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. 2014 Apr 15;7(5):1900–1910.

Table 3.

Comparison of the clinical characteristics between control and cases

	Control with high risk group		High risk group with Preeclampsia		Control group with Preeclampsia

	t	P	t	P	t	P
BMI (kg/m²)	4.626	< 0.001^*	3.23	0.003^**	1.395	0.16
Gestational age (weeks)	0.698	0.48	2.85	< 0.05^**	2.15	0.06
Hematocrit (%)	0.31	0.75	1.98	0.096	2.30	0.06
Platelet count (10^3/μl)	3.964	< 0.001^*	3.741	< 0.001^*	7.705	< 0.001^*
sATP (mmHg)	2.63	0.01^**	10.07	< 0.001^*	12.64	< 0.001^*
dATP (mmHg)	2.16	0.033^**	7.66	< 0.001^*	9.762	< 0.001^*
Serum albumin (g/l)	4.04	< 0.001^*	3.94	< 0.001^*	7.96	< 0.001^*
erum copper (mg/L)	2.16	0.03^**	2.20	0.06	4.36	< 0.001^*
Serum manganese (mg/L)	4.05	< 0.001^*	0.35	0.72	3.70	< 0.001^*
Serum zinc (mg/L)	2.36	0.02^**	2.37	0.04^**	4.74	< 0.001^*

^*

P < 0.001;

^**

P < 0.05.