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Table 8 Descriptive and inferential results from the three samples for the PANAS on the pre-posttest scores

From: Positive and Negative Affect Schedule (PANAS): psychometric properties of the online Spanish version in a clinical sample with emotional disorders

Sample

N

Pretest

Posttest

t

d[95% CI]

Mean

SD

Mean

SD

S1:

 PANAS-P

136

20.51

6.90

26.42

9.10

8.62***

0.74[0.54; 0.93]

 PANAS-N

136

31.24

8.17

21.01

8.28

14.20***

1.21[0.99; 1.43]

S2:

 PANAS-P

16

20.00

8.97

32.00

8.45

5.74***

1.36[0.63; 2.09]

 PANAS-N

16

30.44

8.14

20.69

6.60

4.21***

1.00[0.37; 1.63]

S3:

 PANAS-P

105

19.12

6.16

23.64

8.45

6.32***

0.61[0.40; 0.82]

 PANAS-N

105

27.99

8.47

21.75

8.65

8.04***

0.78[0.56; 1.00]

  1. S sample, N sample size, SD standard deviation; T: t statistic for testing the pretest-posttest mean difference; *** p < .001. d: standardized mean change index (95%CI)
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BMC Psychiatry

ISSN: 1471-244X

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