Table 1: Best values of the Cardassian parameters fitting the SDSS baryon spectrum.
Free parameters Priors $\chi^2_{{\rm d.o.f.}}$ Best fit
n $n_{\rm s}=1$, $\Omega_{\rm m0}=0.224$, 1.28 $n=-5.6\times 10^{-7}$
  $\Omega_{\rm b0}=0.046$, h=0.72    
n, $\Omega _{\rm m0}$ $n_{\rm s}=1$, $\Omega_{\rm b0}=0.046$, 1.09 $\Omega_{\rm m0}=0.62$,
  h=0.72   n=-0.1
n, $\Omega _{\rm b0}$ $n_{\rm s}=1$, $\Omega_{\rm c0}=0.73$, 1.08 $\Omega_{\rm b0}=-0.0022$,
  h=0.72   $n=-2.0\times 10^{-5}$
n, h $n_{\rm s}=1$, $\Omega_{\rm m0}=0.224$, 1.05 h=1.11,
  $\Omega_{\rm b0}=0.046$   $n=-9.0\times 10^{-5}$
n, $n_{\rm s}$ $\Omega_{\rm m0}=0.224$, 1.06 $n_{\rm s}=1.23$,
  $\Omega_{\rm b0}=0.046$, h=0.72   $n=-4.0\times 10^{-5}$

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