Table 1.

Mean and SD of odds ratios of deforestation (1997–2008) for categories of PAs after they were designated as protected

Before adjustment*After adjustment*Effectiveness increased
CategoryNo. of PAsOdds ratioArea-weighted odds ratioOdds ratioArea-weighted odds ratioYesNo
Strictly protected900.40 ± 0.590.380.42 ± 0.600.431412
Sustainable use1760.48 ± 0.860.330.58 ± 0.860.863025
Indigenous land3180.74 ± 1.990.240.28 ± 0.650.697154
Military reserve114.40 ± 7.990.202.74 ± 5.310.50
All PAs5950.67 ± 1.930.290.43 ± 1.060.6811591
  • *Before and after adjustment to compensate for differences in deforestation probability in areas of pairwise comparison.