Table 3. Demographics of the four personality disorder subgroups.

	Accentuation of personality traits n=131 N (%)	Emotionally unstable personality disorder n=138 N (%)	Dissocial personality disorder n=18 N (%)	Other personality disorder n=51 N (%)
Gender
Male	48 (36.6)	23 (16.9)	12 (66.7)	18 (35.3)
Female	83 (63.4)	113 (83.1)	6 (33.3)	33 (64.7)
Age group
Adolescent (12–17)	25 (19.1)	6 (4.4)	2 (11.1)	3 (5.9)
Young adult (18–24)	47 (35.9)	60 (44.1)	3 (16.7)	14 (27.5)
Adult (25–64)	57 (43.5)	68 (50.0)	12 (66.7)	34 (66.7)
Senior (65+)	2 (1.5)	2 (1.5)	1 (5.6)	0 (0)
Mode of arrival in emergency departments
Walk-in	76 (58.0)	48 (35.3)	9 (50.0)	24 (47.1)
Ambulance	29 (22.1)	54 (39.7)	2 (11.1)	11 (21.6)
Police	26 (19.8)	33 (24.3)	7 (38.9)	16 (31.4)
Other	0 (0)	1 (0.7)	0 (0)	0 (0)
Time of presentation to emergency departments
Morning	18 (13.7)	19 (14.0)	4 (22.2)	7 (13.7)
Afternoon	41 (31.3)	46 (33.8)	6 (33.3)	31 (60.8)
Evening	55 (42.0)	53 (39.0)	6 (33.3)	10 (19.6)
Night-time	17 (13.0)	18 (13.2)	2 (11.2)	3 (5.9)
Season of presentation to emergency departments
Spring	29 (22.1)	32 (24.3)	4 (22.2)	9 (17.6)
Summer	38 (29.0)	30 (22.1)	3 (16.7)	21 (41.2)
Fall	40 (30.5)	44 (32.4)	3 (16.7)	7 (13.7)
Winter	24 (18.3)	30 (22.1)	8 (44.4)	14 (27.5)
Discharge disposition from emergency departments
Discharge home	105 (80.2)	97 (71.3)	10 (55.6)	39 (76.5)
Admitted to hospital	24 (24.7)	39 (28.7)	8 (44.4)	12 (23.5)
Left against medical advice or without being seen	2 (0.1)	0 (0)	0 (0)	0 (0)
Transfer to clinic	0 (0)	0 (0)	0 (0)	0 (0)
Death after arrival	0 (0)	0 (0)	0 (0)	0 (0)
Length of stay in emergency departments (hours)
Mean (s.d.)	5.49 (4.19)	5.00 (4.18)	4.73 (3.76)	5.53 (7.31)
Multiple visits during study N (%)	114 (87.0)	65 (47.8)	12 (66.7)	46 (90.2)
Mean (s.d.) number of visits	1.93 (1.88)	3.85 (6.17)	7.0 (17.37)	7.26 (9.12)