McClendon & Prentice-Dunn (2001)


Summary:

PMT intervention produced greater intentions

72% had lighter skin at one-month

4 had either seen a dermatologist or had made an appointment

Self-efficacy had declined at one-month

 

Table 1: PMT and Intentions means across Experimental Conditions (N=58)

 

Control (N=30)

                                                Time 1              Time 2

Vulnerability

39.8 (5.7)

39.7 (5.5)

Severity of threat

47.9 (6.2)

47.3 (6.5)

Rewards

37.6 (5.6)

37.0 (5.7)

Response efficacy

28.7 (4.7)

29.0 (5.5)

Self-efficacy

26.3 (6.9)

23.5 (6.4)

Response costs

19.8 (6.4)

20.3 (5.3)

Primary intentions

24.2 (7.6)

24.9 (8.7)

Supplementary intentions

21.6 (5.0)

22.4 (5.4)

 

Intervention (N=28)

 

Vulnerability

41.3 (5.8)

44.2 (4.0)

Severity of threat

48.7 (7.2)

52.7 (5.4)

Rewards

36.9 (6.3)

31.4 (8.3)

Response efficacy

28.4 (5.9)

32.3 (5.6)

Self-efficacy

26.9 (5.6)

29.0 (5.9)

Response costs

20.5 (6.5)

17.0 (6.0)

Primary intentions

24.8 (9.0)

32.7 (6.8)

Supplementary intentions

22.5 (6.2)

29.0 (5.1)

 

Note:  Standard deviations are shown in parentheses.

 

 

Table 2: PMT and Intentions means for Follow-up Sample (N=32)

 

                                                Pretest           Posttest        Follow-up

Vulnerability

39.3 (5.5)

44.1 (4.2)

43.9 (4.8)

Severity of threat

47.0 (6.8)

51.7 (5.5)

52.0 (5.2)

Rewards

38.4 (5.0)

33.7 (7.1)

33.9 (6.5)

Response efficacy

28.1 (5.7)

31.7 (5.3)

31.9 (5.1)

Self-efficacy

25.4 (6.3)

28.1 (6.2)

25.7 (6.0)

Response costs

21.4 (6.5)

17.4 (5.8)

17.8 (6.1)

Primary intentions

22.7 (8.1)

32.6 (7.5)

31.7 (8.0)

Supplementary intentions

20.6 (4.9)

28.6 (5.5)

27.3 (5.2)

 

 

Note:  All posttest scores are significantly different from the respective pretest score (p<.05). All posttest-follow-up comparisons are nonsignificant, except for self-efficacy (p<.05). Standard deviations are shown in parentheses.