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Table 3 Nested and Stepwise Regressions on Self-Protective Behavior (N = 384)

From: Perceptual influences on self-protective behavior for West Nile virus, A survey in Colorado, USA

Model

IVs

B

SE

β

t

p

ΔR2

F (df1,2)

p

1

age

.04

.01

.15

2.95

>.01

   
 

sex a

-1.21

.43

-.14

-2.82

>.01

.03

5.9(2,381)

>.01

2

age

.05

.01

.19

3.67

>.001

   
 

sex

-1.16

.42

-.13

-2.72

>.01

   
 

ecology

.15

.07

.11

2.10

>.05

   
 

proximity

.31

.10

.15

2.97

>.01

.05

9.3(2,379)

>.001

3

age

.04

.01

.14

2.76

>.01

   
 

sex

-.71

.42

-.08

-1.68

.093

   
 

ecology

.01

.07

.01

0.13

.890

   
 

proximity

.25

.10

.12

2.38

>.05

   
 

risk cog.

-.41

.17

-.16

-3.21

>.001

   
 

risk affect

.36

.07

.25

4.63

>.001

.07

14.9(2,377)

>.001

4

age

.03

.01

.13

2.76

>.01

   
 

sex

-.74

.39

-.09

-1.88

.060

   
 

ecology

.05

.07

.04

0.68

.491

   
 

proximity

.12

.10

.06

1.20

.231

   
 

risk cog.

-.23

.12

-.09

-1.89

.058

   
 

risk affect

.18

.08

.13

2.19

>.05

   
 

suscept

.28

.08

.18

3.24

>.001

   
 

severity

.07

.10

.04

0.74

.458

   
 

benefit

.15

.04

.18

3.75

>.001

   
 

barriers

-.06

.03

-.09

-1.75

.081

   
 

cues

.16

.04

.18

3.74

>.001

.14

14.5(5,372)

>.001

       

.28

13.3(11,372)

>.001

Stepwise (forced entry of Ethnicity)

     

1

age

.04

.01

.15

3.27

>.01

   
 

risk affect

.16

.07

.12

2.27

>.05

   
 

risk cog.

-.27

.12

-.11

-2.37

>.05

   
 

suscept

.31

.08

.19

3.90

>.001

   
 

benefit

.17

.04

.20

4.30

>.001

   
 

cues

.17

.04

.19

4.09

>.001

.27

18.3(8,375)

>.001

2

ethnicity b

1.04

.52

.10

1.99

>.05

.01

4.0(1,375)

>.05

       

.28

18.3(8,375)

>.001

  1. 0 = other
  2. a1 = male, 0 = female b 1 = Hispanic/Latino