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. 2016 Mar;78:13–18. doi: 10.1016/j.brat.2015.12.017

Table 2.

Mean (SD) scores on the PSWQ, STAI-T and LOT-R at each time point.

Baseline Session 2 (1 week post baseline) Follow-up (5 weeks post baseline)
PSWQ
Positive imagery 69.44 (5.53) 63.27 (6.79) 59.17 (8.90)
Positive verbal 68.69 (5.01) 60.06 (8.86) 56.14 (10.59)
Non-worry imagery 68.78 (6.56) 64.11 (7.78) 58.80 (9.13)
All 68.95 (5.70) 62.46 (8.00) 58.00 (9.59)
STAI-T
Positive imagery 59.78 (8.02) 55.48 (8.49) 52.51 (8.84)
Positive verbal 60.29 (7.16) 56.49 (7.21) 52.60 (8.63)
Non-worry imagery 61.54 (7.50) 57.96 (9.07) 53.97 (9.23)
All 60.56 (7.52) 56.68 (8.27) 53.04 (8.84)
LOT-R
Positive imagery 8.78 (4.12) 10.53 (4.14)
Positive verbal 8.80 (4.56) 10.43 (4.37)
Non-worry imagery 7.89 (4.35) 10.03 (4.50)
All 8.48 (4.33) 10.32 (4.19)

Note: PSWQ= Penn State Worry Questionnaire; STAI-T = State Trait Anxiety Index- Trait version; LOT-R = Life Orientation Test- Revised version. High scores on LOT-R indicate optimism.