Table 4 Multivariate analysis for possible influencing factors of knowledge scores among urban residents in Shenzhen and rural villagers in Xiuning, China

Constant

3.786

0.230

16.446

<0.001

Age group

   5-18^#

-

-

-

-

   19-39

0.211

0.113

1.860

0.063

   40-59

-0.007

-0.002

0.331

   ≥60

0.015

0.013

0.590

Highest level of education

   None or kindergarten^#

-

-

-

-

   Primary school

0.711

0.251

2.828

0.005

   Junior high school

1.529

0.232

6.597

<0.001

   High school

1.945

0.242

8.027

<0.001

   College or higher

2.499

0.252

9.919

<0.001

Occupation

   Employed^#

-

-

-

-

   Unemployed

-0.025

-0.029

0.974

   Student

0.500

0.247

2.022

0.043

   Homemaker

0.021

0.024

0.954

   Retired

0.732

0.223

3.291

0.001

Requiring further information on avian influenza

   Yes^#

-

-

-

-

   No

-0.446

0.166

-2.681

0.007

   Don't care

-1.979

0.114

-17.407

<0.001

Villagers in Xiuning (N = 2,572)

Constant

5.003

0.172

29.150

<0.001

Females

-0.394

0.077

-5.143

<0.001

Age group

   5-18^#

-

-

-

-

   19-39

0.021

0.025

0.771

   40-59

-0.029

-0.030

0.599

   ≥60

-0.796

0.099

-8.054

<0.001

Highest level of education

   None or kindergarten^#

-

-

-

-

   Primary school

0.479

0.105

4.570

<0.001

   Junior high school

1.067

0.120

8.895

<0.001

   High school

1.298

0.182

7.121

<0.001

   College or higher

1.422

0.460

3.093

0.002

Occupation

   Employed^#

-

-

-

-

   Unemployed

-0.012

-0.015

0.913

   Students

0.430

0.178

2.420

0.016

   Homemakers

-0.012

   Retired

-0.016

-0.020

0.960

Requiring further information of avian influenza

   Yes^#

-

-

-

-

   No

-0.593

0.271

-2.191

0.029

   Don't care

-2.819

0.098

-28.700

<0.001