Table 2. Percentage of responses to demographic, dengue and mosquito-related factors according to level of support for a release of genetically modified “sterile” mosquitoes in Key West, Florida, USA, among the 195 participants who had heard of the release*.
| Response | Strongly opposed | Somewhat opposed | Neutral | Somewhat supportive | Strongly supportive | p value |
|---|---|---|---|---|---|---|
| Overall level of support, no. (%) | 19 (9.7) | 16 (8.2) | 49 (25.1) | 43 (22.1) | 68 (34.9) | NA |
| Mosquitoes noticed outside (%, many or very many) | 26.3 | 12.5 | 14.6 | 11.9 | 22.1 | 0.87† |
| How many days did you spend outside last week, % >3 d | 79.0 | 68.8 | 83.7 | 79.1 | 75.0 | 0.75† |
| Limit outdoor activity because of mosquitoes, % often or always | 10.5 | 6.3 | 10.2 | 4.7 | 8.8 | 0.80† |
| Able to report dengue as a mosquito-carried disease, % yes | 84.2 | 87.5 | 75.5 | 79.1 | 80.9 | 0.78† |
| How serious is dengue in Key West, % very or extremely serious | 31.6 | 43.8 | 38.6 | 40.0 | 31.3 | 0.63† |
| How likely is it that you or a family member will get dengue in Key West, % somewhat or very likely | 10.5 | 18.8 | 10.6 | 12.8 | 10.8 | 0.78† |
| Aware of ABCD, % yes | 15.8 | 18.8 | 26.1 | 29.0 | 14.3 | 0.68† |
| Willing to pay $100 or more for effective mosquito control, %, yes | 28.6 | 50.0 | 58.7 | 73.5 | 73.3 | <0.001† |
| Current mosquito control is very or extremely effective, % yes |
66.7 |
75.0 |
75.5 |
69.8 |
72.1 |
0.97† |
| Mean age, y |
57.8 |
52.6 |
54.7 |
56.2 |
57.7 |
0.67‡ |
| Distribution of support by category | ||||||
| Sex | <0.001§ | |||||
| M | 10.5 | 6.1 | 18.4 | 17.5 | 47.4 | ND |
| F | 8.6 | 11.1 | 34.6 | 28.4 | 17.3 | ND |
| Key West region | 0.29§ | |||||
| Old Town | 13.3 | 8.0 | 25.3 | 20.0 | 33.3 | ND |
| Midtown | 3.1 | 9.4 | 34.4 | 25.0 | 28.1 | ND |
| New Town | 7.3 | 7.3 | 26.1 | 17.4 | 42.0 | ND |
| Stock Island | 15.8 | 10.5 | 5.3 | 42.1 | 26.3 | ND |
| Race | 0.21§ | |||||
| White non-Hispanic | 9.2 | 8.5 | 24.2 | 20.9 | 37.3 | ND |
| White Hispanic | 6.3 | 0.0 | 18.8 | 37.5 | 37.5 | ND |
| Black | 0.0 | 10.0 | 50.0 | 20.0 | 20.0 | ND |
| Other race | 30.0 | 20.0 | 10.0 | 20.0 | 20.0 | ND |
| Household income | 0.16† | |||||
| <$35,000 | 13.6 | 13.6 | 18.2 | 27.3 | 27.3 | ND |
| $35,000-$49,999 | 7.7 | 15.4 | 7.7 | 46.2 | 23.1 | ND |
| $50,000-$74,999 | 12.5 | 3.1 | 21.9 | 18.8 | 43.8 | ND |
| $75,000-$99,999 | 10.0 | 10.0 | 30.0 | 25.0 | 25.0 | ND |
| >$100,000 | 3.9 | 7.8 | 27.5 | 13.7 | 47.1 | ND |
| Highest level of education | 0.09† | |||||
| Lower than high school | 0.0 | 0.0 | 25.0 | 25.0 | 50.0 | ND |
| High school graduate | 0.0 | 5.6 | 19.4 | 25.0 | 50.0 | ND |
| Some college | 15.6 | 12.5 | 25.0 | 25.0 | 21.9 | ND |
| Associate degree | 7.7 | 0.0 | 30.8 | 23.1 | 38.5 | ND |
| Bachelor’s degree | 11.9 | 10.2 | 28.8 | 18.6 | 30.5 | ND |
| Graduate or professional degree | 12.2 | 6.1 | 24.5 | 20.4 | 36.7 | ND |
*NA, not applicable; ND, calculation not done; ABCD, Florida Keys-based Action to Break the Cycle of Dengue public health campaign. †p value for trend calculated by using Mantel-Haenszel test. ‡p value calculated by using nested analysis of variance. §p value calculated by using χ2 test for heterogeneity.