1. Maggi S, Kelsey JL, Litvak J, Heyse SP. Incidence of hip fractures in theelderly: a cross-national analysis. Osteoporos Int. 1991;1(4):232-241.
2. Maxwell L, White S. Anaesthetic management of patients with hipfractures: An update. Anaesthesia and Intensive Care Med. 2013;13(5):179-183.
3. Layzell MJ. Use of femoral nerve blocks in adults with hip fractures.Nurs Stand. 2013;27(52):49-56. doi: 10.7748/ns2013.08.27.52.49.e7390
4. Abou Setta AM, Beaupre LA, Rashiq S, et al. Comparative effectivenessof pain management interventions for hip fracture: a systematic review.Ann Intern Med. 2011;155(4):234-245. doi: 10.7326/0003-4819-155-4-201108160-00346
5. O’Donnell CM, McLoughlin L, Patterson CC, et al. Perioperativeoutcomes in the context of mode of anaesthesia for patients undergoinghip fracture surgery: systematic review and meta-analysis. Br J Anaesth.2018;120(1):37-50. doi: 10.1016/j.bja.2017.09.002
6. Liu K, Chan TC, Irwin MG. Anaesthesia for fractured neck of femur.Anaesthesia and Intensive Care Med. 2022;22(1):24-27.
7. Parker MJ, Griffiths R, Appadu BN. Nerve blocks (subcostal, lateralcutaneous, femoral, triple, psoas) for hip fractures. Cochrane DatabaseSyst Rev. 2000;2(1):001159. doi: 10.1002/14651858.CD001159
8. Parker MJ, Handoll HH, Griffiths R. Anaesthesia for hip fracturesurgery in adults. Cochrane Database Syst Rev. 2004;18(4):000521.
9. Bhatia A, Hoydonckx Y, Peng P, Cohen SP. Radiofrequency proceduresto relieve chronic hip pain: an evidence-based narrative review. RegAnesth Pain Med. 2018;43(1):72-83. doi:10.1097/AAP 0000000000000694
10. Berlioz BE, Bojaxhi E. PENG regional block. 2021 Mar 25. In: statpearls(Internet). Treasure Island (FL): StatPearls. 2022;15(5):33351429.
11. Arango GL, Peng PWH, Chin KJ, Brull R, Perlas A. Pericapsular nervegroup (PENG) block for hip fracture. Reg Anesth Pain Med. 2018;43(8):859-863. doi: 10.1097/AAP.0000000000000847
12. Morrison SR, Magaziner J, McLaughlin MA, et al. The impact of post-operative pain on outcomes following hip fracture. Pain. 2003;103(3):303-311. doi: 10.1016/S0304-3959(02)00458-X
13. Pergolizzi J, Böger RH, Budd K, et al. Opioids and the managementof chronic severe pain in the elderly: consensus statement of aninternational expert panel with focus on the six clinically most oftenused World health organization step III opioids (buprenorphine,fentanyl, hydromorphone, methadone, morphine, oxycodone). PainPract. 2008;8(4):287-313. doi: 10.1111/j.1533-2500.2008.00204.x
14. Jahr JS, Breitmeyer JB, Pan C, Royal MA, Ang RY. Safety and efficacyof intravenous acetaminophen in the elderly after major orthopedicsurgery: subset data analysis from 3, randomized, placebo-controlledtrials. Am J Ther. 2012;19(2):66-75. doi: 10.1097/MJT.0b013e3182456810
15. Orozco S, Muñoz D, Jaramillo S, Herrera AM. Pericapsular nerve group(PENG) block for perioperative pain control in hip arthroscopy. J ClinAnesth. 2020;59(1):3-4. doi: 10.1016/j.jclinane.2019.04.037
16. Guay J, Parker MJ, Griffiths R, Kopp S. Peripheral nerve blocks for hipfractures. Cochrane Database Syst Rev. 2017;11(5):001159.
17. Luo TD, Ashraf A, Dahm DL, Stuart MJ, McIntosh AL. Femoral nerveblock is associated with persistent strength deficits at 6 months afteranterior cruciate ligament reconstruction in pediatric and adolescentpatients. Am J Sports Med. 2015;43(2):331-336.
18. Krych A, Arutyunyan G, Kuzma S, et al. Adverse effect of femoralnerve blockade on quadriceps strength and function after ACLreconstruction. J Knee Surg. 2015;28(1):83-88. doi: 10.1055/s-0034-1371769
19. El Ahl MS. Femoral nerve block versus adductor canal blockfor postoperative pain control after anterior cruciate ligamentreconstruction: a randomized controlled double blind study. Saudi JAnaesth. 2015;9(3):279-282. doi: 10.4103/1658-354X.154708
20. Mudumbai SC, Kim TE, Howard SK, et al. An ultrasound-guided fasciailiaca catheter technique does not impair ambulatory ability within aclinical pathway for total hip arthroplasty. Korean J Anesth. 2016;69(4):368-375. doi: 10.4097/kjae.2016.69.4.368
21. Behrends M, Yap EN, Zhang AL, et al. Preoperative fascia iliaca blockdoes not improve analgesia after arthroscopic hip surgery, but causesquadriceps muscles weakness: a randomized, double blind trial.Anesthesiology. 2018;129(3):536-543.
