Table 1.

Multi-level regression analyses for changes in swim times across years (Model 1) and with correction for multiple participations (Model 2) for the annual fastest and annual three fastest finishers

Model	β	SE ( β )	Stand. β	T	P
Annual fastest men
1	−3.058	0.673	−0.556	−4.543	< 0.001
2	−3.058	0.673	−0.556	−4.543	< 0.001
Annual three fastest men
1	−3.737	0.399	−0.620	−9.355	< 0.001
2	−3.737	0.399	−0.620	−9.355	< 0.001
Annual fastest women
1	−5.197	0.671	−0.779	−7.747	< 0.001
2	−5.197	0.671	−0.779	−7.747	< 0.001
Annual three fastest women
1	−5.766	0.423	−0.798	−13.621	< 0.001
2	−5.766	0.423	−0.798	−13.621	< 0.001