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Table 8 Differences in perceptions towards radon mitigation before and after receiving a radon test result

From: Using the precaution adoption process model and the health belief model to understand radon testing and mitigation: a pre-post quasi-experimental study

Construct

Question

All participants

Between 100 to 200 Bq/m3

Above 200 Bq/m3

Percentage difference in agreeing with the construct/ barrier (n/N)

Mean change (t-score)

Percentage difference in agreeing with the construct/ barrier (n/N)

Mean change (t-score)

Percentage difference in agreeing with the construct/ barrier (n/N)

Mean change (t-score)

Perceived susceptibility 

It is likely that someone in my household will get sick from radon.a

-48.68% (184/378)

1.77 (19.61***)

-56.95% (127/223)

2.14 (18.63***)

-36.77% (57/155)

1.23 (9.18***)

Perceived benefits 

If I reduced the levels of radon in my home, it would reduce the chances of someone getting sick from it.

-23.12%(86/372)

0.82 (9.31***)

-32.26% (70/217)

1.14 (9.78***)

-10.32% (16/155)

0.37 (2.96**)

Perceived severity

If someone in my household got sick from radon, it would be very serious.

-10.40% (39/375)

0.47 (6.36***)

-13.12% (29/221)

0.56 (5.62***)

-6.49% (10/154)

0.34 (3.14**)

Perceived barriers/Self-efficacy

It is too expensive to fix the high levels of radon in my home.a

28.68% (109/380)

-1.25 (-3.37***)

24.55% (55/224)

-1.37 (-11.12***)

34.62% (54/156)

-1.08 (-7.55***)

I don’t have the time to fix the high levels of radon in my home.a

9.23% (35/379)

-1.04 (-10.98***)

9.38% (21/224)

-1.19 (-9.45***)

9.03% (14/155)

-0.82 (-5.80***)

The results of the radon tests are not reliable.

9.76% (37/379)

-0.256 (-2.65**)

8.04% (18/224)

-0.26 (-2.06*)

12.26% (19/155)

-0.25 (-1.65)

My home is worth a lot less because of the high levels of radon, even if I fix it.a

-1.58% (6/379)

-0.04 (-0.48)

-1.79% (4/223)

-0.07 (-0.56)

-1.28% (2/156)

-0.01 (-0.08)

I don’t trust companies that deal with radon.

2.89% (11/380)

-0.13 (-1.44)

5.36% (12/224)

-0.21 (-1.78)

-0.64% (1/156)

-0.01 (-0.05)

I don’t know how to find an experienced radon contractor to fix the high levels of radon in my home.a

-21.96% (83/378)

0.95 (8.32***)

-23.21% (52/224)

0.96 (6.50*** )

-20.13% (31/154)

0.93 (5.18***)

  1. aIndicates that the question change between the pre- and post-radon testing from a hypothetical scenario of radon being in one’s home (“If radon is in my home”) to the known radon level (“the radon in my home” or “the high levels of radon in my home”)
  2. Statistical significance level in the models denoted by: ‘***’ for < 0.001, ‘**’ for < 0.01, and ‘*’ for < 0.05