Table 1.

Number and Percentage of Livebirths Within Each Time Interval^a Between 2 Consecutive Examinations by GDM Pregnancy Status and Number of Women by GDM Status Across Births, the CARDIA Study, 1985–2006

	Livebirths by Consecutive CARDIA Examination Yearsb
GDM Pregnancy Status	Examination Years 0–7 (1985–1986, 1992–1993)		Examination Years >7–10 (>1992–1993, 1995–1996)		Examination Years >10–15 (>1995–1996, 2000–2001)		Examination Years >15–20 (>2000–2001, 2005–2006)		Total All 4 Intervals (1985–2006)
	No.	%	No.	%	No.	%	No.	%	No.	%
Non-GDM	1,105		228		268		54		1,655
GDM	103	8.5	24	9.5	19	6.6	8	12.9	154	8.5
Total pregnancies	1,208		252		287		62		1,809
	No. of Women Who Delivered 1,809 Livebirths by No. of Births per Woman
	1 Birth		2 Births		3 Births		4 Births	5 Births	Total
Non-GDM births only	594		325		91		9	4	1,023
GDM births only	67		8		0		0	0	75
Non-GDM and 1 GDM			47		13		1	0	61
Non-GDM and 2 GDM					4		1	0	5
Total no. of women	661		380		108		11	4	1,164

Abbreviations: CARDIA, Coronary Artery Risk Development in Young Adults; GDM, gestational diabetes mellitus.

^aAn examination at the beginning of the time interval (range in years) serves as the prepregnancy measurement.

^bPrepregnancy measurements were obtained at CARDIA examinations in years 0, 7, 10, and 15 since baseline.