Risks of suicidality in adult patients with epilepsy

Table 7 Comparative statistics between patients with and without history of suicide and control subjects in relation to concentrations of serotonin, catecholamines and dopamine

	Serotonin (ng/mL)	Noradrenaline (ng/mL)	Adrenaline (ng/mL)	Dopamine (ng/mL)
Patients with history of suicidality (n = 70)
Range	0.00-96.3	1.1-161.5	0.10-80.2	0.10-165 222
Mean	36.25	40.27	8.60	9133.12
25th Percentiles	10.70	4.13	4.10	14.03
50th Percentiles	21.40	20.90	5.10	51.85
75th Percentiles	64.20	61.25	60.35	837.98
Patients without history of suicidality (n = 130)
Range	0.0-96.30	2.0-213.4	0.10-521.40	0.10-2145.00
Mean	42.67	57.53	27.71	301.44
25th Percentiles	21.60	4.70	0.10	5.50
50th Percentiles	42.80	30.65	0.10	34.00
75th Percentiles	64.20	104.35	4.08	161.50
Control subjects (n = 100)
Range	42.8-107.0	1.50-493.20	0.1-1914.00	0.10-5146.0
Mean	71.69	125.35	314.72	235.53
25th Percentiles	50.83	28.30	9.85	20.50
50th Percentiles	69.55	128.00	55.00	56.60
75th Percentiles	96.30	181.50	417.45	6253.80
Significance
P1	0.031	0.005	0.0001	0.282
P2	0.006	0.019	0.0001	0.077
P3	0.303	0.399	0.719	0.842

P1: Patients with suicide vs control subjects; P2: Patients without suicide vs control subjects; P3: Patients with suicide vs patients without suicide.