Table 5.

Total dietary flavones and flavonols intakes by quartile (Q) of intake and reduction of the risk of age-related cataract (66 controls and 249 cases), odds ratios and 95% confidence intervals

		Energy adjusted			Multivariate adjusteda
	Intake (mg/d)	OR	95% CI	p	OR	95% CI	p
Apigenin
Q1	<0.25
Q2	0.25–0.40	2.38	1.03–5.49	0.042	1.32	0.32–5.51	0.705
Q3	0.40–0.64	2.07	0.89–4.83	0.092	1.27	0.26–6.12	0.764
Q4	≥0.64	2.00	0.86–4.67	0.107	1.69	0.34–8.38	0.521
Luteolin
Q1	<0.96
Q2	0.96–1.4	1.26	0.51–3.10	0.622	0.41	0.07–2.29	0.308
Q3	1.4–1.82	2.54	1.11–5.78	0.027	2.33	0.43–12.71	0.328
Q4	≥1.82	2.62	1.15–6.00	0.022	2.80	0.48–16.29	0.251
Kaempferol
Q1	<4.16
Q2	4.16–6.76	3.69	1.15–11.88	0.028	2.80	0.56–13.9	0.208
Q3	6.76–10.11	8.68	2.86–26.39	<0.001	2.33	0.42–12.99	0.333
Q4	≥10.11	8.33	2.73–25.41	<0.001	0.26	0.02–3.05	0.282
Myricetin
Q1	<0.43
Q2	0.43–0.63	2.06	0.78–5.42	0.143	3.57	0.61–20.94	0.159
Q3	0.63–0.81	4.15	1.67–10.33	0.002	1.92	0.33–11.06	0.466
Q4	≥0.81	3.70	1.47–9.32	0.006	2.04	0.33–12.68	0.443
Quercetin
Q1	<6.61
Q2	6.61–9.08	1.91	0.67–5.46	0.225	2.00	0.32–12.64	0.462
Q3	9.08–11.64	3.80	1.43–10.12	0.008	3.27	0.46–23.41	0.238
Q4	≥11.64	7.50	2.9–19.38	<0.001	11.78	1.62–85.84	0.015
Isorhamnetin
Q1	<0.87
Q2	0.87–1.59	2.58	1.05–6.36	0.039	7.96	1.51–41.87	0.014
Q3	1.59–2.37	2.36	0.95–5.85	0.063	1.71	0.27–10.97	0.571
Q4	≥2.37	3.66	1.52–8.81	0.004	6.99	1.12–43.44	0.037

^aMultivariate adjusted OR for energy, age at diagnosis, education, hypertension, diabetes, family income, waistline:hipline, dietary fiber, vitaminB6, vitamin B12, folate, vitamin C, vitamin E, calcium, potassium, copper, manganese, and fruit and vegetables.