Published on in Vol 9 , No 8 (2020) :August

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/14371, first published .
Evaluation of the Universal Prevention Program Klasse2000 in Fourth Grade Primary School Children: Protocol for a Propensity Score-Matching Approach

Evaluation of the Universal Prevention Program Klasse2000 in Fourth Grade Primary School Children: Protocol for a Propensity Score-Matching Approach

Evaluation of the Universal Prevention Program Klasse2000 in Fourth Grade Primary School Children: Protocol for a Propensity Score-Matching Approach

Sören Kliem 1 * , Prof Dr Dipl-Psych ;   Yvonne Krieg 2 * , MA ;   Anna Lohmann 2 , MSc ;   Thomas Mößle 3 , Prof Dr Dipl-Psych

1 Ernst-Abbe-Hochschule , Jena , DE

2 Criminological Research Institute of Lower Saxony , Hannover , DE

3 State Police College of Baden-Wuerttemberg , Villingen-Schwenningen , DE

*these authors contributed equally

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