Helen W. Sullivan

Learn More
OBJECTIVE This study tested whether forming implementation intentions is an effective strategy for attaining health goals focused on trying to avoid a negative state. DESIGN Participants chose to either eat more healthy snacks (i.e., an approach goal) or eat fewer unhealthy snacks (i.e., an avoidance goal) over two weeks and were randomly assigned to(More)
BACKGROUND Internet-based cancer risk assessment tools have the potential to inform the public about cancer risk and promote risk-reducing behaviors. However, poorly communicated information on these websites may result in unintended adverse health outcomes. OBJECTIVE This study examined whether: (1) Internet-based cancer risk assessment tools use risk(More)
INTRODUCTION The Common Sense Model of illness representations posits that how people think about an illness affects how they try to prevent the illness. The purpose of this study was to determine whether prevention representations vary by cancer type (colon, lung, and skin cancer) and whether representations are associated with relevant behaviors. (More)
Our objective was to determine whether and how quantitative information about drug benefits and risks is presented to consumers and healthcare professionals on cancer-related prescription drug websites. We analyzed the content of 65 active cancer-related prescription drug websites. We assessed the inclusion and presentation of quantitative information for(More)
OBJECTIVE To determine whether visual aids help people recall quantitative efficacy information in direct-to-consumer (DTC) prescription drug advertisements, and if so, which types of visual aids are most helpful. METHODS Individuals diagnosed with high cholesterol (n=2504) were randomized to view a fictional DTC print or television advertisement with no(More)
The volume of prescription drug promotion over time is often measured by assessing changes in ad spending. However, this method obscures the fact that some types of advertising are more expensive than others. Another way to measure the changes in prescription drug promotion over time is to assess the number of promotional pieces submitted to the U.S. Food(More)
ABCB1 (adenosine triphosphate-binding cassette transporter B1) mediates cellular elimination of many chemotherapeutic agents including paclitaxel, which is commonly used to treat ovarian cancer. A significant association between common single nucleotide polymorphisms (SNPs) in ABCB1 and progression-free survival has been reported in patients with ovarian(More)
  • 1