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Table 4 Known-groups validity

From: Psychometric properties of a new self-report measure of medical student stress using classic and modern test theory approaches

  Medical student year   Gender  
  M1 (n = 144) M2 (n = 145)   Male (n = 174) Female (n = 173)  
  Mean Mean Sig (p) Mean Mean Sig (p)
MSSS 50.95 48.53 0.03 47 52.5 < 0.01
Burnout measure 32.5 30.9 0.151 2.9 3.4 < 0.01
PSS-4 10.5 10.8 0.196 10.6 10.6 0.96