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Table 2 Model of saplings count

From: Effects of stand features and soil enzyme activity on spontaneous pedunculate oak regeneration in Scots pine dominated stands – implication for forest management

Predictors Saplings count
Incidence rate ratios std. Error CI z Statistic p-value
(Intercept) 0.27 1.32 0.02–3.63 −0.99 0.325
Litter 0.98 0.01 0.96–0.99 −3.26 0.001
Oak.basal.m 0.01 1.13 0.00–0.08 −4.16 < 0.001
Hornbeam.basal.m 0.00 3.93 0.00–0.02 −2.91 0.004
Spruce.basal.m 0.08 0.70 0.02–0.31 −3.64 < 0.001
Phosphatase.O 2.30 0.31 1.25–4.23 2.68 0.007
Random Effects
 Residual variance 0.52
 Random intercept variance 0.17
 Intraclass correlation coefficient 0.25
 Number of forest stands 13
 Observations 240
 Marginal R2 / Conditional R2 0.494 / 0.619