Table 3.

Deattenuated Spearman’s correlation coefficients and 95 % CI comparing flavonoid intake as measured by the second semi-quantitative FFQ with intake as measured by the average of 2 weeks of 7-d diet records in Men’s Lifestyle Validation Study and Women’s Lifestyle Validation Study

	SFFQHarvard v. 7DDRPE				SFFQPE v. 7DDRPE
	Unadjusted		Energy-adjusted*		Unadjusted		Energy-adjusted*
	Coefficients	95 % CI	Coefficients	95 % CI	Coefficients	95 % CI	Coefficients	95 % CI
Men
Total flavonoids	0·65	0·59, 0·70	0·65	0·59, 0·70	0·75	0·70, 0·80	0·77	0·72–0·82
Flavonols	0·49	0·41, 0·55	0·52	0·44, 0·58	0·49	0·42, 0·56	0·53	0·46–0·59
Flavan-3-ol monomers	0·60	0·53, 0·66	0·59	0·52, 0·65	0·73	0·67, 0·79	0·74	0·68–0·79
Proanthocyanidins†	0·66	0·59, 0·72	0·69	0·62, 0·75	0·73	0·65, 0·79	0·74	0·67–0·80
Flavanones	0·73	0·67, 0·78	0·67	0·61, 0·71	0·80	0·75, 0·85	0·74	0·69–0·79
Flavones	0·26	0·17, 0·35	0·25	0·15, 0·34	0·51	0·43, 0·58	0·47	0·38–0·54
Anthocyanins	0·76	0·69, 0·82	0·76	0·68, 0·82	0·77	0·70, 0·82	0·78	0·71–0·84
Isoflavones	0·51	0·42, 0·59	0·51	0·41, 0·59	0·51	0·41, 0·59	0·48	0·38–0·57
Women
Total flavonoids	0·63	0·57, 0·68	0·63	0·57, 0·67	0·73	0·68, 0·78	0·74	0·69–0·79
Flavonols	0·48	0·41, 0·55	0·48	0·40, 0·54	0·47	0·39, 0·53	0·46	0·39–0·53
Flavan-3-ol monomers	0·58	0·51, 0·64	0·57	0·50, 0·63	0·74	0·68, 0·79	0·73	0·67–0·79
Proanthocyanidins†	0·50	0·42, 0·57	0·51	0·43, 0·58	0·62	0·54, 0·68	0·61	0·54–0·68
Flavanones	0·60	0·54, 0·66	0·56	0·48, 0·62	0·68	0·62, 0·73	0·65	0·58–0·70
Flavones	0·20	0·11, 0·29	0·19	0·10, 0·28	0·45	0·37, 0·53	0·48	0·38–0·55
Anthocyanins	0·73	0·65, 0·80	0·74	0·66, 0·81	0·76	0·68, 0·82	0·77	0·69–0·84
Isoflavones	0·48	0·39, 0·56	0·46	0·37, 0·54	0·54	0·45, 0·61	0·49	0·40–0·57

7DDR_PE, weighed 7-d diet record derived using Phenol-Explorer; SFFQ_Harvard, semi-quantitative FFQ derived using the Harvard database; SFFQ_PE, semi-quantitative FFQ derived using the Phenol-Explorer database.

^*Adjusted for total energy intake using the residual method.

^†Includes proanthocyanidin dimers and trimers.