| Study | Reason for exclusion |
|---|---|
| Ammerman 2022 | Parents not experiencing CPTSD symptoms and/or childhood maltreatment |
| Cohen 2020 | Ineligible study design: symposia highlights detailing ineligible studies |
| Demeusy 2020 | Parents not experiencing CPTSD symptoms and/or childhood maltreatment |
| Fergusson 2005 | Parents not experiencing CPTSD symptoms and/or childhood maltreatment |
| Hildebrandt 2020 | Not an RCT |
| Hubmann 2015 | Parents not experiencing CPTSD symptoms and/or childhood maltreatment |
| Lytle 2018 | Not an RCT |
| Macfie 2020 | Not an RCT |
| McGinnis 2018 | Ineligible intervention |
| Perrone 2021 | Parents not experiencing CPTSD symptoms and/or childhood maltreatment |
| Portwood 2011 | Parents not experiencing CPTSD symptoms and/or childhood maltreatment |
| Riem 2021 | Parents not experiencing CPTSD symptoms and/or childhood maltreatment |
| Stevens‐Simon 2001 | Parents not experiencing CPTSD symptoms and/or childhood maltreatment |
| Taylor 1997 | Parents not experiencing CPTSD symptoms and/or childhood maltreatment |
| Taylor 1998 | Parents not experiencing CPTSD symptoms and/or childhood maltreatment |
| Tiwari 2005 | Parents not experiencing CPTSD symptoms and/or childhood maltreatment |
| Tomfohr‐Madsen 2020 | Parents not experiencing CPTSD symptoms and/or childhood maltreatment |
| Tran 2019 | Not an RCT |
| Wisner 2017 | Parents not experiencing CPTSD symptoms and/or childhood maltreatment |
CPTSD: complex post‐traumatic stress disorder RCT: randomised controlled trial