Table 2. Characteristics of female world-class sprinters, young American and Danish non-athletes.
Sprinters USA DK Statistical Difference (p < 0.05)
Height (m) Mean 1.68 1.63 1.69 USA < Sprinters = DK
SD .07 .08 .07 DK = Sprinters = USA
Body mass (kg) Mean 58.1 66.2 71.1 Sprinters < DK < USA
SD 5.2 23 12 Sprinters < DK < USA
BMI (kg·m-2) Mean 20.4 26.7 23.1 Sprinters < DK < USA
SD 1.4 6.7 4.0 Sprinters < DK < USA
USA = American normal population, DK = Danish normal population.