Evaluation of novel computerized tomography scoring systems in human traumatic brain injury: An observational, multicenter study

1. Hyder AA, Wunderlich CA, Puvanachandra P, Gururaj G, Kobusingye OC. The impact of traumatic brain injuries: a global perspective. NeuroRehabilitation. 2007;22(5):341–53. 18162698

2. Jennett B. Epidemiology of head injury. J Neurol Neurosurg Psychiatry. 1996;60(4):362–9. 8774396

3. Roozenbeek B, Maas AI, Menon DK. Changing patterns in the epidemiology of traumatic brain injury. Nat Rev Neurol. 2013;9(4):231–6. doi: 10.1038/nrneurol.2013.22 23443846

4. Teasdale G, Jennett B. Assessment and prognosis of coma after head injury. Acta Neurochir (Wien). 1976;34(1–4):45–55.

5. Maas AI, Murray GD, Roozenbeek B, Lingsma HF, Butcher I, McHugh GS, et al. Advancing care for traumatic brain injury: findings from the IMPACT studies and perspectives on future research. Lancet Neurol. 2013;12(12):1200–10. doi: 10.1016/S1474-4422(13)70234-5 24139680

6. Marshall LF, Marshall SB, Klauber MR, Clark MV, Eisenberg HM, Jane JA, et al. A new classification of head-injury based on computerized-tomography. J Neurosurg. 1991;75:S14–20.

7. Steyerberg EW, Mushkudiani N, Perel P, Butcher I, Lu J, McHugh GS, et al. Predicting outcome after traumatic brain injury: development and international validation of prognostic scores based on admission characteristics. PLoS Med. 2008;5(8):e165. doi: 10.1371/journal.pmed.0050165 18684008

8. Maas AI, Hukkelhoven CW, Marshall LF, Steyerberg EW. Prediction of outcome in traumatic brain injury with computed tomographic characteristics: a comparison between the computed tomographic classification and combinations of computed tomographic predictors. Neurosurgery. 2005;57(6):1173–82. 16331165

9. Nelson DW, Nystrom H, MacCallum RM, Thornquist B, Lilja A, Bellander BM, et al. Extended analysis of early computed tomography scans of traumatic brain injured patients and relations to outcome. J Neurotrauma. 2010;27(1):51–64. doi: 10.1089/neu.2009.0986 19698072

10. Raj R, Siironen J, Skrifvars MB, Hernesniemi J, Kivisaari R. Predicting outcome in traumatic brain injury: development of a novel computerized tomography classification system (Helsinki computerized tomography score). Neurosurgery. 2014;75(6):632–46. doi: 10.1227/NEU.0000000000000533 25181434

11. Olivecrona M, Olivecrona Z, Koskinen L. The Stockholm Score for the prediction of outcome in persons with severe traumatic brain injury treated with an ICP-targeted therapy. J Neurotrauma. 2016;33(3):A–34.

12. von Elm E, Altman DG, Egger M, Pocock SJ, Gotzsche PC, Vandenbroucke JP, et al. The Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) statement: guidelines for reporting observational studies. J Clin Epidemiol. 2008;61(4):344–9. doi: 10.1016/j.jclinepi.2007.11.008 18313558

13. PLOS Medicine Editors. Observational studies: getting clear about transparency. PLoS Med. 2014;11(8):e1001711. doi: 10.1371/journal.pmed.1001711 25158064

14. Zuercher M, Ummenhofer W, Baltussen A, Walder B. The use of Glasgow Coma Scale in injury assessment: a critical review. Brain Inj. 2009;23(5):371–84. doi: 10.1080/02699050902926267 19408162

15. Brain Trauma Foundation. Management and prognosis of severe traumatic brain injury. Campbell (California): Brain Trauma Foundation; 2000.

