Table 2.

Assessment instruments for parental reflective functioning (PRF) used in the included studies.

Instrument	Dimensions/subscales used	Scoring
PDI-R	Total Self-focused Child-focused	Addendum to the RF scoring manual for PDI-R, from −1 (anti-reflective) to 9 (exceptional RF)
Mini-PRFI	Total
WMCI adapted	Total
Highpoints/lowpoints interview	Total
PRFQ	Pre-mentalizing modes (six items) Certainty about mental states (six items) Interest and curiosity in mental states (six items)	From 1 (strongly disagree) to 7 (strongly agree), subscale sum scores

Only dimensions/subscales used in the included studies are listed in this table. PDI-R, Parent Development Interview-Revised; RF, reflective functioning; Mini-PRFI, Mini-Parent Reflective Functioning Interview; WMCI, Working Model of the Child Interview; and PRFQ, Parental Reflective Functioning Questionnaire.