Skip to main content
. 2022 Jul 11;199(3):737–752. doi: 10.1007/s00442-022-05212-w

Table 2.

Model averaged parameter estimates (Est.), standard errors (SE), and relative variable importance (RVI) of (1) deadwood and forest characteristics, (2) microclimatic variables, and (3) combination of deadwood and forest characteristics, and microclimatic variables, explaining (a) current and (b) long-term occurrence, and (c) current and (d) long-term abundance, based on models with ΔAICc < 7

Variables Est SE RVI Est SE RVI Est SE RVI Est SE RVI
1. Deadwood and forest characteristics (a) Current occurrence (b) Long-term occurrence (c) Current abundance (d) Long-term abundance
 Diameter 0.279 0.085 0.99 0.254 0.084 1.00 0.048 0.039 0.70 0.045 0.014 1.00
 Length  < 0.001  < 0.001  < 0.01  < 0.001  < 0.001 0.56
 Ground contact  < 0.001 0.004 0.17 0.001 0.005 0.19 − 0.001 0.002 0.19
 Bark cover 0.005 0.013 0.24 0.001 0.009 0.19 − 0.001 0.006 0.15
 Vegetation cover 0.002 0.009 0.18 − 0.001 0.010 0.18  < 0.001 0.003 0.14 − 0.006 0.005 0.62
 Softness − 0.079 0.134 0.39 0.003 0.062 0.18 0.072 0.065 0.68 0.120 0.022 1.00
 Canopy openness 0.002 0.011 0.02 0.001 0.004 0.15 0.028 0.004 1.00
 Basal area − 0.173 0.061 0.98 − 0.228 0.064 0.99 0.002 0.012 0.14
 Vegetation type − 0.217 0.564 0.26 − 0.597 0.894 0.45 0.115 0.223 0.32 − 0.149 0.207 0.38
 Stand type 2 − 0.002 0.097  < 0.01 − 0.004 0.081 0.10
 Stand type 3 0.008 0.226 − 0.208 0.709
 Stand type 4 − 0.028 0.346 − 0.055 0.232
2. Microclimatic variables (a) Current occurrance (b) Long-term occurrance (c) Current abundance (d) Long-term abundance
 Average temperature
  (A) Autumn − 0.428 0.899 0.27 0.067 0.391 0.04 − 0.053 0.181 0.14 0.003 0.028 0.03
  (B) Winter − 0.085 0.411 0.05 − 2.616 1.967 0.71 − 0.046 0.175 0.16 − 0.664 0.186 0.95
  (c) Spring 0.065 0.192 0.15 0.627 0.619 0.62 − 0.007 0.034 0.10 0.047 0.058 0.46
  (d) Summer 0.164 0.326 0.26 0.240 0.471 0.26 − 0.029 0.076 0.17 0.013 0.037 0.14
 Temperature fluctuations
  (a) Autumn − 0.030 0.335 0.16 − 0.013 0.399 0.18 − 0.037 0.116 0.15 0.005 0.026 0.05
  (b) Winter − 2.318 1.013 0.94 − 0.687 1.181 0.29 − 0.088 0.206 0.26 − 0.016 0.078 0.07
  (c) Spring 0.018 0.079 0.09 0.002 0.031 0.01 − 0.004 0.021 0.08 0.001 0.005 0.03
  (d) Summer 0.010 0.052 0.08 − 0.029 0.097 0.16 − 0.003 0.018 0.08 0.001 0.007 0.05
 Temperature extremes
  (a) Winter − 0.075 0.349 0.13 − 0.551 1.255 0.20 − 0.016 0.182 0.12 − 0.032 0.145 0.05
  (b) Summer 0.062 0.146 0.20 0.004 0.045 0.02 − 0.016 0.041 0.18 0.003 0.011 0.07
 Moisture
  (a) Autumn − 0.002 0.016 0.12 0.003 0.027 0.13 − 0.001 0.005 0.09 − 0.026 0.006 1.00
  (b) Winter 0.006 0.013 0.30 − 0.007 0.015 0.30 0.003 0.007 0.28 0.015 0.004 1.00
  (c) Spring  < 0.001 0.004 0.10 − 0.001 0.006 0.12 0.003 0.006 0.25
  (d) Summer − 0.007 0.015 0.31 0.002 0.010 0.15 0.002 0.005 0.26
3. All variables combined (a) Current occurrence (b) Long-term occurrence (c) Current abundance (d) Long-term abundance
 Diameter 0.274 0.093 1.00 0.281 0.118 1.00 0.040 0.067 0.33 0.109 0.028 0.97
 Length 0.001  < 0.001 0.72
 Ground contact  < 0.001 0.003 0.06 0.001 0.005 0.07  < 0.001 0.001 0.03
 Bark cover 0.001 0.006 0.09  < 0.001 0.004 0.05  < 0.001 0.001 0.01
 Vegetation cover 0.001 0.007 0.09 0.005 0.020 0.10 − 0.003 0.008 0.12
 Softness − 0.038 0.104 0.18 − 0.011 0.072 0.06 0.161 0.096 0.81 0.010 0.028 0.13
 Canopy openness 0.002 0.011 0.04 0.002 0.013 0.02  < 0.001 0.001 0.02 0.015 0.010 0.75
 Basal area − 0.025 0.055 0.21 − 0.051 0.089 0.27 0.023 0.049 0.22 0.006 0.018 0.12
 Vegetation type − 0.156 0.544 0.13 − 0.893 1.582 0.32 0.033 0.149 0.07
 Stand type 2 0.003 0.896 0.21
 Stand type 3 − 2.965 1108
 Stand type 4 − 0.958 2.053
 Average temperature
  (a) Autumn − 0.074 0.466 0.09 0.099 0.715 0.07 0.005 0.096 0.021 1.204 0.435 0.92
  (b) Winter − 0.757 1.095 0.39 − 0.911 1.563 0.30 − 0.265 0.516 0.27 − 0.065 0.229 0.08
  (c) Spring 0.011 0.086 0.05 0.068 0.282 0.10 − 0.002 0.019 0.03
  (d) Summer 0.203 0.415 0.24 0.251 0.639 0.17 − 0.002 0.023 0.03
 Temperature fluctuations
  (a) Autumn 0.038 0.254 0.06 0.205 0.742 0.12  < 0.001 0.022 0.02
  (b) Winter − 0.450 0.857 0.28 − 0.230 0.816 0.12 − 0.013 0.085 0.04
  (c) Spring 0.006 0.048 0.04 0.012 0.076 0.06 0.002 0.014 0.03
  (d) Summer 0.032 0.112 0.11 0.019 0.088 0.07 0.001 0.008 0.02
 Temperature extremes
  (a) Winter − 0.089 0.436 0.06 − 0.738 1.761 0.17 − 0.436 0.845 0.27 − 1.777 0.577 0.92
  (b) Summer 0.112 0.218 0.27 0.026 0.112 0.08  < 0.001 0.006 0.01 0.006 0.028 0.05
 Moisture
  (a) Autumn  < 0.001 0.012 0.07 0.001 0.017 0.05  < 0.001 0.002  < 0.01 − 0.001 0.005 0.03
  (B) Winter  < 0.001 0.005 0.07 − 0.013 0.025 0.28 0.001 0.005 0.11 0.001 0.003 0.03
  (C) Spring − 0.001 0.006 0.07 − 0.002 0.008 0.08 0.004 0.008 0.24
  (d) Summer − 0.002 0.008 0.11  < 0.001 0.004 0.04 0.007 0.008 0.47

For stand and vegetation types, the first categories are taken as references. Variable importance > 0.5 is highlighted in bold font