Performance and sex difference in ultra-triathlon performance from Ironman to Double Deca Iron ultra-triathlon between 1978 and 2013

SpringerPlus

Table 3 Multi-level regression analyses for changes in cycling split times across years with correction for multiple finishes for the annual three fastest women and men

Distance	Sex	ß	SE (ß)	Stand. ß	T	P
Ironman	Female	−1.816	0.226	−0.632	−8.026	< 0.001
Double Iron	Female	0.985	1.320	0.093	0.746	0.458
Triple Iron	Female	12.086	2.604	0.530	4.641	< 0.001
Quintuple Iron	Female	−135.778	102.897	−0.551	−1.320	0.257
Ironman	Male	−2.167	0.255	−0.636	−8.495	< 0.001
Double Iron	Male	−1.960	0.560	−0.355	−3.497	0.001
Triple Iron	Male	−6.017	1.563	−0.404	−3.849	< 0.001
Quadruple Iron	Male	−40.933	27.098	−0.431	−1.511	0.162
Quintuple Iron	Male	32.680	13.618	0.554	2.400	0.032
Deca Iron	Male	−11.336	23.739	−0.090	−0.478	0.637