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Table 2 Model support statistics (upper panel) and parameter estimations taken from the best-supported model (lower panel)

From: Landscape and climatic features drive genetic differentiation processes in a South American coastal plant

Model name Ln marginal likelihood Log Bayes factor Model probability
Step stone from coast −5900.7 0 1.0
Source-sink from west −5940.5 −79.6 5.1E−18
Source-sink from inland −5941.5 −81.6 1.9E−18
Step stone from inland −5944.9 −88.4 6.5E−20
Parameter Median Mean 95% CI
θ ‘Inland’ 4.11 4.25 2.55–6.28
θ ‘West’ 0.55 0.56 0.12–0.96
θ ‘North’ 0.51 0.52 0.05–0.95
θ ‘South’ 0.27 0.22 0–0.55
M ‘West’ → ‘Inland’ 0.41 0.45 0–1.16
M ‘North’ → ‘West’ 0.3 0.26 0–0.6
M ‘South’ → ‘West’ 0.19 0.08 0–0.41
  1. Bayes factor values < 2 indicate a strong preference for the model with the highest probability. Θ, mutation scaled population size; M, mutation scaled migration rate; CI, confidence interval. For graphical model descriptions, see Additional file 1: Fig. S5