Table 2

The career and recent personal best times for various road events of the runners who reported EAMC during or immediately after the 2009 Two Ocean marathon and control runners

EAMC group (N=20)CON group (N=29)p Value
Career personal best times
 10 km (min)39.4±5.2 (8)42.29±6.5 (21)0.148
 21.1 km (min)119.9±81.5 (17)97.7±15.9 (26)0.518 a
 42.2 km (min)213.3±42.0 (18)217.6±23.7 (26)0.403 a
 56 km Two Oceans (min)310.1±41.3 (15)322.2±37.4 (19)0.376
 89 km Comrades (min)556.9±151.2 (14)576.4±72.6 (18)0.633
Recent (past 15 weeks) personal best times
 10 km (min)45.5±11.8 (8)48.9±8.1 (12)0.449
 21.1 km (min)124.8±88.8 (14)114.3±18.3 (16)0.646
 42.2 km (min)253.6±65.9 (16)242.8±29.4 (26)0.403
  • Personal best times are expressed as an average±SD. The number of runners (N) with non-missing data for each variable is in parentheses.

  • * Non-parametric p value.

  • CON, control; EAMC, exercise-associated muscle cramping.