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Table 6 Comparison between the Bergen 4-day treatment and standard ERP in effectiveness studies

From: Successfully treating 90 patients with obsessive compulsive disorder in eight days: the Bergen 4-day treatment

 

Bergen 4-day

Effectiveness

Statistic

N

M (SD)

N

M (SD)

t-test (p)

Y-BOCS

 Pre

90

26.2 (3.4)

381

24.4 (5.4)

3.02 (=.0026)

 Post

90

10.5 (4.6)

374

18.2 (7.0)

9.93 (<.0001)

 3 months

90

10.7 (6.3)

317

16.2 (8.1)

5.95 (<.0001)

Remission

Fisher’s test

 Post

90

72.2%

110

35.5%

p < .0001

 3 months

90

67.8%

110

45.5%

p = .0017

  1. Note: Data for effectiveness studies were taken from uncontrolled studies of ERP having 3–6 month follow-up. N indicates the total number of participants across these studies. Remission was calculated as ≥35% reduction of pre-treatment Y-BOCS scores and ≤ 12 on post and follow-up Y-BOCS
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BMC Psychiatry

ISSN: 1471-244X

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