Descriptive data of the included studies.

*some studies used different settings/samples. p = patients, ph = physician, m = male, f = female, ys = years, r = range. Full titles of the measurements: Physicians-patient communication patterns (PPCP), Classification System of Byrne and Long (CSBL), Roter Interaction Analysis System (RIAS), Medical Communication Competence Scale (MCCS), SEGUE framework, LIV-MAAS Scale (LIV-MAAS), Verona Medical Interview Classification System (VR-MICS), Four Habits Coding Scheme (4HCS), Patient-centred behaviour coding instrument (PBCI), Communication Assessment Tool (CAT), Matched-pair instrument (MPI), TCom-skill GP Scale, the Four Habit Patient Questionnaire (4HPQ), the Computer Analysis system of the physician patient consultation process (CASC), Questionnaire on quality of Physician-Patient Interaction (QQPPI), Siminoff Communication Content & Affect Program (SCCAP), Generic peer feedback instrument (GPFI), the Patient–health care provider communication scale (PHCPCS), Assessment of a Physician-Patient Communication Behaviors Scale (PPCBS), Global Consultation Rating Scale (GCRS).Descriptive data of the included studies.