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Table 2 Fixed effects part of generalized linear mixed models for abundance (a) and species richness (b) for all areas ( n= 12) before restoration

From: The effect of peatland drainage and restoration on Odonata species richness and abundance

  

Estimate

SE

z

P

a)

Intercept

2.57

0.40

6.35

<0.001

 

treatment (D)

−3.17

0.64

−4.98

<0.001

 

treatment (R)

−2.90

0.61

−4.74

<0.001

b)

Intercept

0.88

0.19

4.75

<0.001

 

treatment (D)

−1.98

0.53

−3.71

<0.001

 

treatment (R)

−1.58

0.45

−3.51

<0.001

  1. Pristine sites are used as baselines, and treatment (D) = drained sites, treatment (R) = restored sites. Random variables = study area, study site; number of observations = 36, residual degrees of freedom = 31.
  2. Number in bold indicate statistically significant results.