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Paeds Topicspain-palliative-and-end-of-life-care

Paeds · pain-palliative-and-end-of-life-care

Pain assessment across developmental and cognitive abilities

Also known as Paediatric pain assessment · FLACC and revised FLACC · Faces Pain Scale-Revised · Self-report of pain intensity in children · Pain assessment in cognitive impairment · NCCPC and non-verbal pain tools · Pain as the fifth vital sign

Fellowship-level approach to measuring a child's pain honestly across every age and ability: self-report as the gold standard from about four years with the Faces Pain Scale-Revised and the Numerical Rating Scale from about eight years; behavioural observation with FLACC for the two-month to seven-year-old who cannot self-report; individualised observational tools (revised FLACC, Non-communicating Children's Pain Checklist) for children with cognitive impairment or communication disability; COMFORT-behaviour in the PICU; the developmental and cognitive logic that picks the right tool; the traps that undertreat pain (the quiet child, the paralysed child, the child whose behaviour has habituated); and the ANZ, UK and North American standard that pain is the fifth vital sign, reassessed after every intervention and documented in the chart.

high12 referencesUpdated 17 July 202623 min readVerification in progress

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Target exams

RACP General PaediatricsMRCPCHABP General PediatricsRCPSC Pediatrics

Red flags

  • Defaulting to a behavioural score for a child who can self-report — the child's own report is the gold standard; observational tools estimate pain only for those who cannot or will not tell you
  • Reading a quiet, still, withdrawn child as comfortable — immobility, a flat affect, a freeze response or sleep can mark severe pain, especially in the postoperative, cognitively impaired or critically ill child; absence of behavioural signs is not absence of pain
  • Using a Faces scale for a child who cannot map an abstract face onto their own internal state — children under about four years and many with cognitive impairment cannot reliably use self-report scales, and a number they offer may be a guess or a bid to please
  • Applying a generic FLACC to a child with cerebral palsy, dystonia or a movement disorder without individualising the items — spasticity, contractures and baseline dyskinesia corrupt the Legs and Activity domains, so you use the revised FLACC and fold in parent-described baseline behaviour
  • Reading a single low score in isolation for a child on opioids, sedatives or paralysing agents — sedation and neuromuscular blockade suppress the behavioural and physiological signs FLACC and COMFORT rely on, so a low score can coexist with untreated pain
  • Assessing pain once and never again — pain is the fifth vital sign; reassess after every analgesic intervention against the response you expected, and escalate when the trajectory is wrong
  • Accepting a carer's reassurance that a non-verbal child is always 'like this' without scoring against a validated tool and the child's own baseline — baseline change, not baseline level, is the signal

Life stages

neonateinfanttoddlerpreschoolschool-ageadolescentyoung-adult-transition

Care settings

preventive-medical-homecommunity-schooloutpatientwarded-acutenicupicuretrievalrural-remotetelehealth

Clinical exam formats

written-only

Board mappings

  • Pain assessment and the fifth vital sign
  • Select and apply developmentally appropriate self-report and observational pain tools
  • Assess pain in children with cognitive impairment and communication disability
  • Current 2026 PREP curriculum — Learning goal: Pain and palliative care
  • Renewed curriculum for first-year trainees from 2027 — Pain assessment across developmental and cognitive abilities
  • Lead paediatric pain assessment across the unit, individualise tools for disability, and supervise juniors
  • Written Examination
  • Clinical Applications
  • Self-report versus observational tools and the developmental logic of tool selection
  • Short Cases and communication stations
  • Pain assessment in the non-verbal or cognitively impaired child
  • Reassessment and the analgesic response
  • 9. Patient management and 10. Safeguarding
  • Level 2: Uses validated paediatric pain assessment tools appropriate to age and ability
  • Patient safety: recognising untreated pain behind a quiet or paralysed child
  • Applied Knowledge in Practice (AKP)
  • Foundations of Practice (FOP)
  • Pain as the fifth vital sign, self-report, FLACC and cognitive-impairment tools
  • Clinical
  • Communication and assessment scenarios
  • Developmentally appropriate pain assessment
  • General Pediatrics Content Outline — Patient safety and pain management
  • General Pediatrics Content Outline — Growth, development and behaviour
  • General Pediatrics EPA: Assess and manage acute pain in a child
  • Patient Care 1: safe and effective pain assessment
  • Systems-Based Practice: pain as the fifth vital sign and reassessment cycles
  • Professionalism: equitable pain assessment for children with disability
  • Patient Care and Assessor
  • Professional
  • Pediatrics: Core EPA — Assess acute and chronic pain in a child across developmental stages
On this page

Related topics

  • Neonatal pain assessment and procedural comfort
  • Procedural pain: topical anaesthesia, preparation, distraction and non-pharmacological support
  • Acute nociceptive pain management
  • Chronic primary and secondary pain in children
  • Procedural consent, preparation and child-life support
Study tools

Your progress

Saved on this device.

