. 2014 Apr 8;179(10):1208–1215. doi: 10.1093/aje/kwu037

Table 2.

Spearman Coefficients for Correlations Between Biomarkers Associated with Spontaneous Preterm Birth and Maternal Characteristics, Pregnancy Exposures and Preeclampsia Prevention Study, 1997–2001

Biomarker	Biomarker
Biomarker	BMI	Age	GW of BD	TC	Triglycerides	HDL-C	LDL-C	CRP	Uric Acid	NEFAs
BMI	1.00	0.09	−0.06	0.09	0.18^a	−0.16^a	0.14^a	0.44^a	0.35^a	0.06
Age		1.00	−0.03	0.13^a	0.09	0.07	0.08	0.19^a	0.06	−0.02
GW of BD			1.00	0.48^a	0.47^a	0.33^a	0.26^a	0.31^a	−0.05	−0.10
TC				1.00	0.44^a	0.36^a	0.83^a	0.26^a	0.16^a	0.14^a
Triglycerides					1.00	−0.05	0.28^a	0.40^a	0.26^a	0.02
HDL-C						1.00	−0.10	−0.05	−0.13^a	0.03
LDL-C							1.00	0.22^a	0.17^a	0.14^a
CRP								1.00	0.22^a	0.02
Uric acid									1.00	0.08
NEFAs										1.00

Abbreviations: BD, blood draw; BMI, body mass index; CRP, C-reactive protein; GW, gestational week; HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol; NEFAs, nonesterified (free) fatty acids; TC, total cholesterol.

^a P < 0.05.