Background: Transtheoretical model (TTM) is one of the most commonly used methods in
behavioral change modeling. The aim of this study was to conduct a systematic review (SR)
to determine research gaps with regard to this template with an emphasis on intervention for
patients with chronic diseases (CDs). Materials and Methods: ISI-WOS, Scopus, PubMed,
SID, and Magiran databases were examined systematically and on the basis of defined
criteria. Titles, abstracts, and full texts of articles retrieved were examined for the presence of …