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NCT07769840
NA

Rowing and Cycling Reduce Inflammation in Early-Stage Type 2 Diabetes

Sponsor: The 95th Hospital of Putian,Putian, Fujian, China

View on ClinicalTrials.gov

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

BEHAVIORAL

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

BEHAVIORAL

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

BEHAVIORAL

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