From: Study on the correlation between B vitamins and breast cancer
Variables | VitB1(ng/ml) | VitB3(ng/ml) | VitB5(ng/ml) | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
 < 1.15 |  ≥ 1.15 | χ2 | Pa |  < 13.5 |  ≥ 13.5 | χ2 | Pa |  < 32.47 |  ≥ 32.47 | χ2 | Pa | |
N = 42 | N = 45 | N = 43 | N = 44 | N = 43 | N = 44 | |||||||
No surgery | 17 | 16 | 1.328 | 0.722 | 10 | 23 | 8.311 | 0.040 | 13 | 20 | 6.274 | 0.099 |
BCT | 4 | 6 | Â | Â | 7 | 3 | Â | Â | 4 | 6 | Â | Â |
mammectomy | 20 | 20 | Â | Â | 24 | 16 | Â | Â | 22 | 18 | Â | Â |
Other | 1 | 3 | Â | Â | 2 | 2 | Â | Â | 4 | 0 | Â | Â |