Data about cruciferous vegetables was provided by 2 cohorts. A significant protective effect was found in one cohort including Chinese women (11), but no association was found in the other cohort including US women (8).
| Author | Cohort name | Subjects | Years of follow-up | Cases | End point | Consumption of | Relative Risk (RR) | Adjustments | |||||||||||||
| 11) Villegas R (2008) | The Shanghai Women's Health Study | 64,191 women aged 40-70. (China) | 4.6 | See variables | Type 2 diabetes incidence (reported having been diagnosed with T2D and met at least one of the following criteria: fasting glucose level ≥ 7 mmol/l on at least two separate occasions, or an oral glucose tolerance test (OGTT) with a value ≥ 11.1 mmol/L, and/or use of hypoglycaemic medication (i.e., insulin or oral hypoglycaemic drugs).) | Cruciferous vegetables (green cabbage, Chinese cabbage, cauliflower, white turnip) |
Age, daily energy intake, meat intake, BMI, WHR, smoking, alcohol consumption, physical activity, income level, education level, occupational status, and hypertension. |
8) Liu S (2004) | The Women's Health Study | 38,018 female health professionals aged ≥ 45. | 8.8 | (1993-2003) 1,614 | Type 2 diabetes incidence (self-reported) | Cruciferous vegetables (broccoli, cabbage, cauliflower, Brussels sprouts) |
RR = 0.95 (0.80-1.12; P = 0.71) for the highest vs lowest quintile of consumption. | Amount specific data (Servings per day): 0.13: RR = 1. 0.21: RR = 0.91 (0.76-1.09). 0.35: RR = 0.98 (0.84-1.14). 0.57: RR = 0.96 (0.81-1.14). 1.00: RR = 0.95 (0.80-1.12). No significant findings were observed in the lower BMI group (BMI < 25; ~ 15% of all case subjects. Data not shown). Age, smoking, total calories, alcohol use, BMI, exercise, history of hypertension, history of high cholesterol, and family history of diabetes. |
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