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Conducting Maximal and Submaximal Endurance Exercise Testing to Measure Physiological and Biological Responses to Acute Exercise in Humans
Published on: October 17, 2018
A Self-Regulated Submaximal Ergometer Training Session as a Field Test to Assess Performance, Aerobic Fitness, and
James R Clark1, Andrew J McKune2,3, Paola S Wood1
1Department of Physiology, Faculty of Health Sciences, University of Pretoria, Pretoria, South Africa.
Journal of Strength and Conditioning Research
|June 23, 2026
Summary
A self-regulated 6-km rowing ergometer session can estimate elite rower performance and aerobic fitness. This field test (6SRT) shows potential for training assessment but is not suitable for evaluating recovery.
Area of Science:
- Sports Science
- Exercise Physiology
- Rowing Performance
Background:
- Assessing training response in elite athletes can be challenging, particularly during intense preparation.
- A need exists for practical field tests to monitor athlete status.
Purpose of the Study:
- To evaluate a self-regulated 6-km submaximal rowing ergometer training session (6SRT) as a field test.
- To determine if 6SRT can estimate performance, aerobic fitness, and recovery in elite rowers.
Main Methods:
- Cross-sectional study involving 44 elite male rowers.
- Measured 2-km time trial (TT), lactate threshold power output (LT PO), and 6SRT responses (PO:HRex ratio, RPE, HRR).
- Used multiple regression models to predict 2-km TT time and LT PO, cross-validated on a subset of participants.
Main Results:
- The 6SRT, using PO:HRex ratio, RPE, and category, accurately predicted 2-km TT time (R2=0.80) and LT PO (R2=0.79).
- Predicted vs. measured values showed strong correlations (r=0.93 for TT, r=0.85 for LT PO).
- The 6SRT did not effectively predict self-reported total recovery (TR).
Conclusions:
- The 6SRT demonstrates potential as a valuable training test for estimating performance and aerobic fitness in elite rowers.
- While useful for monitoring key physiological markers, the 6SRT's utility for assessing recovery requires further investigation.
- Practitioners can utilize the 6SRT for reasonably accurate estimations of rower capabilities within training programs.

