Table 5.

Clinical data of secretor group and nonsecretor group.

Grouping (total 34 cases)	Secretors	Nonsecretors	Statistics	P value
Clinical features	N1 = 22	N2 = 12
Gender (male/female)	(9/13)	(9/3)	χ 2 = 3.62	P=0.08
Gestational age ($\overline{x}\pm s,d$)	36.46 ± 3.16	36.78 ± 3.46	t = −0.27	P=0.79
Birth weight ($\overline{x}\pm s,d$)	2515.00 ± 1079.89	2741.25 ± 679.34	t = −0.66	P=0.52
WBC ($\overline{x}\pm s,d$)	17.24 ± 8.15	18.27 ± 7.44	t = −0.37	P=0.71
CRP ($\overline{x}\pm s,d$)	40.16 ± 38.72	46.50 ± 36.69	t = −0.47	P=0.64
hsCRP ($\overline{x}\pm s,d$)	48.07 ± 49.75	67.30 ± 40.36	t = −1.06	P=0.296
The median of PCT (interquartile range (ng/ml))	1.20 (0.13∼3.37)	3.18 (0.54∼13.34)	u = 1.935	P=0.164
Days of onset ($\overline{x}\pm s,d$)	10.45 ± 5.27	11.09 ± 5.02	t = −0.34	P=0.74