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Table 2 Effects of actual distance and perceived proximity to BS and psychological components on NSPS

From: Non-specific physical symptoms in relation to actual and perceived proximity to mobile phone base stations and powerlines

    

Beta estimate (95% CI)*

  
  

Model 1

Model 2

Model 3

Model 4

Model 5

Fixed effects

      

   log Actual distance to BS

 

-0.02 (-0.35 - 0.34)

-0.004 (-0.33 - 0.32)

0.14 (-0.19 - 0.45)

0.28 (-0.05 - 0.6)

0.25 (-0.037 - 0.57)

   Female Gender

  

1.46 (1.05 - 1.87) ‡

1.48 (1.09 - 1.9) ‡

1.46 (1.04 - 1.85) ‡

0.97 (0.57 - 1.36) ‡

   Age

  

-0.04 (-0.20 - 0.12)

-0.07 (-0.25 - 0.08)

-0.10 (-0.27 - 0.06)

-0.06 (-0.22 - 0.09)

   Education

  

-1.91 (-2.6 - -1.27) ‡

-1.93 (-2.59 - -1.29) ‡

-1.76 (-2.4 - -1.05) ‡

-1.44 (-2.07 - -0.82) ‡

   Occupational status (Work Incapacity)

  

4.54 (3.44 - 5.65) ‡

4.48 (3.39 - 5.6) ‡

4.33 (3.23 - 5.44) ‡

3.8 (2.72 - 4.9) ‡

(< 20 hours/week)

  

-1.02 (-1.93 - -0.16) -

-1.05 (-1.97 - -0.20) -

-0.94 (-1.84 - -0.07) -

-1 (-1.85 - -0.17) -

(> 20 hours/week)

  

-0.69 (-1.3 - -0.09) -

-0.66 (-1.25 - -0.05) -

-0.56 (-1.16 - 0.06)

-0.27 (-0.90 - 0.27)

Students/housewives

  

0.14 (-0.65 - 0.88)

0.15 (-0.61 - 0.91)

-0.01 (-0.72 - 0.78)

0.001 (-0.71 - 0.74)

   Ethnicity

  

0.29 (-0.22 - 0.79)

0.31 (-0.20 - 0.82)

0.32 (-0.17 - 0.83)

0.36 (-0.14 - 0.83)

   Perceived proximity to BS

   

0.91 (0.24 - 1.58) +

0.90 (0.23 - 1.58) +

0.75 (0.08 - 1.37) -

   Perceived proximity to powerlines

   

0.99 (0.57 - 1.44) ‡

0.99 (0.54 - 1.42) ‡

0.87 (0.44 - 1.3) ‡

   log Actual distance to powerlines

   

0.10 (-0.28 - 0.54)

-0.0002 (-0.39 - 0.42)

-0.05 (-0.40 - 0.25)

   Home ownership status (Rented)

    

1.16 (0.64 - 1.64) ‡

0.84 (0.35 - 1.33) +

   House type

    

0.78 (-0.09 - 1.61)

0.57 (-0.22 - 1.38)

   Perceived environmental sensitivity

     

0.16 (0.13 - 0.19) ‡

   Lack of Perceived control

     

0.43 (0.32 - 0.54) ‡

   Problem-solving

     

-0.05 (-0.12 - 0.02)

   Avoidance

     

0.18 (0.09 - 0.28) ‡

Random effects (variances)

      

   Postcode level

      

PC4

1.09 † ‡

1.12

0.36

0.35

0.31

0.11

PC6

1.1 † -

0.85

0

0.21

0

0

   Neighborhood level

      

SES

1.35 †

1.31

0.62

0.64

0.22

0.21

   Measurement level

      

Residual

26.4 †

26.4

25.1

24.4

24.5

22.3

  1. *95% CI = 95% Confidence interval calculated by means of the standard error. - p <0.05. + p <0.01. ‡ p < 0.001. † Effects of random parameters on NSPS before adjusting for individual characteristic.