Clinical Evaluation of Salivary 1,5-Anhydroglucitol in Diabetes

Trial statusNot yet recruiting
Trial phaseNot listed
Trial typeObservational
Biological sexAll
Age18-80
SponsorShanghai 6th People's Hospital

About this trial

The goal of this observational study is to evaluate the clinical value of salivary 1,5-anhydroglucitol (1,5-AG) and assess a novel noninvasive detection approach in individuals with and without type 2 diabetes. Additionally, the study will examine the relationships of salivary 1,5-AG with serum 1,5-AG and continuous glucose monitoring (CGM) measures of short-term glycemic control and fluctuations.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Aged between 18 and 80 years.

Individuals without a history of diabetes, or patients with type 2 diabetes mellitus.

Disqualifiers

History of systemic glucocorticoid treatment within the previous 6 weeks.

Presence of acute infection.

Presence of severe oral conditions that may affect saliva collection or measurement.

Presence of severe hepatic or renal dysfunction.

Trial population

The participants are enrolled from the Department of Endocrinology and Metabolism from Shanghai Sixth People's Hospital.

Trial design

Design model

Case-only

Time perspective

Cross-sectional

Treatments tested in this trial

Not listed

Trial groups

No trial groups listed

Trial outcomes

Primary outcomes

1

Correlation Between Salivary 1,5-Anhydroglucitol and Glycemic Levels

Salivary 1,5-anhydroglucitol (1,5-AG) will be measured by liquid chromatography-mass spectrometry or enzymatic assay. Glycemic levels will be assessed by fasting plasma glucose (mmol/L), glycated hemoglobin A1c (HbA1c, %), and glycated albumin (GA, %). Pearson or Spearman correlation coefficients will be used to assess their correlations with salivary 1,5-AG.

Time frame
Screening

Secondary outcomes

1

Correlation Between Salivary and Serum 1,5-Anhydroglucitol Levels

Salivary 1,5-AG will be measured by LC-MS or enzymatic assay, and serum 1,5-AG will be measured by enzymatic assay. Pearson or Spearman correlation coefficients will be calculated.

Time frame
Screening
2

Correlation Between Salivary 1,5-Anhydroglucitol and Continuous Glucose Monitoring Metrics

Salivary 1,5-AG will be measured by LC-MS or enzymatic assay. CGM metrics will include time in range (TIR), time in tight range (TITR), and time above range (TAR), expressed as percentages.

Time frame
One week

Other outcomes

Sponsors and contacts

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