Effectiveness of Using Interactive Consulting System to Enhance Decision Aids of COVID-19 Vaccination

To evaluate the performance of an interactive chatbot and assess its effectiveness for enhancing informed decisions made by cataract patients.

Study Overview

• Status: Recruiting
• Conditions: COVID-19
• Intervention / Treatment: Device: Chatbot

• Study Type: Interventional
• Enrollment (Anticipated): 1200
• Phase: Not Applicable

Contacts and Locations

Study Locations

• China
  • Guangdong
    • Guangzhou, Guangdong, China
      • Recruiting
      • Yingfeng Zheng, MD, PhD
      • Contact: Yingfeng Zheng, MD, PhD; Phone Number: +8613922286455; Email: zhyfeng@mail.sysu.edu.cn

Participation Criteria

Eligibility Criteria

• Ages Eligible for Study: 18 years and older (Adult, Older Adult)
• Accepts Healthy Volunteers: No
• Genders Eligible for Study: All

Description

Inclusion Criteria:

• Individuals aged over 18 years who have been resident in the selected study district for more than six months;
• Willing to participate the study and provide informed consent.

Exclusion Criteria:

• Having ocular, hearing or mental disorders precluding reading or telephone interview.

Study Plan

How is the study designed?

Design Details

• Primary Purpose: Health Services Research
• Allocation: N/A
• Interventional Model: Single Group Assignment
• Masking: None (Open Label)

Number of Arms

1

Arms and Interventions

Participant Group / Arm	Intervention / Treatment
Experimental: Interactive Q&A chatbot; A chatbot of patient decision aid embedded into a mobile application which is able to bidirectionally interact with patients and provide standard general information, quantitative risk information on the possible outcomes of COVID-19 vaccination.	Device: Chatbot; An interactive chatbot for patient decision aid A chatbot of patient decision aid embedded into a mobile application which is able to bidirectionally interact with patients and provide standard general information, quantitative risk information on the possible outcomes of COVID-19 vaccination.

What is the study measuring?

Primary Outcome Measures

Outcome Measure	Measure Description	Time Frame
Informed choice about COVID-19 vaccination (the proportion of participants who make an informed choice，which is defined as a good knowledge score and an intention that is consistent with their attitude score)	Informed choice is an aggregated measure of multiple measurements, including knowledge (a 10-item questionnaire that assesses knowledge), attitudes (6 items, with 5 responses for each), and intentions (single item with 5 responses)	2 weeks post intervention

Collaborators and Investigators

• Sponsor: Sun Yat-sen University

Study record dates

Study Major Dates

• Study Start (Actual): October 11, 2021
• Primary Completion (Anticipated): August 31, 2023
• Study Completion (Anticipated): December 31, 2023

Study Registration Dates

• First Submitted: October 20, 2021
• First Submitted That Met QC Criteria: October 20, 2021
• First Posted (Actual): October 21, 2021

Study Record Updates

• Last Update Posted (Actual): January 18, 2023
• Last Update Submitted That Met QC Criteria: January 16, 2023
• Last Verified: January 1, 2023

More Information

Terms related to this study

• Additional Relevant MeSH Terms: Coronavirus Infections; Coronaviridae Infections; Nidovirales Infections; RNA Virus Infections; Virus Diseases; Infections; Respiratory Tract Infections; Respiratory Tract Diseases; Pneumonia, Viral; Pneumonia; Lung Diseases; COVID-19
• Other Study ID Numbers: 2021KYPJ182

Plan for Individual participant data (IPD)

• Plan to Share Individual Participant Data (IPD)?: No

Drug and device information, study documents

• Studies a U.S. FDA-regulated drug product: No
• Studies a U.S. FDA-regulated device product: No