Table 3.

RR of type 2 diabetes according to a parental history of diabetes and obesity

Parental history of diabetes and obesity*	Diabetes− Obese−	Diabetes− Obese+	Diabetes+ Obese−	Diabetes+ Obese+
n	1,620	1,170	806	760
Person-years of follow-up	630,244	330,599	120,408	102,783
Adjusted RRs (95% CI)†
Age	1 (referent)	1.37 (1.27–1.48)	2.61 (2.40–2.84)	2.81 (2.57–3.06)
SES/race	1 (referent)	1.36 (1.26–1.46)	2.58 (2.37–2.81)	2.73 (2.50–2.98)
Lifestyle	1 (referent)	1.30 (1.20–1.40)	2.43 (2.23–2.65)	2.48 (2.27–2.71)
BMI	1 (referent)	0.98 (0.91–1.06)	2.21 (2.03–2.41)	1.77 (1.62–1.93)

*History of diabetes and/or obesity in either the father or the mother.

†Multivariate models are described in the footnotes to Table 1.