Sleep

Integrated TCM-western "three-team" co-management for type 2 diabetes with sleep disorders: a prospective study.

TL;DR

The integrated traditional Chinese and Western medicine 'Three-Team' co-management model was associated with earlier and greater improvements in sleep quality and glycemic control in patients with T2DM and comorbid sleep disorders, with additional benefits in postprandial islet function and lipid profile.

Key Findings

The intervention group showed significantly greater improvement in Pittsburgh Sleep Quality Index (PSQI) scores over time than the control group.

  • Group × time interaction: χ² = 32.59, P < 0.001
  • At 6 months, the PSQI score decreased by 2.44 points from baseline in the intervention group
  • This represented a 2.4-fold greater reduction in PSQI score than in the control group
  • PSQI was used as a primary outcome measure

Improvements in fasting blood glucose (FBG) were significantly greater in the intervention group than the control group, with significant between-group differences observed as early as 3 months.

  • Group × time interaction for FBG: P = 0.047
  • At 3 months, the between-group difference in FBG was -2.64 mmol/L (P = 0.018)
  • FBG was a primary outcome measure
  • The intervention group received conventional glucose-lowering therapy plus the Three-Team co-management model

Glycated hemoglobin (HbA1c) improvements were significantly greater in the intervention group, with significant between-group differences observed as early as 3 months.

  • Group × time interaction for HbA1c: P = 0.008
  • At 3 months, the between-group difference in HbA1c was -2.09% (P = 0.002)
  • HbA1c was a primary outcome measure
  • The intervention lasted 6 months

2-hour C-peptide, a marker of postprandial islet function, increased significantly from baseline in the intervention group compared to the control group.

  • Group × time interaction for 2-hour C-peptide: P = 0.015
  • 2-hour C-peptide was a secondary outcome measure
  • This finding suggests additional benefits in postprandial islet function with the Three-Team model

Reductions in total cholesterol (TC) and low-density lipoprotein cholesterol (LDL-C) were greater in the intervention group than the control group.

  • Both TC and LDL-C differences were statistically significant (both P < 0.05)
  • TC and LDL-C were secondary outcome measures
  • Specific magnitude of reduction was not reported in the abstract

This study used a prospective, concurrent, non-randomized controlled design enrolling 57 patients with T2DM and comorbid sleep disorders.

  • Patients were enrolled from the Department of Endocrinology of Xiamen Haicang Hospital between January and December 2025
  • Patients were assigned to control (n = 21) or intervention (n = 36) groups according to patient preference, not randomization
  • The intervention group received conventional therapy plus Three-Team co-management involving an endocrinologist, a traditional Chinese medicine physician, and a health manager
  • Longitudinal data were analyzed using mixed-effects linear models
  • The intervention lasted 6 months

What This Means

This research suggests that combining traditional Chinese medicine (TCM) with standard Western medical care — through a coordinated 'Three-Team' approach involving an endocrinologist, a TCM physician, and a health manager — can improve sleep quality and blood sugar control in people who have both type 2 diabetes and sleep problems. After 6 months, patients in the integrated care group had notably better sleep scores and lower blood sugar levels (both fasting glucose and HbA1c, a measure of long-term blood sugar control) compared to patients who received standard care alone. Importantly, these blood sugar improvements were already apparent at the 3-month mark. Beyond sleep and blood sugar, patients in the Three-Team group also showed improvements in markers of the pancreas's ability to respond to meals (2-hour C-peptide) and had greater reductions in cholesterol levels, including LDL ('bad') cholesterol. This suggests the integrated approach may have broad metabolic benefits beyond glycemic control alone. It is important to note that this was a relatively small study (57 patients total) and participants chose which group they joined rather than being randomly assigned, which can introduce bias. The study was conducted at a single hospital in China, so how well these results would apply in other settings is unclear. Nonetheless, this research suggests that coordinated, multi-disciplinary care integrating TCM and Western medicine may offer meaningful advantages for managing type 2 diabetes patients who also struggle with sleep disorders.

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Citation

Sun M, Li C, Xia Y, Yu H. (2026). Integrated TCM-western "three-team" co-management for type 2 diabetes with sleep disorders: a prospective study.. Frontiers in endocrinology. https://doi.org/10.3389/fendo.2026.1918435