Health-related physical fitness in a representative sample (N = 19,904) of Chilean 8th-grade students: The 2011 National Physical Education Survey.

Data are mean (standard error) or percent (standard error) and n of category within sex. NI, needs improvement; CRF, cardiorespiratory fitness; MSF, musculoskeletal fitness; BMI, body mass index; WC, waist circumference. †P-values reflect sex differences within strata. Cardiorespiratory fitness is classified according to FITNESGRAM 2011 maximal aerobic capacity cut-points [39]. bUnhealthy musculoskeletal fitness is standing broad jump below the 20th percentile of European adolescents [14]. cBody mass index is classified according to the FITNESSGRAM 2011 health-related standards [42]. dWaist circumference is classified according to health-related cut-points [46].Health-related physical fitness in a representative sample (N = 19,904) of Chilean 8th-grade students: The 2011 National Physical Education Survey.