Table 3.

Psychological disorders by tertile of energy-adjusted dietary B-vitamin intake among Iranian women

	Vitamin B6 (mg/d)						Vitamin B9 (µg/d)						Vitamin B12 (µg/d)
	<1·21	1·21–1·47		>1·47			<286·71	286·71–354·80		>354·80			<3·66	3·66–4·90		>4·90
	n 149	n 149		n 149			n 149	n 149		n 149			n 149	n 149		n 149
Variables		OR	95 % CI	OR	95 % CI	P trend*		OR	95 % CI	OR	95 % CI	P trend*		OR	95 % CI	OR	95 % CI	P trend*
Depression
Model 1†	1	0·58*	0·35, 0·94	0·45	0·27, 0·75	0·002	1	0·86	0·53, 1·39	0·52	0·31, 0·86	0·01	1	1·52	0·92, 2·53	1·51	0·90, 2·54	0·1
Model 2‡	1	0·58	0·35, 0·96	0·44	0·26, 0·74	0·002	1	0·86	0·52, 1·43	0·53	0·31, 0·89	0·01	1	1·47	0·86, 2·50	1·64	0·97, 2·76	0·06
Model 3§	1	0·66	0·39, 1·11	0·54	0·31, 0·95	0·03	1	1·01	0·59, 1·72	0·80	0·40, 1·60	0·56	1	1·71	0·98, 2·97	2·05	1·17, 3·60	0·01
Anxiety
Model 1†	1	0·52	0·32, 0·84	0·47	0·28, 0·76	0·002	1	0·66	0·41, 1·07	0·43	0·26, 0·71	0·001	1	0·93	0·57, 1·53	1·19	0·74, 1·93	0·45
Model 2‡	1	0·53	0·32, 0·88	0·48	0·29, 0·80	0·004	1	0·71	0·43, 1·16	0·45	0·27, 0·75	0·003	1	0·95	0·56, 1·60	1·28	0·78, 2·11	0·3
Model 3§	1	0·64	0·38, 1·07	0·67	0·38, 1·16	0·14	1	0·86	0·51, 1·47	0·76	0·38, 1·50	0·42	1	1·11	0·64, 1·90	1·62	0·94, 2·79	0·07
Psychological distress
Model 1†	1	0·66	0·41, 1·07	0·59	0·36, 0·95	0·02	1	0·65	0·40, 1·04	0·50	0·31, 0·82	0·005	1	1·16	0·71, 1·89	1·51	0·93, 2·43	0·09
Model 2‡	1	0·70	0·43, 1·14	0·59	0·36, 0·97	0·04	1	0·71	0·43, 1·15	0·56	0·34, 0·93	0·02	1	1·18	0·70, 1·99	1·63	0·99, 2·68	0·05
Model 3§	1	0·81	0·48, 1·35	0·76	0·44, 1·31	0·32	1	0·81	0·48, 1·37	0·84	0·44, 1·63	0·57	1	1·35	0·79, 2·30	2·00	1·17, 3·41	0·01

^*Calculated by logistic regression.

^†Model 1: Crude.

^‡Model 2: Adjusted for energy intake, age, socioeconomic status, supplement use, body satisfaction, BMI.

^§Model 3: Adjusted for energy intake, age, socioeconomic status, supplement use, body satisfaction, BMI, n-3 fatty acids, fibre, Mg.