Table 4

Correlation of Selected Variables With PSS10 Scoresa

VariableCorrelation (β)p
Residency year (PGY2 vs. PGY1)–0.0170.701
Age (≥26 yr vs. 20–25 yr)0.0110.796
Hours worked per wk (>60 vs. 40–60)0.1430.001b
  • a PSS10 = 10-item Perceived Stress Scale, PGY = postgraduate year.

  • b Significant (p < 0.05) correlation by multiple linear regression controlling for age and weekly hours worked.