Table 1.

Variables used as a predictor of volunteer involvement in urban tree/forest management.

Code variableVariable descriptionPercent or mean (standard deviation)
VoltCommunity works with volunteers or partners65.4%
PopCommunity population from 2010 census91,871 (339,889)
ForactCommunity conduct any kind of shade tree/urban and community forestry activities86.0%
CetarbCommunity has ISA Certified Arborist staff60.9%
DegreeStaff has degree (two, four, or masters)56.5%
TotempTotal employee10.0 (16.3)
ContractorPaid contractors used87.7%
AdbudgetBudget adequate to meet current identified need52.5%
TrboardCommunity has government authorized tree board, parks board, city department, etc.67.1%
OrdinanceMunicipality have one or more municipal ordinances that pertain to trees91.0%
StrgplanCommunity have a written strategic plan for urban forestry50.3%
VoltrainVolunteers receive training45.2%
TreeinvenCommunity have a tree inventory66.6%
SystematicCommunity have systematic tree care activities45.4 (34.3)
RskmgmtCommunity conducts tree risk management (hazard tree identification)57.3%
OutreachMunicipal staff provide educational presentation to city residents59.4%
TreecityCommunity is a Tree City USA73.0%
PercapitaPer capita budget0.52 (0.50)