Characteristics of Study Subjects.

<p>S.E. standard error.</p><p>NA not available.</p><p># Information on weight and height, age at menarche and smoking status was missing for 64–71 cases.</p><p>* 57 women whose menopausal status was unknown were classified as premenopausal if age <50 and postmenopausal if age ≥50.</p><p>Characteristics of Study Subjects.