Practise this topic

  • Short-answer question1
  • Viva station1
  • Clinical case1

Target exams

RACP General PaediatricsMRCPCHABP General PediatricsRCPSC Pediatrics

Red flags

  • Defaulting to a behavioural score for a child who can self-report — the child's own report is the gold standard; observational tools estimate pain only for those who cannot or will not tell you
  • Reading a quiet, still, withdrawn child as comfortable — immobility, a flat affect, a freeze response or sleep can mark severe pain, especially in the postoperative, cognitively impaired or critically ill child; absence of behavioural signs is not absence of pain
  • Using a Faces scale for a child who cannot map an abstract face onto their own internal state — children under about four years and many with cognitive impairment cannot reliably use self-report scales, and a number they offer may be a guess or a bid to please
  • Applying a generic FLACC to a child with cerebral palsy, dystonia or a movement disorder without individualising the items — spasticity, contractures and baseline dyskinesia corrupt the Legs and Activity domains, so you use the revised FLACC and fold in parent-described baseline behaviour
  • Reading a single low score in isolation for a child on opioids, sedatives or paralysing agents — sedation and neuromuscular blockade suppress the behavioural and physiological signs FLACC and COMFORT rely on, so a low score can coexist with untreated pain
  • Assessing pain once and never again — pain is the fifth vital sign; reassess after every analgesic intervention against the response you expected, and escalate when the trajectory is wrong
  • Accepting a carer's reassurance that a non-verbal child is always 'like this' without scoring against a validated tool and the child's own baseline — baseline change, not baseline level, is the signal

Life stages

neonateinfanttoddlerpreschoolschool-ageadolescentyoung-adult-transition

Care settings

preventive-medical-homecommunity-schooloutpatientwarded-acutenicupicuretrievalrural-remotetelehealth

Clinical exam formats

written-only

Board mappings

  • Pain assessment and the fifth vital sign
  • Select and apply developmentally appropriate self-report and observational pain tools
  • Assess pain in children with cognitive impairment and communication disability
  • Current 2026 PREP curriculum — Learning goal: Pain and palliative care
  • Renewed curriculum for first-year trainees from 2027 — Pain assessment across developmental and cognitive abilities
  • Lead paediatric pain assessment across the unit, individualise tools for disability, and supervise juniors
  • Written Examination
  • Clinical Applications
  • Self-report versus observational tools and the developmental logic of tool selection
  • Short Cases and communication stations
  • Pain assessment in the non-verbal or cognitively impaired child
  • Reassessment and the analgesic response
  • 9. Patient management and 10. Safeguarding
  • Level 2: Uses validated paediatric pain assessment tools appropriate to age and ability
  • Patient safety: recognising untreated pain behind a quiet or paralysed child
  • Applied Knowledge in Practice (AKP)
  • Foundations of Practice (FOP)
  • Pain as the fifth vital sign, self-report, FLACC and cognitive-impairment tools
  • Clinical
  • Communication and assessment scenarios
  • Developmentally appropriate pain assessment
  • General Pediatrics Content Outline — Patient safety and pain management
  • General Pediatrics Content Outline — Growth, development and behaviour
  • General Pediatrics EPA: Assess and manage acute pain in a child
  • Patient Care 1: safe and effective pain assessment
  • Systems-Based Practice: pain as the fifth vital sign and reassessment cycles
  • Professionalism: equitable pain assessment for children with disability
  • Patient Care and Assessor
  • Professional
  • Pediatrics: Core EPA — Assess acute and chronic pain in a child across developmental stages
The fellowship answer

Assessing a child's pain is a measurement task, and the right instrument depends on the child's developmental age and their ability to communicate, not on the staff member's habit. Self-report is the gold standard: ask the child first whenever they can understand the task. From about four to five years use a Faces scale (the Faces Pain Scale-Revised, six neutral faces scored 0 to 10), and from about eight years add the Numerical Rating Scale (0 to 10) which older children and adolescents prefer. For every child who cannot self-report — the infant and the pre-verbal toddler, the school-age child who is frightened, asleep or sedated, and the child with cognitive impairment or communication disability — switch to validated observation. FLACC (Face, Legs, Activity, Cry, Consolability, each 0 to 2, total 0 to 10) is the workhorse for the two-month to about seven-year-old in acute and procedural pain. [1] [2] For a child with cognitive impairment, cerebral palsy or a movement disorder, replace generic FLACC with the revised FLACC and the Non-communicating Children's Pain Checklist, both individualised to the parent's description of that child's pain behaviour, because the generic tool misreads dystonia and habituated behaviour as comfort. [6] [7] In the PICU use COMFORT-behaviour, accepting that pain and sedation overlap and that a paralysed child needs a separate, explicit pain plan. [10] Then treat pain as the fifth vital sign: score it regularly, reassess after every analgesic against the response you predicted, document it in the chart, and escalate when the trajectory is wrong. The repeated error is undertreatment — the quiet child, the settled baby, the "always like this" non-verbal child — so the rule that protects them is to score against a validated tool and the child's own baseline, never against an impression.

