About this trial
The CRITICALLY study is a cluster randomized trial that will evaluate the effectiveness of a risk-based dynamic monitoring strategy for the primary prevention of cardiovascular high-risk Chinese adults.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Residents in the Yinzhou District have a unique health ID;
Aged 40 to 79 years at the baseline enrollment;
With high risk of cardiovascular disease evaluated by the 2019 WHO laboratory-based risk models (10-year risk≥10%);
Disqualifiers
Have a history of coronary heart disease, stroke or heart failure;
Patients with a diagnosis of cancer;
Refused to provide written informed consent
Trial design
Parallel
Treatments tested in this trial
Frequent and automatic cardiovascular risk assessment
Other interventionThe 10-year cardiovascular risk scores using the 2019 World Health Organization (WHO) laboratory-based risk charts will be automatically calculated using the latest health information on an EHR-based system per month.
Dynamic risk monitoring
Other interventionHigh-risk individuals will be reassessed by the Dynamic Risk-based Early wArning and Monitoring (DREAM) system to obtain the short-term risk. The DREAM system will send a text message about advice to the high-risk individual every month. The text message includes information on the health status (e.g., current cardiovascular risk, level of blood pressure and lipid) and real-time warning messages (e.g., high short-term risk).
Regular GP visits
Other interventionThe general practitioners will communicate with the participants based on the information automatically generated from the DREAM system every three months: each participant's cardiovascular risk score, health status (e.g., diabetes mellitus and/or hypertension), and Chinese guidelines-based recommendations (e.g., "for the management of dyslipidemia, to provide clear treatment targets for high-risk participants").
Treatment groups
Trial outcomes
Primary outcomes
Primary Outcome of Phase I: Change in cardiovascular risk score
The change in cardiovascular risk scores calculated by 2019 WHO laboratory-based risk charts
Primary Outcome of Phase II: Major adverse cardiovascular events (MACE)
Incidence of coronary heart disease, stroke, heart failure and all-cause mortality
Secondary outcomes
Secondary Outcome of Phase I: Change in systolic blood pressure
the change in systolic blood pressure from baseline
Secondary Outcome of Phase I: Change in total cholesterol
the change in total cholesterol from baseline
Secondary Outcome of Phase I: Change in low-density lipoprotein cholesterol
the change in low-density lipoprotein cholesterol from baseline
Secondary Outcome of Phase II: Change in health-related quality of life
Measured using the EuroQol-5 Dimensions-5L(EQ-5D)
Other outcomes
Other Pre-specified Outcome of Phase II: Incremental cost-effectiveness ratio (ICER)
the incremental cost-effectiveness ratio (ICER) of the management provided by the interventions compared to the usual care
Sponsors and contacts
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Peking University
Lead sponsor
Center for Disease Control and Prevention of Yinzhou District, Ningbo City, China
Collaborator