Appendix A - Study Pretests and Main Studies Consent Form

Consent Form (Pretests and Main Studies) Informed Consent Screens

[Consent Screen 1]

What is the Research About?

Thank you for your interest in this research study. The research involves looking at an ad for a consumer product and completing an online questionnaire. First, we need to ask you a few screening questions to see if you are eligible to participate. Then we will ask you to watch an ad twice. Viewing the ad and completing the survey will take approximately 15 minutes.

[Consent Screen 2]

What is the Purpose of This Study?

The purpose of the study is to learn more about prescription drug advertisements. You are one of about <IF PRETEST: “120”, IF MAIN STUDY: “1,220“> people in the United States who are being asked to take a survey about a new prescription drug.

Who is Leading the Study?

RTI International, an independent nonprofit research organization, is conducting this study on behalf of, and funded by, a federal agency. RTI is working with Toluna to conduct this survey but is not affiliated with Toluna in any way.

Do I Have to Take Part in this Study?

Your participation in this study is completely voluntary, and you have the right to stop at any time or to refuse to answer any question. If you decide to participate and later change your mind, you will not be contacted again or asked for further information.

What Will I Be Asked to Do?

If you agree to participate, you will be asked to watch an ad for a consumer product and then answer some survey questions about what you saw.

Viewing the ad and completing the survey will take approximately 15 minutes.

What Are the Possible Risks?

We do not expect that any of the survey questions will make you uncomfortable, but if they do, you can refuse to answer any question. There is also a potential risk of loss of confidentiality. Every effort will be made to protect your information, but this cannot be guaranteed.

Will I Benefit from Taking Part in This Study?

There are no direct benefits to you for participating in this study. However, you will be helping with an important research project.

Will I Receive Any Payment for Taking Part in this Study?

You will receive [~$1.50 in points] points for completing this survey.

Who Will See the Information I Give?

Many precautions have been taken to protect your information. All information collected in this survey will be kept confidential to the extent provided by law. You will never be identified by name. The information obtained from all of the surveys will be combined into a summary report so that details of individual questionnaires cannot be linked to a specific participant. When we analyze the results, your responses will be combined with responses from other people taking part in the study. You will not be identified in any published or presented materials. The information collected in this study may be used or shared for future research studies.

Can My Data Be Kept and Used for Other Research Studies?

• You will not be contacted in the future about this research after your participation ends.

What If I Have Questions?

If you have questions about this survey, please visit https://us.toluna.com/contactus for assistance and mention Project # {SurveyNumber}, and someone will direct your questions to the appropriate researchers at RTI.

[Consent Screen 3]

If you have read the previous screen and agree to participate, please click the Yes button. If not, click the No button.

• Yes, I agree to participate. [Continue and randomly assign to experimental condition]

• No, I do not agree to participate. [End survey]