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. 2013 Apr 15;110(18):7342–7347. doi: 10.1073/pnas.1216303110

Table 2.

Proportions of threatened species from seven taxonomic groups and 22 European countries as explained by single variable models of historical or current socioeconomic indicators

1900 1950 2000 1900 1950 2000 1900 1950 2000
PD 0.18 0.15 0.13
GDP 0.23 0.14 0.01
HANPP 0.35 0.23 0.16
R2MF 0.06 0.04 0.03 0.10 0.04 0.00 0.18 0.08 0.04
AIC 5,837 5,972 6,043 5,599 5,986 6,213 5,085 5,730 5,950
AW >99.9 <0.01 <0.01 >99.9 <0.01 <0.01 >99.9 <0.01 <0.01

Fixed-effect estimates, McFadden's R2, Akaike information criterion (AIC), and Akaike weights (AW) for generalized linear mixed-effects models relating the variation in the proportion of red-listed species to either historical (1900 and 1950) or contemporary (2000) values of impact indicators. All fixed-effect estimates are different from 0 with a probability >0.99.