. Author manuscript; available in PMC: 2013 Jan 13.

Published in final edited form as: Am J Cardiol. 2008 Apr 2;101(11):1599–1605. doi: 10.1016/j.amjcard.2008.01.043

Table 2.

Baseline biomarker levels for all cases plus controls in the Women’s Health Initiative biomarker study.

Biomarker	Trial
Biomarker	Estrogen+Progesterone (n=588)		Estrogen only (n=390)		P value

	N	Mean (SD)	N	Mean (SD)
Lipids
Total cholesterol^* (mg/dL)	587	227.3 (36.4)	390	228.5 (38.6)	0.62
Low density lipoprotein^* (mg/dL)	573	140.9 (33.5)	375	142.2 (35.0)	0.58
High density lipoprotein^* (mg/dL)	585	52.6 (13.6)	387	51.1 (12.7)	0.08
Non-high density lipoprotein^* (mg/dL)	585	171.3 (39.2)	387	174.6 (39.6)	0.20
Triglyceride^* (mg/dL)	587	139.0 (65.3)	390	148.4 (69.8)	0.03
Lipoprotein (a)^* (mg/dL)	561	17.0 (19.0)	371	19.7 (20.6)	0.04
Total cholesterol/high density lipoprotein ratio	585	4.5 (1.4)	387	4.7 (1.4)	0.13
Triglyceride/high density lipoprotein ratio	585	3.3 (2.6)	387	3.6 (2.8)	0.14
Low density lipoprotein/high density lipoprotein ratio	573	2.8 (1.0)	375	2.9 (1.0)	0.31

Inflammation
high sensitivity C-reactive protein^* (mg/dL)	570	2.0 (2.2)	377	2.6 (2.7)	<.001

Geometric means