Type 1 diabetes

Extracellular matrix proteins as risk markers for complications in type 1 diabetes

Diabet MedPublished Observational cohort study

Main finding · Composite kidney endpointResult — go to the resultAdjusted hazard ratio 1.30 95% CI 1.08–1.57

Authors' conclusion

Higher baseline serum PRO-C3, a marker of collagen type III formation and fibrogenesis, was associated with an increased risk of developing the composite kidney endpoint and all-cause mortality in individuals with type 1 diabetes.

Study context

Population
Individuals with T1D
Participants
662 individuals
Exposure
Per 1-SD increase in log2-transformed serum collagen biomarkers
Outcome
Composite kidney endpoint
Follow-up
Median 6.3 (IQR: 5.9-6.7) years

Main finding

As reported in the abstract

Adjusted hazard ratio

1.30

95% CI 1.08–1.57

P < 0.01

Higher baseline PRO-C3
adjusted HR 1.30 (95% CI 1.08–1.57); P < 0.01

Per 1-SD increase in log2-transformed level, as printed

Participants experiencing composite kidney endpoint
125 of 662

Observational data: associations, not effects.

Further findings

OutcomeAdjusted HR (95% CI)P value
All-cause mortalityPer 1-SD increase in log2-transformed level1.36 (1.06–1.76)P = 0.016
All-cause mortality — Participants who died
58

Albuminuria progression and CV events (PRO-C3)

Progressed in albuminuria
102
Developed a CV event
94
No associations between PRO-C3 and albuminuria progression or CV events

PRO-C7, PRO-C28 and CTX-III

PRO-C7, PRO-C28 and CTX-III not associated with any endpoint

Original publication

Extracellular matrix proteins as risk markers for complications in type 1 diabetes. Diabet Med. Published 20 June 2026. doi:10.1111/dme.70396

Composed by AI from the published abstract and checked against it. How Briefs are made →

Get them every week

New studies on this topic in My Week and in your Monday e-mail.

We e-mail you a sign-in link and a code. No password, no spam.