Table 2. Sociodemographic characteristics by comparator groups.

Categorical variables			n (%)
	Placebo	Metformin	Metformin & Avandia
Family history of diabetes
No	13(81.3)	7(50)	7(50)
Yes	3(18.8)	7(50)	7(50)
Educational Status**
≥4 years of college	6(37.5)	9(64.3)	9(64.3)
<4 years of college	10(62.5)	4(28.6)	4(28.6)
Marital status
Married or living with significant others	6(37.5)	10(71.4)	7(50.0)
Single (divorced, widowed or never married)	10(62.6)	4(28.6)	7(50.0)
Race
white	8(50.0)	8(57.1)	8(57.1)
black	4(25.0)	3(21.4)	3(21.4)
Hispanic origin	3(18.8)	2(14.3)	2(14.3)
others	1(6.3)	1(7.1)	1(7.1)
Menopausal status***
Premenopausal	5(31.3)	5(35.7)	5(35.7)
Perimenopausal	3(18.8)	2(14.3)	3(21.4)
Postmenopausal	7(43.8)	6(42.9)	5(35.7)
Exercise level**
No exercise	8(50.0)	4(28.6)	5(35.7)
3 or more mild-moderate exercise/week	4(25.0)	7(50)	5(35.7)
3–4 sessions strenuous exercise/week	2(12.5)	2(14.3)	0(0)
5 or more exercise sessions/week	1(6.3)	1(7.1)	3(21.4)
Smoking
Never smoked	10(62.5)	8(57.1)	7(50)
Former smoker	6(37.5)	3(21.4)	6(42.9)
Current smoker	0(0)	3(21.4)	1(7.1)
Anti-hypertensive medication*
No	12(75.0)	11(78.6)	10(71.4)
Yes	3(18.8)	3(21.4)	4(28.6)
Anti-depressant medication*
No	13(81.3)	14(100)	11(78.6)
Yes	2(12.5)	0(0)	3(21.4)
Thyroid supplements
No	12(75.0)	13(92.9)	11(78.6)
Yes	4(25.0)	1(7.1)	3(21.4)
Estrogen replacement
No	16(100)	13(92.9)	13(92.9)
Yes	0(0)	1(7.1)	1(7.1)
Health care professional
No	11(68.8)	9(64.3)	11(78.6)
Yes	5(31.3)	5(35.7)	3(21.4)

*Responses declined or otherwise unrecorded in 1 participants.

**Responses declined or otherwise unrecorded in 2 participants.

***Responses declined or otherwise unrecorded in 3 participants.