Women were interviewed to obtain th

Women were interviewed to obtain their reproductive and sociodemographic profiles,which included nulliparity (0 pregnancies or 0 full-term pregnancies; yes or no), low parity (#2 full-term pregnancies;yes or no), advanced maternal age (age of first full-term pregnancy $30 years; yes or no), history of maternal breast-feeding (yes or no), early menarche #11 years (yes or no), menopause (menstruating, perimenopause 5 irregular bleeding in the past year but last
menstruation occurring over 6 months prior to interview;postmenopause 5 $1 year in amenorrhea or a history
of hysterectomy), hormone replacement therapy (never, for !5 years, or for $5 years), use of oral or parenteral contraceptives (never, for !5 years, or for $5 years), alcohol consumption (never, occasionally, every weekend, or every day),history of gestational diabetes (yes or no), history of a newborn weighing $4 kg at birth (yes or no), history of at
least one first-degree relative with diabetes (mother, father,brother, son, or daughter; yes or no), age (years), education
level (grade school, middle school, or high school and above), economically active defined as being either employed
or self-employed (yes or no), place of residence (within or outside the Monterrey metropolitan area), marital
status with a partner (yes or no), and smoking history (yes, previously but not now, or never smoked).