Girls in the boat: Sex differences in rowing performance and participation - Fig 1

NCAA and IRA performance times of men and women improved across competition year [* denotes a significant effect of time, p < 0.001]; however, women improved more than men [† denotes a significant time × sex interaction, P = 0.001] for the heavyweight (A) and lightweight class (B). Note that heavyweight women compete in the NCAA and lightweight men and women and heavyweight men in the IRA.