Overview & Definition

A two-year-old is brought to the emergency department after a scald and lies still and silent on the trolley while the team prepares to clean the burn. A registrar glances over, sees no crying, and writes "comfortable." An hour later the nurse scores the child with FLACC and gets seven out of ten, and morphine is given that should have been given at the door. That gap — between the pain a child is in and pain team records — is what this page exists to close. The cleaning and the dressing of the burn live on another page. What lives here is the disciplined, repeatable measurement of a child's pain across every age and every ability, because pain that is not measured is pain that is not treated. [2]

Pain assessment is the act of assigning a reproducible intensity score to a child's pain using a validated instrument matched to their developmental age and communication ability, recording it as a routine observation, and acting on it. [4] Two ideas hold the field together. The first is that self-report is the gold standard: whenever a child can understand the task and communicate an answer, their own rating of their pain is the measure you act on, and observational tools are a fallback that estimates pain only for those who cannot tell you. The second is the developmental and cognitive match: a Faces scale handed to a three-year-old, a generic FLACC applied to a child with dystonia, or a COMFORT score read in isolation on a paralysed child are all the same mistake in different clothing — a good tool used on the wrong patient. [6]

The discipline carries three obligations. Assess with the right tool, reassess after every intervention, and document so that the next clinician inherits a trajectory rather than a single number. Pain is the fifth vital sign, and the pages on neonatal pain, procedural pain, and acute and chronic pain management build on the scores you produce here. [2]

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References12ShowHide
  1. [1]Merkel SI, Voepel-Lewis T, Shayevitz JR, Malviya S The FLACC: a behavioral scale for scoring postoperative pain in young children. Pediatr Nurs, 1997.PMID 9220806
  2. [2]Crellin DJ, Harrison D, Santamaria N, Babl FE Systematic review of the Face, Legs, Activity, Cry, Consolability scale for assessing pain in infants and children: is it reliable, valid, and feasible for use? Pain, 2015.PMID 26207651
  3. [3]Hicks CL, von Baeyer CL, Spafford PA, van Korlaar I, Goodenough B The Faces Pain Scale-Revised: toward a common metric in pediatric pain measurement. Pain, 2001.PMID 11427329
  4. [4]Tomlinson D, von Baeyer CL, Stinson JN, Sung L A systematic review of faces scales for the self-report of pain intensity in children. Pediatrics, 2010.PMID 20921070
  5. [5]von Baeyer CL, Spagrud LJ, McCormick JC, Choo E, Neville K, Connelly MA Three new datasets supporting use of the Numerical Rating Scale (NRS-11) for children's self-reports of pain intensity. Pain, 2009.PMID 19359097
  6. [6]Malviya S, Voepel-Lewis T, Burke C, Merkel S, Tait AR The revised FLACC observational pain tool: improved reliability and validity for pain assessment in children with cognitive impairment. Paediatr Anaesth, 2006.PMID 16490089
  7. [7]Breau LM, Finley GA, McGrath PJ, Camfield CS Validation of the Non-communicating Children's Pain Checklist-Postoperative Version. Anesthesiology, 2002.PMID 11873023
  8. [8]Voepel-Lewis T, Malviya S, Tait AR, Merkel S, Foster R, Krane EJ, Davis PJ A comparison of the clinical utility of pain assessment tools for children with cognitive impairment. Anesth Analg, 2008.PMID 18165556
  9. [9]Pizzinato A, Liguoro I, Pusiol A, Cogo P, Palese A, Vidal E Detection and assessment of postoperative pain in children with cognitive impairment: a systematic literature review and meta-analysis. Eur J Pain, 2022.PMID 35271756
  10. [10]Ista E, van Dijk M, Tibboel D, de Hoog M Assessment of sedation levels in pediatric intensive care patients can be improved by using the COMFORT "behavior" scale. Pediatr Crit Care Med, 2005.PMID 15636661
  11. [11]King S, Chambers CT, Huguet A, MacNevin RC, McGrath PJ, Parker L, MacDonald AJ The epidemiology of chronic pain in children and adolescents revisited: a systematic review. Pain, 2011.PMID 22078064
  12. [12]Taddio A, Shah V, McMurtry CM, Lang E, MacDonald NE, Constantin K A Systematic Review and Meta-Analysis of the Effectiveness of Procedural Interventions for Reducing Distress During Vaccine Injections. Clin J Pain, 2026.PMID 41880242

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Related topics

  • Neonatal pain assessment and procedural comfort
  • Procedural pain: topical anaesthesia, preparation, distraction and non-pharmacological support
  • Acute nociceptive pain management
  • Chronic primary and secondary pain in children
  • Procedural consent, preparation and child-life support