Spray coverage | Spray Operator Form, data collected daily | 5 | 5 | 5 | 5 | Number of eligible structures found; number of eligible structures sprayed; spray coverage rate; total population protected |
Quality of spraying | Wall bioassays, 2013/2014 | 6/2 | 2/2 | 6/2 | 2/2 | Mortality rate of mosquitoes |
Environmental compliance | 13-item checklist | 6 | 30 | 30 | 30 | Compliance with best management practices |
Cost analysis | Before-after analysis in CB IRS districts (2012 vs. 2013 and 2014) and comparison of CB IRS with matched DB IRS districts (2013 and 2014) | 5 | 5 | — | — | Total costs; cost per structure sprayed; cost per person protected |