Independent variables | Â | Â | Association with preventive practices against H7N9 (aOR (95% CI)) | ||
---|---|---|---|---|---|
N | % | Step 1 (social-demographics) | Step 2 (knowledge) | Step 3 (attitudes) | |
Sex | Â | Â | Â | Â | Â |
  Male | 139 | 45.4 | ref | ref | ref |
  Female | 167 | 54.6 | 0.96 (0.53,1.72) | 1.27 (0.63, 2.57) | 1.66 (0.76,3.62) |
Age (y) | Â | Â | Â | Â | Â |
  15-24 | 87 | 28.4 | 0.76 (0.38,1.54) | 0.72 (0.30, 1.71) | 0.72 (0.27,1.90) |
  35-54 | 198 | 64.7 | ref | ref | ref |
  ≥55 | 21 | 6.9 | 8.12 (2.63, 25.07) *** | 14.19 (3.61, 55.77) ** | 13.18 (2.75,63.06) ** |
Education | Â | Â | Â | Â | Â |
  Illiterate | 76 | 24.8 | 0.26 (0.11, 0.57) ** | 0.32 (0.11, 0.92) * | 0.35 (0.11,1.08) |
  Primary | 155 | 50.7 | ref | ref | ref |
  Secondary or above | 75 | 24.5 | 0.72 (0.36,1.45) | 0.53 (0.23,1.22) | 0.61 (0.25, 1.49) |
Income (CY) | Â | Â | Â | Â | Â |
  <1000 | 35 | 11.4 | ref | ref | ref |
  1000-3000 | 174 | 56.9 | 1.04 (0.41,2.69) | 1.24 (0.40,3.81) | 1.25 (0.35,4.40) |
  >3000 | 97 | 31.7 | 1.28 (0.47,3.50) | 1.98 (0.59,6.69) | 1.47 (0.38,5.66) |
Area | Â | Â | Â | Â | Â |
  Rural | 124 | 40.5 | ref | ref | ref |
  Urban | 182 | 59.5 | 0.38 (0.21,0.69) ** | 0.60 (0.29,1.22) | 0.72 (0.31, 1.64) |
Years of working activity | Â | Â | Â | Â | Â |
  <4 | 76 | 24.8 | ref | ref | ref |
  4-10 | 154 | 50.3 | 1.22 (0.58,2.55) | 0.77 (0.32,1.87) | 0.80 (0.31, 2.05) |
  >10 | 76 | 24.8 | 0.57 (0.23,1.44) | 0.53 (0.18,1.53) | 0.76 (0.23, 2.49) |
Daily average hours of contact with living poultry | Â | Â | Â | Â | Â |
  <8 | 11 | 3.6 | ref | ref | ref |
  8-10 | 163 | 53.3 | 0.60 (0.16,2.32) | 1.11 (0.22,5.49) | 0.63 (0.13,3.20) |
  >10 | 132 | 43.1 | 0.13 (0.03, 0.55) * | 0.28 (0.05,1.42) | 0.15 (0.03,0.80) * |
Involved poultry slaughtering | Â | Â | Â | Â | Â |
  No | 39 | 12.8 | ref | ref | ref |
  Yes | 267 | 87.5 | 0.16 (0.06, 0.38) *** | 0.19 (0.06,0.65) ** | 0.22 (0.05,0.88) * |
Number of sources to access information on H7N9 | Â | Â | Â | Â | Â |
  1 | 117 | 38.2 | - | ref | ref |
  2-3 | 145 | 47.4 | - | 2.41 (1.06, 5.45) * | 2.42 (0.95,6.17) |
  4 or above | 44 | 14.4 | - | 24.0 (5.95, 96.52) *** | 25.92 (5.18, 129.66) *** |
With accurate knowledge in | Â | Â | Â | Â | Â |
  There is no reported H7N9 human cases in Guangdong Province (before June 30, 2013) | 240 | 78.4 | - | 1.65 (0.67,4.04) | 2.16 (0.78, 5.98) |
  Sick or dead birds should be buried or burned | 238 | 77.8 | - | 8.96 (2.59,31.08) ** | 9.55 (2.41, 37.82) ** |
  H7N9 is not transmissible from human to human | 237 | 77.5 | - | 3.31 (1.28, 8.57) * | 3.66 (1.23, 10.87) * |
  Fever, cough and sore throat are early symptoms of H7N9 infection | 218 | 71.2 | - | 0.42 (0.16,1.09) | 0.41 (0.14,1.20) |
  Contacts with bird secretions or feces is a high risk for H7N9 infection | 141 | 46.1 | - | 2.37 (1.12, 5.03) * | 2.20 (0.96, 5.03) |
Human H7N9 vaccine is not yet available | 134 | 43.8 | - | 0.92 (0.45,1.91) | 1.20 (0.53,2.70) |
  Perceived severity of H7N9 compared with SARS |  |  |  |  |  |
  Much less/less | 178 | 58.2 | - | - | ref |
  Almost the same | 58 | 19.0 | - | - | 1.55 (0.48, 5.03) |
  More/much more | 70 | 22.9 | - | - | 0.74 (0.28, 1.97) |
Perceived personal susceptibility to H7N9 infection | Â | Â | Â | Â | Â |
  Very unlikely/unlikely | 191 | 62.4 | - | - | ref |
  Neutral | 45 | 14.7 | - | - | 6.41 (2.26, 18.19) *** |
  Likely/very likely | 70 | 22.9 | - | - | 4.73 (1.76, 12.70) ** |
Agree/strongly agreea in: | Â | Â | Â | Â | Â |
  Confident in self-protection | 229 | 74.8 | - | - | 1.46 (0.55, 3.90) |
  Transparent and timely dissemination of information | 267 | 87.3 | - | - | 0.74 (0.23,2.43) |
  Good control over the epidemic by the government | 244 | 79.7 | - | - | 0.53 (0.17,1.65) |
  Satisfied with the current control measures | 230 | 75.2 | - | - | 1.88 (0.56,6.36) |
Model summary | Â | Â | Â | Â | Â |
  G(-2Log likelihood) |  |  | −300.6 | -224.9 | -200.0 |
  p-valueb |  |  |  | <0.001 | 0.004 |
  Cox & Snell R Square |  |  | 0.249 | 0.414 | 0.459 |
  ΔR2 |  |  |  | 0.165 | 0.045 |