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Rowing and Cycling Reduce Inflammation in Early-Stage Type 2 Diabetes
Sponsor: The 95th Hospital of Putian,Putian, Fujian, China
Summary
This multicenter randomized controlled trial evaluates the short-term (7-day) effects of different rowing-cycling exercise regimens on postprandial glycemic excursions in newly diagnosed type 2 diabetes patients (aged 18-60 years, diagnosis ≤12 months, drug-naïve). A total of 120 participants will be randomized into five groups: control, moderate-intensity continuous cycling, high-intensity interval rowing, and standard combined exercise (rowing + cycling, 50 min). The primary outcome is inflammatory cytokines (IL-6, TNF-α, IL-1β, IL-1ra, IL-10, hs-CRP), body Composition and functional Indicators. Secondary outcomes include change in continuous glucose monitoring-derived glycemic variability (CONGA), and time-in-range. Mixed-effects models will quantify dose-response relationships and identify key effect modifiers (e.g., age). This study aims to establish an evidence-based precision exercise prescription for early-stage type 2 diabetes management.
Official title: Effects of Different Modes of Rowing Combined With Cycling Exercise on Inflammatory Markers in Newly Diagnosed Type 2 Diabetes Patients
Key Details
Gender
All
Age Range
18 Years - 60 Years
Study Type
INTERVENTIONAL
Enrollment
120
Start Date
2026-10-01
Completion Date
2028-12-11
Last Updated
2026-08-18
Healthy Volunteers
No
Conditions
Interventions
Continuous Exercise - Cycling Group
Warm-up: 5 minutes of low-intensity cycling (50-60 W, approximately 40%-50% HRmax of continuous power cycling at) Main Training: 40 minutes 65%-75% HRmax (approximately 60%-70% VO₂peak), maintaining a cadence of 60-80 rpm Cool-down: 5 minutes of low-intensity cycling followed by stretching Total Duration: 50 minutes
Rowing Ergometer High-Intensity Interval Training
Warm-up: 5 minutes of low-intensity rowing at approximately 50% of maximum heart rate (HRmax). Main Training: 24 minutes of interval training consisting of 4 sets of high-intensity rowing for 4 minutes each (85%-90% HRmax), with 2 minutes of low-intensity active recovery (50%-60% HRmax) between each set. Maintain a stroke rate of 24-30 strokes per minute (SPM) for high-intensity intervals and 18-22 SPM for recovery intervals. Cool-down: 5 minutes of low-intensity rowing combined with stretching. Total Duration: 34 minutes
Combined Training Standard
Warm-up: 5 minutes of low-intensity activity (choose either cycling or rowing). Rowing Machine Segment: 20 minutes at an intensity of 65%-75% of maximum heart rate (HRmax) (approximately 60%-70% of VO₂peak), with a stroke rate of 22-26 strokes per minute (SPM). Bicycle Segment: 20 minutes at an intensity of 65%-75% of HRmax (approximately 60%-70% of VO₂peak), with a cadence of 60-80 revolutions per minute (rpm). Cool-down: 5 minutes of stretching. Total Duration: 50 minutes
Locations (1)
The Ethics Committee of Putian 95 Hospital
Putian, Fujian, China