Table 2.

Association between dietary ED, GL, and GI and incidence of endometrial cancer among 30,996 women in CPS-II NC^a

	Cases (n)	Person-years	Multivariable^b	Multivariable + BMI^b
ED (kcal/g)
<1.28	114	93,743	1.00	1.00
1.28–<1.46	107	95,522	0.94 (0.72–1.22)	0.92 (0.70–1.20)
1.46–<1.66	97	92,571	0.88 (0.67–1.16)	0.81 (0.62–1.08)
≥1.66	107	95,427	0.95 (0.72–1.24)	0.87 (0.66–1.14)
P_trend			0.65	0.25
GL
<100.47	109	94,492	1.00	1.00
100.47–<113.70	115	94,453	0.99 (0.76–1.30)	1.00 (0.77–1.31)
113.70–<126.82	113	94,390	1.00 (0.77–1.31)	1.01 (0.77–1.33)
≥126.82	89	93,929	0.78 (0.59–1.04)	0.83 (0.62–1.11)
P_trend			0.10	0.25
GI
<50.43	111	94,167	1.00	1.00
50.43–<52.49	112	94,470	1.01 (0.77–1.31)	1.05 (0.81–1.38)
52.49–<54.48	100	94,571	0.90 (0.69–1.18)	0.90 (0.68–1.19)
≥54.48	102	94,057	0.93 (0.71–1.21)	0.98 (0.74–1.29)
P_trend			0.46	0.66

↵^aValues are multivariable-adjusted RRs (95% CIs) unless otherwise indicated.
↵^bStratified by age and adjusted for smoking status, intensity and time since quitting, age at menarche, age at menopause, parity, HRT use, oral contraceptive use, and physical activity.