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Gender differences in work performance on the Baltimore Therapeutic Equipment work simulator
S Esmail1, Y Bhambhani, S Brintnell
1Department of Occupational Therapy, University of Alberta, Edmonton, Canada.
Summary
Healthy women have lower functional work capacity than men, but experience similar relative physiological stress during BTE tasks. Women are less energy-efficient per unit of body weight and power output.
Area of Science:
- Biomechanics
- Exercise Physiology
- Human Performance
Background:
- Establishing normative data for women is crucial for understanding functional work capacity.
- Previous research has primarily focused on male populations, limiting direct comparisons.
Purpose of the Study:
- To establish biomechanical and physiological normative data for young women using the Baltimore Therapeutic Equipment (BTE) work simulator.
- To compare these normative data with existing data for young men.
Main Methods:
- Twenty women performed three BTE tasks (wheel-turn, push-pull, overhead-reach) after familiarization and an incremental arm crank ergometer test.
- Physiological responses including peak oxygen uptake (VO2) and peak heart rate (HR) were monitored using a metabolic cart and electrocardiogram.
Main Results:
- Men exhibited significantly higher torque, work, and power compared to women.
- While absolute VO2 was higher in men, relative VO2 (per kg body weight) showed no significant gender difference.
- Women expended significantly more energy per unit of body weight and power output than men.
Conclusions:
- Functional work capacity is lower in women than in men.
- Women demonstrate lower energy efficiency relative to body weight and power output.
- The relative physiological stress experienced by men and women is comparable under these task conditions.