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Table 4 Correlations between demographic, body image, and sports engagement variables and intentions and use of protein powder

From: Muscle building supplement use in Australian adolescent boys: relationships with body image, weight lifting, and sports engagement

 AgeEthnicityBMIDFM - beliefsBody EsteemNumber of sportsWeight trainingProtein powder - intentionsProtein powder - use
Age−.011.019−.187**.133*−.025−.107−.127*−.045
Ethnicity −.122*−.051−.161**.060.041.037.012
BMI  −.039−.209**.033.089−.003.002
DFM-beliefs   −.397***.102.221***.304***.207**
Body Esteem    −.055−.049−.044−.024
Number of sports     .151*.220***.258***
Weight training      .481***.357***
Protein powder - intentions       .648***
Protein powder - use        
  1. Note. DFM = drive for muscularity
  2. *p < .05, **p < .01, ***p < .001