A. Factors increasing probability of cancer:

1. HISTORY OF OTHER (BUT ESPECIALLY OF GYNECOLOGICAL) CANCERS.

2. HISTORY OF SURGERY ON BREASTS and/or OF MASTITIS.

3. OVERINDULGENCE IN ALCOHOL.

4. PREFERRENCE FOR FAT-RICH FOOD.

5. HAVING NEVER BEEN MARRIED.

6. LATE FIRST CHILDBIRTH.

7. HAVING NEVER BREAST-FED.

8. ENDOCRINE DISEASES.

9. LIVING IN A NON-TIMBER HOUSE.

10. COAL-FIRED KITCHEN OVEN.

11. BEING A PERMANENT RESIDENT (as opposed to immigrant).

B. Factors decreasing probability of cancer:

1. Childbirth ever.

2. Moderate alcohol drinking.

3. Liver diseases (negatively correlated with preference for fat-rich food).