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Table 3 Summary of multiple linear regression model fits of Q. garryana crown dieback nine months after burns, May 2016 and 2018, at Joint Base Lewis-McChord, Washington, USA. PCVS = percent crown volume scorched, DBHCC = bole char at breast height, BCC = bole char at base, PCVSP = percent crown volume sprouting

From: Resilience of Oregon white oak to reintroduction of fire

  Evaluation criteria
Model predictors RMSE R2 Δ AIC
PCVS+DBHCC+tree size+PCVS*tree size (final model) 19.7 0.57  
PCVS+DBHCC+tree size 20.7 0.52 18
PCVS+DBHCC+PCVSP+tree size 20.6 0.53 17
PCVS+DBHCC+Duff consumed (%)+PCVSP+tree size 20.5 0.53 18
PCVS+DBHCC+BCC+Duff consumed (%)+PCVSP+tree size 20.5 0.54 18
PCVS+Bole char height+DBHCC+BCC+Duff consumed (%)+PCVSP+tree size 20.5 0.54 20