Secondary human impacts on the forest understory of Ulleung Island, South Korea, a temperate island

Table 8 Coefficient table for selected understory diversity model

	Estimate	Std. error	t value	Pr(>\|t\|)
(Intercept)	0.7777	0.04604	16.892	< 0.0001*
Trail usage	− 0.03568	0.01401	− 2.547	0.0127*
Elevation	0.0001941	0.00009	2.088	0.0398*
Canopy cover	− 0.001160	0.00057	− 2.034	0.0451*
Distance to development	− 0.000077	0.00004	− 2.133	0.0358*
Distance to town	0.0000338	0.00002	1.823	0.0719

ISSN: 2288-1220