Table 2.

Early pregnancy maternal serum CRP (mg/l) levels according to maternal characteristics (n = 120)

	N	Mean $\pm$ SD	P-value
Maternal age	$<$ 25	44	4.14 $\pm$ 1.49	0.14${}^a$
	25–30	50	5.2 $\pm$ 3.8
	$>$ 30	26	4.27 $\pm$ 1.59
BMI	$<$ 20	18	5.4 $\pm$ 4.4	0.40${}^a$
	20–25	57	4.6 $\pm$ 2.6
	$>$ 25	45	4.4 $\pm$ 2.0
Gravidity	1	30	4.8 $\pm$ 2.6	0.90${}^a$
	2	61	4.5 $\pm$ 2.5
	$\ge$ 3	29	4.7 $\pm$ 3.5
Birth weight	$<$ 2000	13	9.3 $\pm$ 5.6	$<$ 0.001${}^a$
	2000–3500	66	3.9 $\pm$ 1.4
	$>$ 3500	41	4.2 $\pm$ 1.2
Preterm delivery	No	108	4.1 $\pm$ 1.3
	Yes	12	9.6 $\pm$ 5.8	$<$ 0.001${}^b$
SGA	No	114	4.5 $\pm$ 2.7
	Yes	6	6.1 $\pm$ 3.3	0.20${}^b$
${}^a$The ANOVA test was used ${}^b$The student t test was utilized SGA: Small for gestational age; BMI: Body mass index; N: Number; SD: Standard deviation