Objectivity, Reliability, and Validity for a Revised Push-Up Test Protocol

Authors:
  • TBTed A. Baumgartner
    Ted A. Baumgartner
  • SOSuhak Oh
    Suhak Oh
  • HCHyuk Chung
    Hyuk Chung
  • DHDerek Hales
    Derek Hales

Abstract
When executing a push-up an individual lowers the body to a down position and then raises it to an up position. A down position often used in recent years is a 90° angle at the elbows (90° push-up) as in FITNESSGRAM. Several researchers have found the interscorer objectivity and stability reliability for 90° push-up scores to be low. The purpose of this study was to (a) estimate the interscorer objectivity and stability reliability for scores from a revised push-up test protocol and (b) obtain evidence concerning the validity of interpretations based on revised push-up test scores. Interscorer objectivity was estimated for a score of one scorer and stability reliability was estimated for a score obtained on 1 day. Four studies were conducted. In the first study, pilot study, the revised push-up test protocol was developed and refined. In the second study, objectivity study, the push-up test was administered once to 49 female and 31 male college-aged students. Two scorers independently scored each student....

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