Economic Evaluation of an Internet-Based Preventive Cognitive Therapy With Minimal Therapist Support for Recurrent Depression: Randomized Controlled Trial

Nicola S Klein   ^{1, 2 *} , MSc ;   Claudi LH Bockting   ^{1, 3 *} , PhD ;   Ben Wijnen   ^{4, 5 *} , PhD ;   Gemma D Kok   ^{6 *} , PhD ;   Evelien van Valen   ^{7 *} , PhD ;   Heleen Riper   ^{8, 9, 10 *} , PhD ;   Pim Cuijpers   ^{8, 9 *} , PhD ;   Jack Dekker   ^{8, 11 *} , PhD ;   Colin van der Heiden   ^{12, 13} , PhD ;   Huibert Burger   ^{3, 14 *} , PhD ;   Filip Smit   ^{4, 8, 9 *} , PhD

¹ Department of Psychology, University of Groningen, Groningen, Netherlands

² Top Referent Traumacentrum, GGZ Drenthe, Beilen, Netherlands

³ Department of Psychiatry, Amsterdam University Medical Centers, University of Amsterdam, Amsterdam, Netherlands

⁴ Department of Public Mental Health, Trimbos Institute, Utrecht, Netherlands

⁵ Care and Public Health Research Institute School for Public Health and Primary Care, Department of Health Services Research, Maastricht University, Maastricht, Netherlands

⁶ Ambulante Forensische Psychiatrie Noord, GGZ Drenthe, Emmen, Netherlands

⁷ Department of Geriatrics, University Medical Center Utrecht, Utrecht, Netherlands

⁸ Department of Clinical, Neuro and Developmental Psychology, Vrije Universiteit, Amsterdam, Netherlands

⁹ Amsterdam Public Health, VU University Medical Center, Amsterdam, Netherlands

¹⁰ GGZ inGeest, Amsterdam, Netherlands

¹¹ Research Department, Arkin Mental Health Institute, Amsterdam, Netherlands

¹² Department of Psychology, Erasmus University Rotterdam, Rotterdam, Netherlands

¹³ PsyQ Mental Health Care Center, Rotterdam, Netherlands

¹⁴ Department of General Practice, University Medical Center Groningen, Groningen, Netherlands

*these authors contributed equally