Table 2 Best model fits \({\mathrm{G}}^{2}\) for the P-model and the A-model along with the estimated model parameters \(\widehat{\pi }\) (doping prevalence), \(\widehat{\mathrm{n}}\) (non-compliance), and \(\widehat{\mathrm{p}}\) (inclusion probability)
P-model | A-model | |||||
|---|---|---|---|---|---|---|
\({G}^{2}\) | \(\widehat{\pi }\) | \(\widehat{n}\) | \({G}^{2}\) | \(\widehat{\pi }\) | \(\widehat{p}\) | |
WCA doping | 20.6 | 21.2% | 31.9% | 35.0 | 36.7% | 73.4% |
PAG doping | 15.5 | 10.6% | 9.9% | 6.3 | 39.9% | 79.7% |
PAG supplements | 18.7 | 8.6% | 11.4% | 10.6 | 55.3% | 70.5% |
Sum | 54.9 | – | – | 51.9 | ||