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Table 3 Paired-samples t-test results comparing radon knowledge, attitudes, and threat and coping appraisal variables between pre-exposure and post-exposure tests

From: Communicating radon risk via a smartphone app: a pilot intervention study

Variables

Pre-exposure test

(N = 97)

Mean (SD)

Post-exposure test

(N = 93)

Mean (SD)

t (df) a

p value

Radon knowledge

6.45 (4.77)

10.42 (4.59)

7.69 (91)

< .001

Attitudes toward radon testing

5.40 (1.34)

6.31 (.91)

6.08 (91)

< .001

Perceived severity

6.60 (.92)

6.64 (.82)

.45 (91)

.66

Perceived susceptibility

3.03 (1.65)

3.26 (1.73)

1.22 (91)

.23

Response efficacy

4.93 (1.37)

5.38 (1.06)

3.01 (91)

<.01

Self-efficacy

3.60 (1.26)

5.29 (1.10)

11.83 (91)

<.001

  1. a calculated by paired-samples t-test