The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

Table 1 Comparison of MDD and control groups in terms of clinical variables and oxidative stress parameters

From: Childhood depression and oxidative stress

	MDD						p¹
	Absent (Control)			Present (MDD)
	Mean	S.D	Median	Mean	S.D	Median
Gender
Male	14	(36.84)		12	(28.57)		0.430²
Female	24	(63.16)		30	(71.43)		0.430²
Age	14.42	± 2.99	15.00	15.48	± 1.58	16.00	0.276
Weight percentile	64.08	± 32.17	75.00	49.12	± 31.97	50.00	0.042
Height percentile	62.58	± 33.52	75.00	58.52	± 26.82	50.00	0.305
BMI percentile	60.21	± 30.40	50.00	50.90	± 33.12	50.00	0.168
Systolic blood pressure	105.39	± 13.07	100.00	103.69	± 9.04	100.00	0.808
Diastolic blood pressure	65.39	± 7.20	60.00	64.76	± 8.04	60.00	0.531
CDI	10.66	± 4.58	11.00	27.95	± 7.16	27.00	< 0.001
MDA	0.29	± 0.03	0.28	0.33	± 0.04	0.32	< 0.001
SOD	18.29	± 1.02	18.57	16.18	± 1.03	16.34	< 0.001
TAS	0.71	± 0.07	0.70	0.62	± 0.10	0.61	< 0.001
TOS	7.58	± 0.86	7.38	9.94	± 1.86	9.63	< 0.001
OSI	1.07	± 0.11	1.08	1.64	± 0.36	1.62	< 0.001

Bold indicates p-value ≤ 0.05 is statistically significant
MDD major depressive disorder, BMI body mass index, CDI children depression inventory, MDA malondialdehyde, SOD superoxide dismutase, TAS total antioxidant status, TOS total oxidant status, OSI oxidative stress index
¹Mann–Whitney U test
²Chi-square test

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