22. Reavley P, Montgomery AA, Smith JE, et al. Randomised trial of thefascia iliaca block versus the ‘3-in-1’ block for femoral neck fractures inthe emergency department. Emerg Med J. 2015;32(9):685-689. doi: 10.1136/emermed-2013-203407
23. Capdevila X, Biboulet P, Bouregba M, et al. Comparison of the three-in-one and fascia iliaca compartment blocks in adults: clinical andradiographic analysis. Anesth Analg. 1998;86(5):1039-1044. doi: 10.1097/00000539-199805000 00025
24. Shin JJ, McCrum CL, Mauro CS, Vyas D. Pain management afterhip arthroscopy: systematic review of randomized controlled trialsand cohort studies. Am J Sports Med. 2018;46(13):3288-3298. doi: 10.1177/0363546517734518
25. Steinhaus ME, Rosneck J, Ahmad CS, Lynch TS. Outcomes afterperipheral nerve block in hip arthroscopy. Am J Orthop. 2018;47(6):1.doi: 10.12788/ajo.2018.0049
26. Short AJ, Barnett JJG, Gofeld M, et al. Anatomic study of innervationof the anterior hip capsule: implication for image-guided intervention.Reg Anesth Pain Med. 2018;43(2):186-192.
27. Acharya U, Lamsal R. Pericapsular nerve group block: an excellentoption for analgesia for positional pain in hip fractures. Case RepAnesthesiol. 2020;12(1):1830136. doi: 10.1155/2020/1830136
28. Bantie M, Mola S, Girma T, Aweke Z, Neme D, Zemedkun A.Comparing analgesic effect of intravenous fentanyl, femoral nerve blockand fascia iliaca block during spinal anesthesia positioning in electiveadult patients undergoing femoral fracture surgery: a randomizedcontrolled trial. J Pain Res. 2020;26(13):3139-3146. doi: 10.2147/JPR.S282462
29. Salem BF, Grati L, Gahbiche M. Rachianesthésie unilatérale et bénéficehémodynamique des faibles doses de bupivacaïne hyperbare (Unilateralspinal anaesthesia and haemodynamic benefit of low dose hyperbaricbupivacaine). Ann Fr Anesth Reanim. 2003;22(2):145-146. doi: 10.1016/s0750-7658(02)00865-1
30. Hwang U, Richardson LD, Sonuyi TO, Morrison RS. The effect ofemergency department crowding on the management of pain in olderadults with hip fracture. J Am Geriatr Soc. 2006;54(2):270-275. doi: 10.1111/j.1532-5415.2005.00587.x
31. Foss NB, Kristensen BB, Bundgaard M, et al. Fascia iliaca compartmentblockade for acute pain control in hip fracture patients: a randomized,placebo-controlled trial. Anesthesiology. 2007;106(4):773-778. doi: 10.1097/01.anes.0000264764.56544.d2
32. Sieber FE, Mears S, Lee H, Gottschalk A. Postoperative opioidconsumption and its relationship to cognitive function in older adultswith hip fracture. J Am Geriatr Soc. 2011;59(12):2256-2262.
33. Lee HB, Oldham MA, Sieber FE, Oh ES. Impact of delirium after hipfracture surgery on one-year mortality in patients with or withoutdementia: a case of effect modification. Am J Geriatr Psychiatry. 2017;25(3):308-315. doi: 10.1016/j.jagp.2016.10.008
34. Schepis TS, McCabe SE. Trends in older adult nonmedical prescriptiondrug use prevalence: results from the 2002-2003 and 2012-2013National survey on drug use and health. Addict Behav. 2016;60(9):219-222. doi: 10.1016/j.addbeh.2016.04.020
35. Amiri HR, Safari S, Makarem J, Rahimi M, Jahanshahi B. Comparisonof combined femoral nerve block and spinal anesthesia with lumbarplexus block for postoperative analgesia in intertrochanteric fracturesurgery. Anesth Pain Med. 2012;2(1):32-35. doi: 10.5812/aapm.4526
36. Rahimzadeh P, Imani F, Faiz SH, Nikoubakht N, Sayarifard A. Effectof intravenous methylprednisolone on pain after intertrochantericfemoral fracture surgery. J Clin Diagn Res. 2014;8(4):1-4. doi: 10.7860/JCDR/2014/8232.4305
37. Guay J, Johnson RL, Kopp S. Nerve blocks or no nerve blocks for paincontrol after elective hip replacement (arthroplasty) surgery in adults.Cochrane Database Syst Rev. 2017;(31)10:011608.
38. Freeman N, Clarke J. Perioperative pain management for hip fracturepatients. Orthopaedics and Trauma. 2016;30(2):145-152.
39. Bang S, Chung J, Jeong J, Bak H, Kim D. Efficacy of ultrasound-guided fascia iliaca compartment block after hip hemiarthroplasty: aprospective, randomized trial. Medicine. 2016;95(39):5018.
40. Lin DY, Morrison C, Brown B, et al. Pericapsular nerve group(PENG) block provides improved short-term analgesia comparedwith the femoral nerve block in hip fracture surgery: a single-centerdouble-blinded randomized comparative trial. Reg Anesth Pain Med.2021;46(5):398-403. doi: 10.1136/rapm-2020-102315
41. Bhattacharya A, Bhatti T, Haldar M. Pericapsular nerve groupblock-is it better than the rest for pain relief in fracture neck offemur? Reg Anesth Pain Med. 2019;44(1):116. doi: 10.1136/rapm-2019-ESRAABS2019.139