Table 2

Ball-carrier side/behind proficiency results: injury versus non-injury (includes means±SD, % score for total number of events for which criteria score was satisfied, p values and effect sizes with interpretations)

I (n=11)Per centNI (n=68)Per centp ValueEffect sizeInterpretation
Precontact
 Aware of tackler(s) (attunement)0.45±0.52450.84±0.3784<0.01*0.86Moderate
 Shifting the ball away from contact0.45±0.52450.82±0.3882<0.01*0.81Moderate
 Body position—upright-to-low body position0.00±0.0000.15±0.36150.180.59Small
 Body position—straight back0.91±0.30911.00±0.001000.01*0.42Small
 Head up and forward, eyes open0.82±0.40821.00±0.00100<0.01*0.64Moderate
 Shuffle or evasive manoeuvre0.18±0.40180.38±0.49380.200.45Small
Overall precontact0.47±0.35470.70±0.35700.290.66Moderate
Contact
 Fending away from contact0.09±0.3090.56±0.5056<0.01*1.14Moderate
 Explosiveness away from contact0.18±0.40180.62±0.4962<0.01*0.98Moderate
 Ball protection0.55±0.52550.96±0.2196<0.01*1.03Moderate
Overall contact0.27±0.24270.71±0.21710.081.95Large
Postcontact
 Leg drive on contact0.27±0.47270.57±0.50570.070.62Moderate
 Go to ground and present ball/offload0.18±0.40180.78±0.4278<0.01*1.46Large
Overall postcontact0.23±0.06230.68±0.15680.063.94Large
Total4.09±2.12367.68±1.7270<0.01*1.86Large
  • *Statistical significance (p<0.05).

  • I, injury; NI, non-injury.