early childbearing, multiparity and lactation were negatively associated with breast cancer. Conclusion: This study is rather in favour of positive association between hormonal factors and breast cancer, and confirms the protective role of multiparity and lactation. ...
Before I go into the results, though, let’s look at the endpoints to be assessed. The first prespecified primary endpoint used the Brief Pain Inventory-Short Form (BPI-SF), which consists of 14 questions asking the subjects to rate their joint pain over the prior week and the de...