Constraining the dark energy models using baryon acoustic oscillations: An approach independent of H0 ⋅ rd

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Table 4.

Constraints at 68% confidence-level errors on the cosmological parameters for the different tested models for the two BAO + SN datasets: BAO+SN and BAO_θ + SN.

Model	Ω_m	Ω_K	w₀	w_a	ΔAIC	ΔBIC	ΔDIC	ln(BF)
BAO+SN

LCDM	0.305 ± 0.011	–	–	–	0	0	0	0
wCDM	0.302 ± 0.012	–	−0.986 ± 0.045	–	−1.603	−3.714	0.240	−2.777
wwaCDM	0.361 ± 0.034	–	−1.18 ± 0.139	−0.376 ± 0.672	−22.4	−26.6	−18.6	16.9
OkLCDM	0.336 ± 0.018	−0.211 ± 0.066	–	–	−20.9	−23.1	−19.1	18.5
Linear	0.333 ± 0.084	–	−1.128 ± 0.118	−0.125 ± 1.056	−22.4	−26.7	−18.6	16.6
CPL	0.369 ± 0.021	–	−1.166 ± 0.134	−0.569 ± 0.889	−22.2	−26.4	−18.4	16.4
Log	0.335 ± 0.055	–	−1.183 ± 0.111	−0.2 ± 0.865	−22.0	−26.2	−18.2	16.3
pEDE	0.353 ± 0.014	–	–	–	−18.1	−18.1	−18.2	18.4
gEDE	0.36 ± 0.022	–	−1.319 ± 0.478	0.176	−20.3	−22.4	−18.4	18.3
BAO_θ + SN

LCDM	0.3 ± 0.014	–	–	–	0	0	0	0
wCDM	0.321 ± 0.049	–	−1.084 ± 0.141	–	−1.765	−3.772	0.144	−1.650
wwaCDM	0.338 ± 0.044	–	−1.095 ± 0.091	−0.311 ± 0.739	−3.978	−7.992	−0.068	−1.742
OkLCDM	0.312 ± 0.027	−0.089 ± 0.147	–	–	−1.918	−3.926	0.014	−0.229
Linear	0.33 ± 0.061	–	−1.072 ± 0.117	−0.279 ± 0.817	−3.739	−7.753	0.119	−2.107
CPL	0.332 ± 0.052	–	−1.071 ± 0.124	−0.344 ± 0.922	−3.707	−7.721	0.213	−1.901
Log	0.318 ± 0.062	–	−1.087 ± 0.126	−0.027 ± 0.653	−3.794	−7.808	0.052	−1.763
pEDE	0.348 ± 0.014	–	–	–	−0.037	−0.037	−0.061	−0.120
gEDE	0.339 ± 0.027	–	−0.892 ± 0.64	0.219	−2.047	−4.055	0.015	0.062

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