Search strategy for PubMed (13 September 2021)
| Concepts | PubMed search strategy | Research | No. of results |
| Guideline (controlled vocabulary) | “Guideline”(Publication Type] OR “Guidelines as Topic”(Mesh) | #1 | 204 535 |
| Guideline (free text) | Guide*(TIAB] OR guideline(TIAB] OR guidelines(TIAB] OR “practice guideline”(TIAB] OR “practice guidelines”(TIAB) | #2 | 761 250 |
| Total for guideline | #1 OR #2 | #3 | 866 374 |
| Paediatric (controlled vocabulary) | adolescent(MeSH] OR “Child”(Mesh] OR “Infant”(Mesh] OR “Pediatrics”(Mesh) | #4 | 3 748 622 |
| Paediatric (free text) | adolescen*(TIAB] OR baby(TIAB] OR babies*(TIAB] OR boy(TIAB] OR boys(TIAB] OR child*(TIAB] OR girl*(TIAB] OR infan*(TIAB] OR kid(TIAB] OR kids(TIAB] OR neonat*(TIAB] OR newborn*(TIAB] OR paediatric*(TIAB] OR pediatric*(TIAB] OR “skeletally immature”(TIAB] OR toddler(TIAB) | #5 | 2 529 627 |
| Total for paediatric | #4 OR #5 | #6 | 4 467 031 |
| Trauma (controlled vocabulary) | “Brain Hemorrhage, Traumatic”(MeSH] OR “Brain Injuries”(MeSH:NoExp)OR “Coma, Post-Head Injury”(MeSH:NoExp)OR “Craniocerebral Trauma”(MeSH:NoExp)OR “Diffuse Axonal Injury”(MeSH:NoExp)OR “Fractures, Bone”(Mesh] OR “Head Injuries, Closed”(MeSH:NoExp)OR “Head Injuries, Penetrating”(MeSH:NoExp)OR “Intracranial Hemorrhage, Traumatic”(MeSH] OR “Orthopedics/surgery”(Mesh] OR “Skull Fractures”(MeSH] OR “Spinal Cord Injuries”(Mesh] OR “Wounds and Injuries”(Mesh) | #7 | 946 800 |
| Trauma (free text) | Fractur*(TIAB] OR Injur*(TIAB] OR TBI(TIAB] OR trauma(TIAB) | #8 | 1 272 601 |
| Total for trauma | #7 OR #8 | #9 | 1 720 079 |
| Overall | #3 AND #6 AND #9 | #10 | 12 522 |
| Exclusion 1 | #10 NOT (Editorial(ptyp] OR Letter(ptyp] OR Case Reports(ptyp] OR Comment(ptyp)) | #11 | 11 232 |
| Exclusion 2 | Limit to articles since 2007 | #12 | 8358 |