Table 3.

Association between the Healthy Eating Index score (HEI-2005) and its components and endometrial cancer risk

	Cases (n)	Controls (n)	OR1	95% CI	OR2	95% CI
HEI-2005
1 (<66.30)	117	99	1.00		1.00
2 (66.30–72.48)	112	98	1.19	0.78–1.83	1.21	0.70–1.88
3 (72.49–77.98)	118	99	1.32	0.85–2.04	1.32	0.85–2.06
4 (≥77.99)	70	99	0.89	0.56–1.41	0.83	0.52–1.34
p trend			0.85		0.65
Total fruita
1 (<0.79)	120	99	1.00		1.00
2 (0.79–1.24)	94	95	0.76	0.49–1.17	0.72	0.47–1.12
3 (1.25–1.95)	107	101	1.02	0.67–1.56	1.00	0.65–1.55
4 (≥1.96)	96	100	0.93	0.59–1.47	0.87	0.55–1.39
p trend			0.97		0.81
Whole fruita*
1 (<0.64)	114	95	1.00		1.00
2 (0.64–1.38)	114	97	1.18	0.77–1.80	1.10	0.71–1.71
3 (1.39–2.58)	96	95	1.07	0.69–1.67	1.00	0.64–1.58
4 (≥2.59)	75	96	0.90	0.56–1.44	0.81	0.50–1.32
p trend			0.49		0.29
Total vegetablesa
1 (<2.56)	117	99	1.00		1.00
2 (2.56–3.68)	91	99	0.77	0.50–1.19	0.76	0.49–1.19
3 (3.69–5.62)	118	99	1.09	0.71–1.67	1.12	0.72–1.73
4 (≥5.63)	91	98	0.89	0.57–1.39	0.93	0.59–1.48
p trend			0.87		0.94
Dark green and orange vegetablesa
1 (<0.34)	113	96	1.00		1.00
2 (0.34–0.41)	100	102	0.87	0.57–1.35	0.90	0.58–1.41
3 (0.42–0.76)	106	100	1.08	0.70–1.66	1.11	0.72–1.73
4 (≥0.77)	98	97	1.02	0.66–1.58	1.02	0.65–1.60
p trend			0.72		0.77
Total grainb
1 (<1.64)	97	98	1.00		1.00
2 (1.64–2.23)	110	99	1.20	0.78–1.85	1.19	0.76–1.85
3 (2.24–2.89)	122	97	1.30	0.84–1.99	1.29	0.83–1.99
4 (≥2.90)	88	101	0.91	0.59–1.42	0.90	0.57–1.42
p trend			0.65		0.64
Whole grainb
1 (<0.33)	123	101	1.00		1.00
2 (0.33–0.66)	98	96	0.79	0.52–1.22	0.79	0.51–1.23
3 (0.67–1.17)	94	98	0.69	0.45–1.05	0.66	0.43–1.02
4 (≥1.18)	102	100	0.88	0.57–1.35	0.87	0.56–1.34
p trend			0.64		0.60
Dairya
1 (<0.26)	122	97	1.00		1.00
2 (0.26–0.57)	109	102	0.83	0.55–1.26	0.79	0.52–1.22
3 (0.58–0.98)	100	97	1.02	0.67–1.56	0.96	0.63–1.47
4 (≥0.99)	86	99	0.85	0.55–1.32	0.81	0.52–1.27
p trend			0.67		0.53
Meat and beansb
1 (<0.26)	100	99	1.00		1.00
2 (0.26–0.34)	121	104	1.04	0.68–1.59	1.06	0.69–1.63
3 (0.35–0.44)	101	93	0.84	0.54–1.31	0.84	0.54–1.32
4 (≥0.45)	95	99	0.71	0.45–1.11	0.70	0.45–1.11
p trend			0.08		0.07
Oilsc
1 (<22.16)	89	99	1.00		1.00
2 (22.16–27.07)	115	99	1.27	0.82–1.97	1.33	0.85–2.07
3 (27.08–31.37)	113	99	1.10	0.70–1.71	1.11	0.71–1.75
4 (≥31.38)	100	98	0.92	0.59–1.45	0.94	0.59–1.48
p trend			0.52		0.56
Saturated fatd
1 (<11.1)	82	97	1.00		1.00
2 (11.1–16.1)	117	100	1.09	0.69–1.72	1.04	0.65–1.66
3 (16.2–22.0)	102	99	0.88	0.54–1.45	0.86	0.52–1.43
4 (≥22.1)	116	99	0.78	0.41–1.49	0.82	0.43–1.58
p trend			0.30		0.43
Sodiumc
1 (<1.21)	107	97	1.00		1.00
2 (1.21–1.34)	106	104	0.92	0.61–1.40	0.94	0.61–1.45
3 (1.35–1.52)	99	97	0.73	0.47–1.14	0.71	0.46–1.12
4 (≥1.53)	105	97	0.87	0.57–1.34	0.86	0.55–1.34
p trend		0.44			0.40
SoFAASe
1 (<141.77)	83	99	1.00		1.00
2 (141.77–238.18)	124	98	1.68	1.08–2.62	1.69	1.08–2.66
3 (238.19–349.84)	94	99	1.18	0.73–1.91	1.17	0.71–1.94
4 (≥349.85)	116	99	1.45	0.85–2.49	1.57	0.87–2.84
p trend			0.43		0.30

^*missing n = 30

^adensity measure calculated as daily cups per 1,000 kcal

^bdensity measure calculated as daily ounces per 1,000 kcal

^cdensity measure calculated as daily grams per 1,000 kcal

^dexpressed in daily grams

^ecalories from solid fat, alcohol, and added sugar

OR1: adjusted for age (continuous), education, race, age at menarche (continuous), menopausal status and age at menopause for postmenopausal women, parity, OC use, HRT use, BMI (continuous), and total calories

OR2: further adjusted for physical activity (METs), smoking status, and alcohol (g/1,000 kcal)