Lovell et al.

Question 1

Aim

Answer 1

To compare the effectiveness of CBT carried out face to face to CBT carried out by telephone in treating OCD.

Question 2

Sample

Answer 2

72 P’s diagnosed w OCD
- Aged 16-65
- From 2 UK hospitals
- Scored at least 16 on YBOCS (not derived from substance abuse / other c.)

Question 3

Design

Answer 3

P’s randomly allocated (independent m.):
- 10 weekly CBT sessions of 60 min face to face
- 10 weekly CBT sessions of 30 min telephone

Double-blind procedure (assessor’s unaware of P’ condition to avoid researcher bias)

Question 4

Procedure

Answer 4

Assessed twice (4 weeks) prior treatment using YBOCS and BDI
Assessed again immediately after treatment + at 1, 3, 6 month follow ups

Given client satisfaction questionnaire

Question 5

Results

Answer 5

Treatment was successful if YBOCS mean score decreased by 2 or more standard deviations:
- true for 77% telephone patients
- 67% of face to face patients

Scores on client satisfaction questionnaire showed P’s highly satisfied in both conditions.

Question 6

Conclusion

Answer 6

P’s may benefit equally from CBT delivered over phone, even w reduced contact time.