VietnamPartner Site

Site project · Dengue and emerging infectious diseases

DENGAGE

Dengue exposure, knowledge and prevention in Dak Lak

Project overview

A multidisciplinary study combining serology and qualitative research to document dengue exposure, perceptions and prevention practices in Vietnam’s Central Highlands.

Objective

Document dengue burden, exposure, knowledge and prevention practices in Dak Lak while establishing a multidisciplinary platform for future research and public-health action, including work on severe disease, underserved populations and vaccination strategies.

Study design

Mixed-methods cross-sectional study in 10 communes and wards: focus groups with 72 adults and a cluster-sampled community serosurvey of 1,650 people aged one year and older. Laboratory work includes ELISA IgM/IgG, rapid testing for febrile participants and PRNT serotyping in an IgG-positive subset.

Study location

Where is Dak Lak?

Dak Lak Province · Vietnam’s Central Highlands

Consortium

Project leadership and partner institutions

Principal investigators

  • Didier LaureillardNîmes University Hospital / UMR 1058
  • Khuat Thi Hai OanhSCDI

Partner institutions

  • SCDI
  • UMR 1058, Montpellier
  • Hai Phong University of Medicine and Pharmacy
  • Dak Lak CDC
  • Viet Tiep Hospital

Associated researchers

  • MSc, MD Hoàng Hải Phúc
  • Assoc. Prof. Dr Vũ Hải Vinh
  • MSc Nhâm Thị Tuyết Thanh
  • MSc, Specialist Level II MD Lê Phúc
  • BSc Trần Viết Học
  • BSc Nguyễn Thị Hoài Thương
  • MD Nguyễn Thị Kim Phượng
  • BSc Nguyễn Thị Mai
  • Specialist Level I MD Phạm Văn Hậu
  • Prof. Nicolas Nagot
  • Dr Ann-Claire Gourinat, PharmD, MPH

Project news

Latest updates from DENGAGE

November 2025

DENGAGE enrolment completed in Dak Lak

Participant enrolment and field sample collection were completed in November 2025. Complementary serological testing is now under way.

10 March 2026

Preliminary DENGAGE findings presented in Hanoi

Trần Viết Học delivered the oral communication “Seroprevalence, knowledge, attitudes and practices on dengue fever in Dak Lak” during the Scientific Days of the ANRS MIE Vietnam Partner Site.

DENGAGE study team presenting the study to community members in Dak Lak
Presentation of the study and participant information · Dak Lak · 2025
A trained health professional collecting a blood sample from a child participating in the DENGAGE study
Blood sampling during participant enrolment · Dak Lak · 2025

Scientific production

Publications and communications

View the full bibliography →

Communications

Seroprevalence, knowledge, attitudes and practices on dengue fever in Dak LakTrần Viết Học

Scientific Days of the ANRS MIE Vietnam Partner Site · 10 March 2026 · Hanoi, Vietnam