Table 3.

Demographics of subjects chosen for the refined datamart

		PCOS Cases			PCOS Controls		p value
	N	6,295			59,456
		Proportion			Proportion
Gender	Female	1.00			1.00
Age	18-25	0.15			0.11
	26-35	0.45			0.37
	36-45	0.35			0.33
	46-55	0.05			0.13
	56-65	0.00			0.06		0.03
Insurance	Private	0.71			0.67
	Public-Medicaid	0.05			0.08
	Public-Medicare	0.01			0.02
	Public-Other	0.08			0.11
	Other	0.09			0.10
	Unknown	0.05			0.03		0.9
Race	White	0.63			0.64
	Asian	0.07			0.06
	Black	0.08			0.08
	Hispanic	0.11			0.10
	Other	0.11			0.11		1.0
Pregnancy	(Partners Hospital System)	0.36			0.56		0.007
Pap Smear	(lifetime history)	0.29			0.21		0.3
Smoker	(ever smoked)	0.08			0.05		0.6
Type 2 Diabetes	(lifetime history)	0.08			0.02		0.1
Hypertension	(lifetime history)	0.10			0.09		1.0
Womens' Health Visit	(lifetime history)	0.72			1.00		<0.001
		Mean	SD		Mean	SD
Age	current	33.55	7.23		36.93	9.75	<0.001
BMI	lifetime max	30.99	9.02		26.85	6.49	<0.001
		Median	Q25	Q75	Median	Q25	Q75
Observation Period Start	year, median (IQR)	2003	1998	2008	2004	1999	2008
Observation Period End	year, median (IQR)	2012	2010	2013	2011	2010	2012
Number of facts	count, median (IQR)	186	68	428	226	90	524

Controls were slightly older, with a lower BMI. Other factors were not different