Cipralex significantly reduces the risk of relapse in patients with OCD
Kaplan-Meier survival analysis of relapse (ref.1)

Cipralex has a statistically significantly superior effect relative to placebo on the time to relapse of OCD.
Patients in remission (ref.1)

From week 20 onwards there were significantly more remitters in the escitalopram group compared to the placebo group (ref.1):
Week 20, p<0.01
Weeks 22–40, p<0.001
References:
1. Fineberg N et al. European Neuropsychopharmacology 2007
Published: 09/01/2007 Last updated: 02/01/2012