339/370 (91.6)	339/370 (91.6)
Country of birth: Switzerland	167/370 (45.1)	245/367 (66.8)
Single (at the time of admission to the referenced hospitalization)	297/364 (81.6)	282/364 (77.5)
Diagnosis: schizophrenia	294/370 (79.5)	287/370 (77.6)
Co-diagnosis: substance use disorder	269/370 (72.7)	183/327 (56)
Co-diagnosis: personality disorder	47/370 (12.7)	26/370 (7)

FPP, forensic psychiatric patients; GPP, general psychiatric patients; SD, standard deviation; N, total study population; n, subgroup with characteristics.