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Table 5 Multi-level multivariable linear regression to assess contribution of each factor to H7N9/MERS knowledge scores

From: Adequacy of public health communications on H7N9 and MERS in Singapore: insights from a community based cross-sectional study

  H7N9 MERS
Variable Coefficient 95% CI P-value Coefficient 95% CI P-value
Gender
 Male 0.00 Reference 0.00 Reference
 Female 0.13 (−0.15, 0.40) 0.363 0.15 (−0.04, 0.34) 0.118
Age group
 16–21 0.00 Reference 0.00 Reference
 22–39 0.34 (− 0.21, 0.89) 0.227 0.31 (−0.12, 0.75) 0.159
 40–59 0.66 (0.12, 1.19) 0.016* 0.42 (0.00, 0.85) 0.049*
  ≥ 60 0.77 (0.15, 1.40) 0.015* 0.28 (−0.19, 0.75) 0.237
Ethnicity
 Chinese 0.00 Reference 0.00 Reference
 Malay −0.58 (−0.95, − 0.21) 0.002* − 0.56 (− 0.80, − 0.32) < 0.001*
 Indian −0.47 (− 0.84, − 0.10) 0.014* −0.36 (− 0.61, − 0.12) 0.003*
 Others 0.04 (− 0.80, 0.87) 0.933 −0.18 (− 0.69, 0.33) 0.486
Housing
 Public – 3 rooms and below 0.00 Reference 0.00 Reference
 Public – 4 rooms and above 0.33 (−0.01, 0.68) 0.057 0.41 (0.18, 0.64) < 0.001*
 Private −0.30 (− 0.89, 0.30) 0.330 0.22 (−0.16, 0.61) 0.256
Highest education attainment
 Primary 0.00 Reference 0.00 Reference
 Secondary 0.10 (−0.37, 0.57) 0.674 0.33 (0.00, 0.67) 0.049*
 Tertiary 0.51 (−0.03, 1.05) 0.062 0.54 (0.16, 0.91) 0.005*
Preferred source of information
 Television and/or radio 0.00 (−0.54, 0.54) 0.994 0.03 (−0.31, 0.36) 0.872
 Printed media 0.21 (−0.15, 0.57) 0.260 0.16 (−0.08, 0.41) 0.198
 Websites/ Internet 0.19 (−0.19, 0.56) 0.326 0.10 (−0.16, 0.36) 0.448
 Social media 0.12 (−0.22, 0.47) 0.473 0.04 (−0.19, 0.28) 0.733
 From friends and/or colleagues −0.55 (−0.99, − 0.11) 0.015* −0.28 (− 0.61, 0.05) 0.092
 From family members and/or relatives −0.02 (−0.48, 0.44) 0.937 −0.09 (− 0.42, 0.24) 0.608
  1. *Significant difference between variable and H7N9 or MERS knowledge scores at P < 0.05