chi square test Archives

Use of alcohol-free antibacterial mouth-rinse is associated with decrease in preterm birth

SAN FRANCISCO (February 11, 2011) — In a study to be presented today at the Society for Maternal-Fetal Medicine’s (SMFM) annual meeting, The Pregnancy Meeting , in San Francisco, researchers will present findings that show that use of non alcoh…

Preoperative breast MRI suggests high cancer yield

The use of preoperative Breast MRI detects otherwise occult cancer with a relatively high degree of accuracy when applied to a diverse population of patients newly diagnosed with breast cancer, according to a study in the January issue of the Americ…