16. Brain Trauma Foundation, American Association of Neurological Surgeons, Congress of Neurological Surgeons, AANS/CNS Joint Section on Neurotrauma and Critical Care. Guidelines for the management of severe traumatic brain injury. 3rd edition. J Neurotrauma. 2007;24(Suppl 1):S1–106. doi: 10.1089/neu.2007.9999 17511534

17. Hutchinson PJ, Jalloh I, Helmy A, Carpenter KL, Rostami E, Bellander BM, et al. Consensus statement from the 2014 International Microdialysis Forum. Intensive Care Med. 2015;41(9):1517–28. doi: 10.1007/s00134-015-3930-y 26194024

18. Kakarieka A. Review on traumatic subarachnoid hemorrhage. Neurol Res. 1997;19(3):230–2. 9192371

19. Ringdal KG, Coats TJ, Lefering R, Di Bartolomeo S, Steen PA, Roise O, et al. The Utstein template for uniform reporting of data following major trauma: a joint revision by SCANTEM, TARN, DGU-TR and RITG. Scand J Trauma Resusc Emerg Med. 2008;16:7. doi: 10.1186/1757-7241-16-7 18957069

20. Perel P, Arango M, Clayton T, Edwards P, Komolafe E, Poccock S, et al. Predicting outcome after traumatic brain injury: practical prognostic models based on large cohort of international patients. BMJ. 2008;336(7641):425–9. doi: 10.1136/bmj.39461.643438.25 18270239

21. Teasdale G, Jennett B. Assessment of coma and impaired consciousness. A practical scale. Lancet. 1974;2(7872):81–4. 4136544

22. Jennett B, Bond M. Assessment of outcome after severe brain damage. Lancet. 1975;1(7905):480–4. 46957

23. R Core Team. R: a language and environment for statistical computing. Version 3.3.2 Vienna: R Foundation for Statistical Computing; 2016.

24. Murray GD, Butcher I, McHugh GS, Lu J, Mushkudiani NA, Maas AI, et al. Multivariable prognostic analysis in traumatic brain injury: results from the IMPACT study. J Neurotrauma. 2007;24(2):329–37. doi: 10.1089/neu.2006.0035 17375997

25. Marshall A, Altman DG, Royston P, Holder RL. Comparison of techniques for handling missing covariate data within prognostic modelling studies: a simulation study. BMC Med Res Methodol. 2010;10:7. doi: 10.1186/1471-2288-10-7 20085642

26. Velmahos GC, Gervasini A, Petrovick L, Dorer DJ, Doran ME, Spaniolas K, et al. Routine repeat head CT for minimal head injury is unnecessary. J Trauma. 2006;60(3):494–9. doi: 10.1097/01.ta.0000203546.14824.0d 16531845

27. Hukkelhoven CW, Steyerberg EW, Farace E, Habbema JD, Marshall LF, Maas AI. Regional differences in patient characteristics, case management, and outcomes in traumatic brain injury: experience from the tirilazad trials. J Neurosurg. 2002;97(3):549–57. doi: 10.3171/jns.2002.97.3.0549 12296638

28. Raj R, Skrifvars MB, Kivisaari R, Hernesniemi J, Lappalainen J, Siironen J. Acute alcohol intoxication and long-term outcome in patients with traumatic brain injury. J Neurotrauma. 2015;32(2):95–100. doi: 10.1089/neu.2014.3488 25010885

29. Servadei F, Murray GD, Penny K, Teasdale GM, Dearden M, Iannotti F, et al. The value of the “worst” computed tomographic scan in clinical studies of moderate and severe head injury. European Brain Injury Consortium. Neurosurgery. 2000;46(1):70–5. 10626937

30. Greene KA, Marciano FF, Johnson BA, Jacobowitz R, Spetzler RF, Harrington TR. Impact of traumatic subarachnoid hemorrhage on outcome in nonpenetrating head injury. Part I: a proposed computerized tomography grading scale. J Neurosurg. 1995;83(3):445–52. doi: 10.3171/jns.1995.83.3.0445 7666221

31. Wardlaw JM, Easton VJ, Statham P. Which CT features help predict outcome after head injury? J Neurol Neurosurg Psychiatry. 2002;72(2):188–92. doi: 10.1136/jnnp.72.2.188 11796768

32. Armin SS, Colohan AR, Zhang JH. Traumatic subarachnoid hemorrhage: our current understanding and its evolution over the past half century. Neurol Res. 2006;28(4):445–52. doi: 10.1179/016164106X115053 16759448

33. Hellewell S, Semple BD, Morganti-Kossmann MC. Therapies negating neuroinflammation after brain trauma. Brain Res. 2016;1640(Pt A):36–56. doi: 10.1016/j.brainres.2015.12.024 26740405

