ACASI Technology Utilized by Tufts Nutrition Collaborative
ACASI stands for Audio computer-assisted self-interview, and the TNC Study uses a computerized ACASI system specifically designed for the study. This system allows participants to privately answer sensitive questions via a laptop computer. Audio is provided in both English and Spanish.
View ACASI brochure.
For more information on the ACASI system, contact Alice Tang (617.636.2140).

Learn more about
our free interactive ACASI demo.
ACASI - Audio Computer-Assisted Self-Interview
Question Types
We developed our ACASI system to offer a variety of question types.
Yes/No Questions
For this question type, the participant can only select one answer.
Once the participant has selected an answer, the green forward arrow will appear.
The participant may change the answer as many times as desired. |
|
Multiple Choice Questions:
Select One
For this question type, the participant can only select one answer from a list of options.
The participant may change the answer as many times as desired. |
|
Multiple Choice Questions:
Select All That Apply
For this question type, the participant can select more than one answer from a list of options.
The participant may select as many additional answers as desired, and may change the answer(s) as many times as desired.
|
|
HIV Medications
(Interviewer Administered)
For this question type, the interviewer can select more than one medication.
The interviewer may select as many additional answers as desired, and may change the answer(s) as many times as desired.
|
|
Scale Questions
For this question type, the participant clicks at a point on the scale causing a red arrow to appear.
The participant may change the answer as many times as desired.
Clicking on the Information button will cause a brief demo to play illustrating how to answer the question.
|
|
Keypad Questions
For this question type, the participant must use on-screen keypad to enter a numeric value.
The participant may click on the Clear button to erase the current value, and may change the answer(s) as many times as desired.
Clicking on the green forward arrow will validate the answer. If the answer is questionable or out of range, a warning will appear. |
|
Text Entry Questions
(Interviewer Administered)
The final section of the questionnaire may include some text entry fields based on the previous responses that the participant selected.
The Interviewer would read the question on the screen to the participant, and type the response(s) into the appropriate field(s).
|
|
| For more information on the ACASI system, contact Alice Tang (617.636.2140). |

|