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Intrasubject variability in force production of the right quadriceps [correction of quadraceps] muscle during eccentric isokinetic loading at 30 degrees per second.

Dubin AH, Diamant D, Herbison GJ; Countering Space Adaptation with Exercise: Current Issues Workshop (1989 Sep 26-28 : Lyndon B. Johnson Space Center, Houston, TX).

Workshop Counter Space Adapt Exerc. 1994; 233.

Thomas Jefferson Univ. Hospital, USA.

The purpose of this study was to determine the intrasubject coefficient of variation during eccentric isokinetic loading at 30 degrees per second. Six untrained healthy subjects between the ages of 21 and 28 were enrolled in the study. The maximal peak torque of three trials per day for eight days was used in the determination of the intrasubject coefficient of variation. The coefficient of variation for days one through three and days four through eight were compared to determine a possible learning effect. The results of the study showed that the average peak torques for the six subjects ranged from 626 Newtons to 990 Newtons. There was no difference in the coefficient of variation comparing days one through three with days four through eight. (10% & 10% respectively). In conclusion, the average intrasubject coefficient of variation of the right quadriceps [correction of quadraceps] during eccentric isokinetic loading at 30 degrees per second was 10% for days one through three and four through eight respectively. Secondly the results of this study suggest that there is no learning effect when comparing days one through three to days four through eight. These results have important implications in the use of eccentric isokinetic evaluation of exercise detraining and its application to space flight.

Publication Types:
  • Meeting Abstracts
Keywords:
  • Abdominal Wall
  • Acceleration
  • Animals
  • Exercise
  • Knee
  • Knee Joint
  • Muscle, Skeletal
  • Muscles
  • Thigh
  • Torque
  • Weights and Measures
Other ID:
  • 96651585
UI: 102215909

From Meeting Abstracts




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