Correction: Design of an RCT on cost-effectiveness of group schema therapy versus individual schema therapy for patients with cluster-C personality disorder: the QUEST-CLC study protocol (vol 22, 637, 2022)

Following the publication of the original article [1], the authors would like to correct the sentence under the background heading. The sentence currently reads: For Cluster-C PD costs in the Netherlands are estimated between 48,000 and 79,000 euros per person per year [10] and consist of elevated health costs, patient and family costs, productivity losses, and costs in other sectors. The sentence should read: For Cluster-C PD costs in the Netherlands are estimated between 12,000 and 13,500 euros per person per year (in 2007 prices) [10] and consist of elevated health costs, patient and family costs, productivity losses, and costs in other sectors. The original article [1], has been corrected.