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. Author manuscript; available in PMC: 2014 Sep 19.
Published in final edited form as: Cochrane Database Syst Rev. 2010 Jun 16;(6):CD007668. doi: 10.1002/14651858.CD007668.pub2

Table 9. Comparison 4: CBT + TAU versus TAU: schema scores; at 12 months (skewed data).

Study Outcome CBT(baseline)
Mean (SD)
n CBT(last)
Mean (SD)
n Difference
(95% CI)
TAU(baseline) n TAU(last value) n Difference
(95% CI)
Comparison of difference
(95% CI)
Notes
Davidson 2009 BCSS self-as-positive belief scores; at 12 months 8.6 (5. 7) 25 8.8 (6. 3) 19 0.2 (−1.9 to 2.4) P = 0.84 7.8 (6. 1) 27 7.2 (6.8) 20 −0.1 (−3.0 to 2. 7) P = 0.92 −0.2 (−3.6 to 3. 1) P = 0.89 Favours neither condition LOCF analysis (see note 1)
Davidson 2009 BCSS self-as-negative belief scores; at 12 months 8.6 (5. 5) 25 7.7 (6. 7) 19 2.2 (−0.4 to 4.8) P = 0.09 10.1 (6. 6) 27 8.6 (6.1) 20 0.5 (−2.1 to 3. 1) P = 0.68 −0.8 (−4.3 to 2. 7) P = 0.64 Favours neither condition LOCF analysis (see note 1)
Davidson 2009 BCSS others-as-positive belief scores; at 12 months 9.3 (6. 1) 25 9.6 (6. 4) 19 −0.4 (−3.0 to 2.2) P = 0.74 6.6 (4. 4) 27 5.6 (4.4) 20 1.2 (−1.0 to 3. 4) P = 0.28 −2.6 (−5.8 to 0. 5) P = 0.10 Favours neither condition LOCF analysis (see note 1)
Davidson 2009 BCSS others-as-negative belief scores; at 12 months 12.9 (7.4) 25 11.9 (8.2) 19 0.2 (−1.7 to 2.1) P = 0.82 11.8 (7. 1) 27 9.1 (5.3) 20 2.4 (−0.7 to 5. 6) P = 0.12 −2.4 (−5.8 to 0. 9) P = 0.15 Favours neither condition LOCF analysis (see note 1)

1. Trial investigators have used a Last Observation Carried Forward procedure (i.e. endpoint scores based on last available value).

BCSS = Brief Core Schema Scales ; CBT = cognitive behavioural therapy; LOCF = last observation carried forward; TAU = treatment as usual