Ecological Archives E093-237-A2

Adam N. H. Smith, Marti J. Anderson, Russell B. Millar. 2012. Incorporating the intraspecific occupancy–abundance relationship into zero-inflated models. Ecology 93:2526–2532. http://dx.doi.org/10.1890/12-0460.1

Appendix B (Table B1). Summary statistics of the posterior distributions of estimated parameters, including the mean, standard deviation (SD), median, and 50% and 95% credible intervals (CI).

Parameter Description Mean SD Median 50% CI 95% CI
σR Component of variation for Reserve 1.20 0.35 1.17 (0.99, 1.38) (0.59, 1.97)
σS Component of variation for Season 0.55 0.12 0.55 (0.47, 0.63) (0.34, 0.80)
σA Component of variation for Area 0.41 0.27 0.35 (0.24, 0.51) (0.10, 1.09)
σY Component of variation for Year 0.39 0.15 0.37 (0.29, 0.47) (0.17, 0.76)
δ Dispersion parameter 2.89 0.91 2.77 (2.25, 3.40) (1.50, 5.01)
γ0 Intercept for link between π and λ 0.34 0.72 0.34 (-0.08, 0.77) (-1.03, 1.76)
γ1 Slope for link between π and λ -1.60 0.50 -1.55 (-1.89, -1.26) (-2.72, -0.76)
β0 Global mean 0.38 0.30 0.39 (0.20, 0.57) (-0.26, 0.93)
βR Coefficient for reserve effect 0.85 0.25 0.83 (0.70, 0.97) (0.41, 1.40)
βS Coefficient for seasonal effect 0.39 0.08 0.39 (0.33, 0.45) (0.24, 0.57)
λ1 Negative binomial mean outside reserve 0.68 0.30 0.64 (0.48, 0.83) (0.24, 1.35)
λ2 Negative binomial mean inside reserve 3.62 1.58 3.41 (2.84, 4.06) (1.74, 6.72)
π1 Zero-inflation probability outside reserve 0.71 0.13 0.73 (0.64, 0.80) (0.42, 0.91)
π2 Zero-inflation probability inside reserve 0.18 0.09 0.17 (0.13, 0.23) (0.04, 0.39)
μ1 Mean count outside reserve 0.20 0.18 0.17 (0.11, 0.25) (0.03, 0.59)
μ2 Mean count inside reserve 3.02 1.59 2.80 (2.23, 3.47) (1.12, 6.18)
μ21 Reserve effect 24.84 51.16 16.36 (11.24, 24.89) (4.10, 90.00)
D Deviance 994.91 6.80 994.10 (990, 999) (984, 1010)

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