The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

Table 2 Relation between melatonin and disease-specific data

From: Assessment of serum level of melatonin in migraine: a case control study

	Melatonin first sample			Melatonin second sample
	Mean ± SD	t	p	Mean ± SD	t	p
Aura
Present (n = 20)	10.91 ± 2.48	− 9.672	< 0.001**	2.83 ± 1.25	− 10.118	< 0.001**
Absent (n = 50)	16.36 ± 1.98	− 9.672	< 0.001**	5.79 ± 0.59	− 10.118	< 0.001**
Type
Chronic (n = 15)	10.2 ± 2.48	− 9.155	< 0.001**	2.33 ± 1.03	− 11.759	< 0.001**
Episodic (n = 55)	16.05 ± 2.12	− 9.155	< 0.001**	5.66 ± 0.71	− 11.759	< 0.001**
Family history
Negative (n = 21)	12.8 ± 3.86	− 3.112	0.004*	3.76 ± 1.95	− 3.765	< 0.001**
Positive (n = 49)	15.66 ± 2.56	− 3.112	0.004*	5.45 ± 1.06	− 3.765	< 0.001**
Status migrainosus
Present (n = 10)	13.24 ± 5.11	− 1.099	0.298	4.24 ± 2.45	− 1.036	0.325
Absent (n = 60)	15.06 ± 2.82	− 1.099	0.298	5.06 ± 1.38	− 1.036	0.325
Laterality
Unilateral (n = 30)	15.99 ± 2.52	2.776	0.007*	5.51 ± 1	2.93	0.005*
Bilateral (n = 40)	13.91 ± 3.48	2.776	0.007*	4.52 ± 1.8	2.93	0.005*

t independent sample t test, *p < 0.05 is statistically significant, **p ≤ 0.001 is statistically highly significant

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