Skip to main content

Table 8 Multi-level regression analyses for the change in running speed across years for the annual ten fastest male and female runners after correction for multiple finishes and age of athletes with multiple finishes

From: Will the age of peak ultra-marathon performance increase with increasing race duration?

  ß SE (ß) Stand. ß T p
Annual ten fastest men
6 hrs 0.060 0.007 0.534 9.034 <0.0001 *
12 hrs 0.061 0.007 0.472 8.840 <0.0001 *
24 hrs 0.067 0.005 0.633 14.344 <0.0001 *
48 hrs 0.034 0.006 0.344 5.970 <0.0001 *
72 hrs 0.136 0.024 0.503 5.721 <0.0001 *
6 d -0.014 0.004 -0.199 -3.295 0.001 *
10 d 0.044 0.016 0.260 2.773 0.007 *
Annual ten fastest women
6 hrs 0.116 0.009 0.700 13.087 <0.0001 *
12 hrs 0.125 0.010 0.658 13.013 <0.0001 *
24 hrs 0.103 0.007 0.685 15.225 <0.0001 *
48 hrs 0.023 0.007 0.215 3.148 0.002 *
72 hrs 0.565 0.259 0.397 2.183 0.043 *
6 d 0.087 0.009 0.620 10.117 <0.0001 *
10 d 0.095 0.028 0.381 3.445 0.001 *
  1. * = significantly different.