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Table 4 Multivariate linear regression of scores for knowledge, attitudes and practice towards pandemic influenza A (H1N1)

From: Knowledge, attitudes and practices towards pandemic influenza among cases, close contacts, and healthcare workers in tropical Singapore: a cross-sectional survey

   Practice Score Attitudes Score Knowledge Score
   β 95% CI for β p-value β 95% CI for β p-value β 95% CI for β p-value
Sex Male -2.27 -8.97 to 4.43 0.506 1.78 -4.18 to 7.73 0.558 2.42 -3.30 to 8.13 0.407
Status Patients 11.03 6.06 to 16.00 < 0.001 3.30 -1.11 to 7.71 0.142 0.46 -3.77 to 4.69 0.831
  Contacts 2.85 0.14 to 5.56 0.040 0.588 -1.82 to 3.00 0.633 3.19 0.88 to 5.50 0.007
  Healthcare Workers 3.39 0.78 to 6.00 0.011 1.17 -1.14 to 3.48 0.323 0.79 -1.43 to 3.01 0.485
  General Servicemen* NA    NA    NA   
Ethnicity Others -0.93 -7.02 to 5.14 0.762 3.08 -2.32 to 8.48 0.263 -3.63 -8.80 to 1.55 0.170
  Indian 2.33 -2.09 to 6.75 0.301 0.43 -3.49 to 4.36 0.829 1.46 -2.31 to 5.23 0.447
  Malay 6.17 3.20 to 9.13 < 0.001 3.30 0.67 to 5.92 0.014 -0.63 -3.15 to 1.89 0.626
  Chinese* NA    NA    NA   
Age   0.25 -0.01 to 0.50 0.057 0.11 -0.11 to 0.34 0.330 0.22 -0.002 to 0.43 0.053
Education High School -0.03 -2.30 to 2.25 0.982 -1.50 -3.52 to 0.52 0.146 1.73 -2.31 to 5.23 0.080
  Degree -5.01 -9.84 to -0.18 0.042 -3.82 -8.09 to 0.47 0.081 2.55 -3.15 to 1.89 0.223
  Elementary/Middle School * NA    NA    NA   
Housing 4 room public flat -1.08 -3.98 to 1.83 0.467 -1.57 -4.15 to 1.01 0.232 0.70 -1.78 to 3.17 0.582
  5 room public flat -2.69 -5.75 to 0.37 0.084 -0.09 -2.80 to 2.63 0.951 0.50 -2.11 to 3.11 0.709
  Private Property -2.41 -6.07 to 1.24 0.196 -0.85 -4.10 to 2.40 0.610 1.59 -1.53 to 4.71 0.316
  ≤ 3 room public flat* NA    NA    NA   
Knowledge Score 0.30 0.22 to 0.37 < 0.001 0.21 0.14 to 0.28 < 0.001    
Attitudes Score 0.04 -0.03 to 0.11 0.280       
  1. *Reference group