{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,17]],"date-time":"2026-10-17T22:47:58Z","timestamp":1792277278341,"version":"4.4.0"},"reference-count":26,"publisher":"BMJ","issue":"5","content-domain":{"domain":["bmj.com"],"crossmark-restriction":true},"short-container-title":["Reg Anesth Pain Med"],"accepted":{"date-parts":[[2021,2,16]]},"published-print":{"date-parts":[[2021,5]]},"abstract":"<jats:sec>\n                  <jats:title>Background<\/jats:title>\n                  <jats:p>The femoral nerve block (FNB) may be used for analgesia in hip fracture surgery. The pericapsular nerve group (PENG) block is a novel regional technique and may provide better pain reduction while preserving motor function, but these blocks have not been directly compared.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Methods<\/jats:title>\n                  <jats:p>In a single-center double-blinded randomized comparative trial, patients presenting for hip fracture surgery received analgesia with either FNB or PENG block. The primary outcome measure was pain scores (Numeric Rating Scale (NRS) 0 to 10). Secondary outcomes were postoperative quadriceps strength, opiate use, complications, length of hospital stay, and patient-reported outcomes.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Results<\/jats:title>\n                  <jats:p>Sixty patients were randomized and equally allocated between groups. Baseline demographics were similar. Postoperatively in recovery (day 0), the PENG group experienced less pain compared with the FNB group. (In the PENG group, 63% experienced no pain, 27% mild pain, and 10% moderate to severe pain. In comparison, 30% of the FNB group reported no pain, 27% mild pain, and 36% moderate to severe pain; p=0.04). This was assessed using an 11-point Likert NRS. Quadriceps strength was better preserved in the PENG group in the recovery unit (assessed using Oxford muscle strength grading, 60% intact in the PENG group vs none intact in the FNB group; p&lt;0.001) and on day 1 (90% intact vs 50%, respectively; p=0.004). There was no difference in other outcomes.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Conclusions<\/jats:title>\n                  <jats:p>Patients receiving a PENG block for intraoperative and postoperative analgesia during hip fracture surgery experience less postoperative pain in the recovery room with no difference detected by postoperative day 1. Quadriceps strength was better preserved with the PENG block. Despite the short-term analgesic benefit and improved quadriceps strength, there were no differences detected in the quality of recovery.<\/jats:p>\n               <\/jats:sec>","DOI":"10.1136\/rapm-2020-102315","type":"journal-article","created":{"date-parts":[[2021,2,26]],"date-time":"2021-02-26T10:47:23Z","timestamp":1614336443000},"page":"398-403","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":193,"title":["Pericapsular nerve group (PENG) block provides improved short-term analgesia compared with the femoral nerve block in hip fracture surgery: a single-center double-blinded randomized comparative trial"],"prefix":"10.1136","volume":"46","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-0813-3161","authenticated-orcid":false,"given":"D-Yin","family":"Lin","sequence":"first","affiliation":[{"name":"Anesthesiology, Flinders Medical Centre, Bedford Park, South Australia, Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9200-2430","authenticated-orcid":false,"given":"Craig","family":"Morrison","sequence":"additional","affiliation":[{"name":"Anesthesiology, Flinders Medical Centre, Bedford Park, South Australia, Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Brigid","family":"Brown","sequence":"additional","affiliation":[{"name":"Anesthesiology, Flinders Medical Centre, Bedford Park, South Australia, Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Alexander Andrew","family":"Saies","sequence":"additional","affiliation":[{"name":"Orthopaedics, Flinders Medical Centre, Bedford Park, South Australia, Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Reshma","family":"Pawar","sequence":"additional","affiliation":[{"name":"Anesthesiology, Flinders Medical Centre, Bedford Park, South Australia, Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marthinus","family":"Vermeulen","sequence":"additional","affiliation":[{"name":"Anesthesiology, Flinders Medical Centre, Bedford Park, South Australia, Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stewart Robert","family":"Anderson","sequence":"additional","affiliation":[{"name":"Anesthesiology, Flinders Medical Centre, Bedford Park, South Australia, Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tsai Sheng","family":"Lee","sequence":"additional","affiliation":[{"name":"Anesthesiology, Flinders Medical Centre, Bedford Park, South Australia, Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Job","family":"Doornberg","sequence":"additional","affiliation":[{"name":"Orthopaedics, Flinders Medical Centre, Bedford Park, South Australia, Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hidde Maarten","family":"Kroon","sequence":"additional","affiliation":[{"name":"Surgery, Royal Adelaide Hospital, Adelaide, South Australia, Australia"},{"name":"Faculty of Health and Medical Sciences, The University of Adelaide, Adelaide, South Australia, Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ruurd Lukas","family":"Jaarsma","sequence":"additional","affiliation":[{"name":"Orthopaedics and Trauma Surgery, Flinders Medical Centre, Bedford Park, South Australia, Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"239","published-online":{"date-parts":[[2021,2,26]]},"reference":[{"key":"2025090415211820000_46.5.398.1","doi-asserted-by":"publisher","DOI":"10.1007\/PL00004148"},{"key":"2025090415211820000_46.5.398.2","doi-asserted-by":"publisher","DOI":"10.1111\/jgs.13106"},{"key":"2025090415211820000_46.5.398.3","unstructured":"National Hip Fracture Database . 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Available: https:\/\/www.nhfd.co.uk\/files\/2018ReportFiles\/NHFD-2018-Annual-Report-v101.pdf [Accessed 7 Oct 2020]."},{"key":"2025090415211820000_46.5.398.4","doi-asserted-by":"publisher","DOI":"10.1093\/gerona\/58.1.M76"},{"key":"2025090415211820000_46.5.398.5","first-page":"CD001159","article-title":"Peripheral nerve blocks for hip fractures","volume":"5","author":"Guay","year":"2017","journal-title":"Cochrane Database Syst Rev"},{"key":"2025090415211820000_46.5.398.6","doi-asserted-by":"publisher","DOI":"10.1097\/ALN.0b013e318279fa0b"},{"key":"2025090415211820000_46.5.398.7","doi-asserted-by":"publisher","DOI":"10.1097\/AAP.0000000000000707"},{"key":"2025090415211820000_46.5.398.8","doi-asserted-by":"publisher","DOI":"10.1136\/rapm-2020-101826"},{"key":"2025090415211820000_46.5.398.9","doi-asserted-by":"publisher","DOI":"10.1001\/jama.2013.879"},{"key":"2025090415211820000_46.5.398.10","doi-asserted-by":"crossref","DOI":"10.1136\/bmj.c332","article-title":"Consort 2010 statement: 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