Electronic Medical Records

THIN®
The Health Improvement Network

Primary care health data warehouse authorised by the CNIL. 3,050 voluntary independent physicians, 3.1M+ active patients per year and 15 years of GP consultation history in France.

3050
Independent physicians
3.1M+
Active patients per year
2000+
Scientific publications
15 yrs
History (2012–2026)

The complete patient medical record in primary care

THIN® collects daily pseudonymised data from the medical software of voluntary general practitioners, providing a unique longitudinal view of the patient care pathway in the community.

Diagnoses (ICD-10) & clinical observations

Structured coding of pathologies, symptoms, medical history and consultation conclusions.

Prescriptions with dosage & duration

Complete history of drug prescriptions with dosage details, duration and renewals.

Biological results & clinical scores

Laboratory tests, blood panels, HbA1c, creatinine, cholesterol and clinical risk scores.

Referrals & specialist consultations

Referrals to specialists, letters, results of outpatient consultations and hospital discharge summaries.

Medical history & risk factors

BMI, smoking, alcohol, allergies, family history and vaccination status.

CNIL N° 2025-15 · Ref. HAS / ANSM / CEPS

Technical specifications

Physicians 3,050 independent GPs in France
Active patients 3.1M+ per year
History 15 years (2012–2026)
Update Daily
Publications 2,000+ peer-reviewed

Data for every research question

THIN® meets the needs of epidemiology, pharmacovigilance, HEOR and Market Access teams.

Epidemiology & burden of disease

Estimation of incidence and prevalence, identification of risk factors, characterisation of the burden of chronic diseases in the general population.

Care pathways & treatment patterns

Analysis of diagnostic delays, treatment lines, switching and persistence. Comparison of practices among physicians in France.

Pharmacovigilance & post-marketing safety

Signal detection, post-authorisation pharmacovigilance studies (PASS), assessment of vaccine effectiveness in real-world conditions.

More than 2,000 scientific publications

THIN® is one of the most cited databases in pharmacoepidemiology. Here is a selection of recent studies.

EULAR 2024 · UCB × Clinityx

FASTRAX — Diagnostic delay of axial spondyloarthritis in France

Retrospective descriptive study on THIN® France (2,000 GPs, 2010–2023). 4,402 axSpA patients. Mean diagnostic delay of 6.3 years.

4,402 patients 11 co-authors THIN® France
Journal of Medical Economics · 2025

Costs and healthcare resource utilisation of Long COVID in adults in France

Retrospective cohort study on THIN® France. 30,122 adults with Long COVID. Mean annual cost of €2,443 per patient.

30,122 patients Pfizer × GERS DATA
European Journal of Neurology · 2023

Treatment patterns for essential tremor in France

3,249 incident patients in France (THIN®, 2015–2018). Only 40% receive treatment, highlighting major under-treatment and a high discontinuation rate.

3,249 patients FR Cegedim Health Data
Int J Chron Obstruct Pulmon Dis · 2025

Initiation of BUD/GLY/FOR triple therapy in COPD in France

263 COPD patients initiated on BUD/GLY/FOR triple therapy in THIN® France. 77% had experienced an exacerbation in the previous year. Adherence to SPLF guidelines: 69%.

263 patients AstraZeneca × Cegedim THIN® France
Age and Ageing · 2025

De-intensification of hypoglycaemic agents in elderly patients with type 2 diabetes

Emulated cohort study on THIN® France (2,000 GPs, 2010–2019). 14,383 patients ≥75 years. Association between de-intensification and increased risk of death or hospitalisation at 3 months.

14,383 patients Sorbonne × INSERM THIN® France
BMJ Open Respiratory Research · 2023

Persistence with inhaled triple therapy (SITT vs MITT) in COPD in France

3,134 COPD patients initiated on triple therapy in THIN® France (2017–2019). Median persistence of 181 days for SITT vs 135 days for MITT (HR 1.47, p<0.001).

3,134 patients AstraZeneca × Cegedim THIN® France

A solid and transparent regulatory framework

THIN® France holds a CNIL authorisation (deliberation N° 2025-15) and is referenced by the HAS, ANSM and CEPS. Data are provided by a network of voluntary physicians who are convinced that the longitudinal data observatory benefits research and medical progress, in compliance with GDPR.

CNIL N° 2025-15 Ref. HAS / ANSM / CEPS Privacy by design HDS hosting Transparency portal

5 steps for your THIN® study

From feasibility to publication, a structured process supported by our teams.

1

Feasibility

Free feasibility study on THIN® France data.

1–2 wks

2

Protocol & Scientific Committee

Protocol writing and validation by the THIN® scientific committee.

4–6 wks

3

Data extraction

Cohort definition and extraction of variables according to the protocol.

2–3 wks

4

Statistical analysis

Descriptive analyses and modelling according to the statistical plan.

6–10 wks

5

Report & Publication

Final report, support for congresses and journal submission.

4–6 wks

Explore THIN® data

Contact our team to discuss the feasibility of your study on THIN® data in France.