Variables used as a predictor of volunteer involvement in urban tree/forest management.
| Code variable | Variable description | Percent or mean (standard deviation) |
|---|---|---|
| Volt | Community works with volunteers or partners | 65.4% |
| Pop | Community population from 2010 census | 91,871 (339,889) |
| Foract | Community conduct any kind of shade tree/urban and community forestry activities | 86.0% |
| Cetarb | Community has ISA Certified Arborist staff | 60.9% |
| Degree | Staff has degree (two, four, or masters) | 56.5% |
| Totemp | Total employee | 10.0 (16.3) |
| Contractor | Paid contractors used | 87.7% |
| Adbudget | Budget adequate to meet current identified need | 52.5% |
| Trboard | Community has government authorized tree board, parks board, city department, etc. | 67.1% |
| Ordinance | Municipality have one or more municipal ordinances that pertain to trees | 91.0% |
| Strgplan | Community have a written strategic plan for urban forestry | 50.3% |
| Voltrain | Volunteers receive training | 45.2% |
| Treeinven | Community have a tree inventory | 66.6% |
| Systematic | Community have systematic tree care activities | 45.4 (34.3) |
| Rskmgmt | Community conducts tree risk management (hazard tree identification) | 57.3% |
| Outreach | Municipal staff provide educational presentation to city residents | 59.4% |
| Treecity | Community is a Tree City USA | 73.0% |
| Percapita | Per capita budget | 0.52 (0.50) |