Table 3.

P interaction values of possible confounders

	Thiamin (B1)	Riboflavin (B2)	Niacin (B3)	Pyridoxine (B6)	Folate (B9)	Cyanocobal amin (B12)	Energy metabolism (B1*B2*B3)	Oxidative stress reduction (B2*B6)	DNA stability (B9*B12)	Vitamin B complex (B1*B2*B3* B6*B9*B12)
Sex
Moderate	0.33	0.03	0.44	0.11	0.13	0.64	0.07	0.06	0.96	0.29
High	0.001	0.02	0.003	0.001	0.02	0.02	0.003	0.001	0.004	0.002
Water	0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	0.001
Moderate	0.96	0.87	0.09	0.40	0.76	0.66	0.61	0.39	0.58	0.83
High	0.59	0.41	0.53	0.70	0.80	0.42	0.41	0.68	0.35	0.181
Smoking
Current light*moderate	0.48	0.65	0.16	0.73	0.44	0.71	0.33	0.14	0.94	0.40
Current light*high	0.16	0.15	0.13	0.39	0.31	0.91	0.20	0.43	0.88	0.21
Current heavy*moderate	0.23	0.91	0.91	0.09	0.88	0.56	0.82	0.68	0.41	0.69
Current heavy*high	0.88	0.88	0.60	0.96	0.14	0.02	0.92	0.82	0.02	0.93
Current unknown*moderate	0.05	0.21	0.29	0.83	0.50	0.29	0.16	0.16	0.90	0.05
Current unknown*high	0.04	0.17	0.03	0.25	0.53	0.95	0.09	0.10	0.78	0.20
Former light*moderate	0.79	0.75	0.71	0.85	0.57	0.19	0.59	0.55	0.08	0.73
Former light*high	0.60	0.77	0.67	0.98	0.52	0.74	0.71	0.82	0.86	0.47
Former heavy*moderate	0.69	0.95	0.82	0.54	0.63	0.40	0.87	0.54	0.94	0.02
Former heavy*high	0.31	0.23	0.70	0.17	0.26	0.31	0.32	0.20	0.46	0.21
Former unknown*moderate	0.57	0.64	0.23	0.84	0.28	0.29	0.28	0.93	0.41	0.82
Former unknown*high	0.15	0.23	0.12	0.30	0.54	0.26	0.18	0.14	0.37	0.11
BC type
Moderate	0.56	0.81	0.46	0.24	0.04	0.73	0.87	0.76	0.63	0.72
High	0.30	0.78	0.32	0.95	0.65	0.95	0.52	0.41	0.25	0.33