| 18) Benetou V. (2008) | The Greek segment of the EPIC Study. | 25,623 subjects (10,582 men, and 15,041 women). (Greece) | 7.9 (1994-99 to 2007) | 851 (421 men, and 430 women) | Total cancer risk (excluding nonmelanoma skin cancer) | Potatoes | HR = 1.03 (0.95-1.11; No P-value) for an increment of 50 g/day. | Stratified by sex. Adjusted for age, years of schooling, smoking status, BMI, height, physical activity, ethanol intake, supplement use, and total energy intake. |
| 11) Hung HC. (2004) | The Nurses' Health Study & The Health Professionals' Follow-up Study. | 71,910 women (aged 30-55) and 37,725 men (aged 40-75). (USA) | 14 (1984-1998) (women), and 12 (1986-1998) (men) | 6584? women, and 2500? men.
3577 never smokers, 3945 past smokers, and 1694 current smokers.
3128 non-vitamin supplement users, and 3948 multivitamin supplement users. | All cancer risk (excluding nonmelanoma skin cancer, in situ breast cancer, and organ-confined prostate cancer) | Potatoes |
Stratified by sex:
| Men + women | Men | Women |
| RR = 0.99 (0.91-1.07; No P-value). | RR = 1.04 (No 95% CI; No P-value). | RR = 0.97 (No 95% CI; No P-value). |
Stratified by smoking status (men and women combined):
| Never | Past | Current |
| RR = 1.03 (0.86-1.22; No P-value). | RR = 0.98 (0.87-1.12; No P-value). | RR = 0.92 (0.77-1.11; No P-value). |
Stratified by multivitamin use (men and women combined):
| Non-vitamin use | Multivitamin use |
| RR = 1.03 (0.90-1.18; No P-value). | RR = 0.95 (0.84-1.08; No P-value). |
All RRs are for an increment of 1 serving/day.Total calorie intake, age, smoking status, alcohol use, body mass index, multivitamin and vitamin E supplement use, physical activity, family history of myocardial infarction, family history of colon cancer, personal history of hypertension, personal history of hypercholesterolemia, personal history of diabetes, and (for women only) family history of breast cancer, menopausal status, and use of hormone replacement therapy. |
Prospective studies of potatoes and total cancer mortality:
| Author | Cohort name | Subjects | Years of follow-up | Cases | End point | Consumption of | Relative Risk (RR) | Adjustments |
| 21) Iso H (2007) | The JACC Study. | 42,743 men, and 59,213 women. (Japan) | Not defined. | 3,553 men, and 2,116 women. | All cancer mortality | Potatoes |
| Men: | Women |
HR = 0.98 (0.89-1.07) for the highest vs lowest tertile of consumption.
Amount specific data:
< 1/2: HR = 1.
1-2/w: HR = 1.05 (0.95-1.15).
≥ 3/w: HR = 0.98 (0.89-1.07).
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HR = 0.99 (0.85-1.14) for the highest vs lowest tertile of consumption.
Amount specific data:
< 1/2: HR = 1.
1-2/w: HR = 0.95 (0.82-1.11).
≥ 3/w: HR = 0.99 (0.85-1.14).
|
Age and study area. |
| 16) Khan MM. (2004) | No cohort name. | 1,524 men and 1,634 women aged ≥ 40 living in Hokkaido, Japan. | 1984-2002 | 155 men, 89 women? | Total cancer mortality | Potato | Men: RR = 1.2 (0.8-1.9; No P-value). Women: RR = 1.3 (0.7-2.5; No P-value).
RRs are for consumption ≥ several times/wk vs ≤ several times/month. | Men: age and smoking. Women: age, health status, health education, health screening + smoking. |
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