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. 2009 Mar 2;106(11):4143–4147. doi: 10.1073/pnas.0810049106

Table 2.

Cross-border sample: summary statistics

Parameter Mean SD Difference (Council − State)
No. of pairs
Mean SD
Aspect (BL) 0.53 0.26 −0.15*** 0.02 242
Aspect (pine) 0.47 0.27 −0.10*** 0.03 91
Nearby forest stock 4.19 2.32 −0.20*** 0.07 276
Population density 0.91 0.95 0.04*** 0.01 276
Time to road 2.49 2.52 −0.07*** 0.02 276

*** denotes significance at the 1% level.