34. Wallesch CW, Curio N, Kutz S, Jost S, Bartels C, Synowitz H. Outcome after mild-to-moderate blunt head injury: effects of focal lesions and diffuse axonal injury. Brain Inj. 2001;15(5):401–12. doi: 10.1080/02699050010005959 11350654

35. Hoogmartens O, Heselmans A, Van de Velde S, Castren M, Sjolin H, Sabbe M, et al. Evidence-based prehospital management of severe traumatic brain injury: a comparative analysis of current clinical practice guidelines. Prehosp Emerg Care. 2014;18(2):265–73. doi: 10.3109/10903127.2013.856506 24401184

36. Kim YJ. The impact of time to surgery on outcomes in patients with traumatic brain injury: a literature review. Int Emerg Nurs. 2014;22(4):214–9. doi: 10.1016/j.ienj.2014.02.005 24680689

37. Flynn-O’Brien KT, Fawcett VJ, Nixon ZA, Rivara FP, Davidson GH, Chesnut RM, et al. Temporal trends in surgical intervention for severe traumatic brain injury caused by extra-axial hemorrhage, 1995 to 2012. Neurosurgery. 2015;76(4):451–60. doi: 10.1227/NEU.0000000000000693 25710105

38. Servadei F. Prognostic factors in severely head injured adult patients with acute subdural haematoma’s. Acta Neurochir (Wien). 1997;139(4):279–85.

39. Kothari RU, Brott T, Broderick JP, Barsan WG, Sauerbeck LR, Zuccarello M, et al. The ABCs of measuring intracerebral hemorrhage volumes. Stroke. 1996;27(8):1304–5. 8711791

40. Steyerberg EW. Clinical prediction models: a practical approach to development, validation, and updating. Statistics for biology and health. New York: Springer Science+Business Media; 2009.

41. Steyerberg EW, Harrell FE Jr, Borsboom GJ, Eijkemans MJ, Vergouwe Y, Habbema JD. Internal validation of predictive models: efficiency of some procedures for logistic regression analysis. J Clin Epidemiol. 2001;54(8):774–81. 11470385

42. Reilly BM, Evans AT. Translating clinical research into clinical practice: impact of using prediction rules to make decisions. Ann Intern Med. 2006;144(3):201–9. 16461965

43. Justice AC, Covinsky KE, Berlin JA. Assessing the generalizability of prognostic information. Ann Intern Med. 1999;130(6):515–24. 10075620

44. Maas AI, Menon DK, Steyerberg EW, Citerio G, Lecky F, Manley GT, et al. Collaborative European NeuroTrauma Effectiveness Research in Traumatic Brain Injury (CENTER-TBI): a prospective longitudinal observational study. Neurosurgery. 2015;76(1):67–80. doi: 10.1227/NEU.0000000000000575 25525693

45. Miller KJ, Schwab KA, Warden DL. Predictive value of an early Glasgow Outcome Scale score: 15-month score changes. J Neurosurg. 2005;103(2):239–45. doi: 10.3171/jns.2005.103.2.0239 16175852

46. Corral L, Ventura JL, Herrero JI, Monfort JL, Juncadella M, Gabarros A, et al. Improvement in GOS and GOSE scores 6 and 12 months after severe traumatic brain injury. Brain Inj. 2007;21(12):1225–31. doi: 10.1080/02699050701727460 18236198

47. Balestreri M, Czosnyka M, Chatfield DA, Steiner LA, Schmidt EA, Smielewski P, et al. Predictive value of Glasgow Coma Scale after brain trauma: change in trend over the past ten years. J Neurol Neurosurg Psychiatry. 2004;75(1):161–2. 14707332

48. Bledsoe BE, Casey MJ, Feldman J, Johnson L, Diel S, Forred W, et al. Glasgow Coma Scale scoring is often inaccurate. Prehosp Disaster Med. 2015:30(1):46–53. doi: 10.1017/S1049023X14001289 25489727

49. Stocchetti N, Pagan F, Calappi E, Canavesi K, Beretta L, Citerio G, et al. Inaccurate early assessment of neurological severity in head injury. J Neurotrauma. 2004;21(9):1131–40. doi: 10.1089/neu.2004.21.1131 15453984