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Items: 1 to 50 of 112

1.

The Effects of Space Microgravity on Hip and Knee Cartilage: A New Frontier in Orthopaedics.

Ramkumar PN, Navarro SM, Becker J, Ahmad F, Minkara AA, Haeberle HS, Mont MA, Williams RJ.

Surg Technol Int. 2019 Nov 10;35:421-425.

PMID:
31687778
2.

Can a machine learning model accurately predict patient resource utilization following lumbar spinal fusion?

Karnuta JM, Golubovsky JL, Haeberle HS, Rajan PV, Navarro SM, Kamath AF, Schaffer JL, Krebs VE, Pelle DW, Ramkumar PN.

Spine J. 2019 Oct 22. pii: S1529-9430(19)31043-5. doi: 10.1016/j.spinee.2019.10.007. [Epub ahead of print]

PMID:
31654809
3.

Risk Factors for Loss to Follow-up in 3202 Patients at 2 Years After Anterior Cruciate Ligament Reconstruction: Implications for Identifying Health Disparities in the MOON Prospective Cohort Study.

Ramkumar PN, Tariq MB; MOON Knee Group, Amendola A, Andrish JT, Brophy RH, Dunn WR, Flanigan DC, Huston LJ, Jones MH, Kaeding CC, Kattan MW, Marx RG, Matava MJ, McCarty EC, Parker RD, Vidal AF, Wolcott ML, Wolf BR, Wright RW, Spindler KP.

Am J Sports Med. 2019 Nov;47(13):3173-3180. doi: 10.1177/0363546519876925. Epub 2019 Oct 7.

PMID:
31589465
4.

Concussion in American Versus European Professional Soccer: A Decade-Long Comparative Analysis of Incidence, Return to Play, Performance, and Longevity.

Ramkumar PN, Navarro SM, Haeberle HS, Luu BC, Jang A, Frangiamore SJ, Farrow LD, Schickendantz MS, Williams RJ 3rd.

Am J Sports Med. 2019 Aug;47(10):2287-2293. doi: 10.1177/0363546519859542. Epub 2019 Jul 15.

PMID:
31303010
5.

Deep Learning Preoperatively Predicts Value Metrics for Primary Total Knee Arthroplasty: Development and Validation of an Artificial Neural Network Model.

Ramkumar PN, Karnuta JM, Navarro SM, Haeberle HS, Scuderi GR, Mont MA, Krebs VE, Patterson BM.

J Arthroplasty. 2019 Oct;34(10):2220-2227.e1. doi: 10.1016/j.arth.2019.05.034. Epub 2019 Jun 20.

PMID:
31285089
6.

Artificial Intelligence and Arthroplasty at a Single Institution: Real-World Applications of Machine Learning to Big Data, Value-Based Care, Mobile Health, and Remote Patient Monitoring.

Ramkumar PN, Haeberle HS, Bloomfield MR, Schaffer JL, Kamath AF, Patterson BM, Krebs VE.

J Arthroplasty. 2019 Oct;34(10):2204-2209. doi: 10.1016/j.arth.2019.06.018. Epub 2019 Jun 17. Review.

PMID:
31280916
7.

Prevalence of haemoprotozoan diseases in cattle of Cauvery delta region of Tamil Nadu.

Jayalakshmi K, Sasikala M, Veeraselvam M, Venkatesan M, Yogeshpriya S, Ramkumar PK, Selvaraj P, Vijayasarathi MK.

J Parasit Dis. 2019 Jun;43(2):308-312. doi: 10.1007/s12639-019-01094-7. Epub 2019 Feb 11.

PMID:
31263338
8.

Smartphone geospatial apps for dengue control, prevention, prediction, and education: MOSapp, DISapp, and the mosquito perception index (MPI).

Babu AN, Niehaus E, Shah S, Unnithan C, Ramkumar PS, Shah J, Binoy VV, Soman B, Arunan MC, Jose CP.

Environ Monit Assess. 2019 Jun 28;191(Suppl 2):393. doi: 10.1007/s10661-019-7425-0.

PMID:
31254076
9.

Artificial Intelligence and Machine Learning in Lower Extremity Arthroplasty: A Review.

Haeberle HS, Helm JM, Navarro SM, Karnuta JM, Schaffer JL, Callaghan JJ, Mont MA, Kamath AF, Krebs VE, Ramkumar PN.

J Arthroplasty. 2019 Oct;34(10):2201-2203. doi: 10.1016/j.arth.2019.05.055. Epub 2019 Jun 11. Review.

PMID:
31253449
10.

Hip Arthroscopy: A Social Media Analysis of Patient Perception.

Haeberle HS, Bartschat NI, Navarro SM, Rooney PW, Rosneck J, Westermann RW, Ramkumar PN.

Orthop J Sports Med. 2019 Jun 18;7(6):2325967119854188. doi: 10.1177/2325967119854188. eCollection 2019 Jun.

11.

Predicting Inpatient Payments Prior to Lower Extremity Arthroplasty Using Deep Learning: Which Model Architecture Is Best?

Karnuta JM, Navarro SM, Haeberle HS, Helm JM, Kamath AF, Schaffer JL, Krebs VE, Ramkumar PN.

J Arthroplasty. 2019 Oct;34(10):2235-2241.e1. doi: 10.1016/j.arth.2019.05.048. Epub 2019 Jun 3.

PMID:
31230954
12.

Remote Patient Monitoring Using Mobile Health for Total Knee Arthroplasty: Validation of a Wearable and Machine Learning-Based Surveillance Platform.

Ramkumar PN, Haeberle HS, Ramanathan D, Cantrell WA, Navarro SM, Mont MA, Bloomfield M, Patterson BM.

J Arthroplasty. 2019 Oct;34(10):2253-2259. doi: 10.1016/j.arth.2019.05.021. Epub 2019 May 16.

PMID:
31128890
13.

Preoperative Prediction of Value Metrics and a Patient-Specific Payment Model for Primary Total Hip Arthroplasty: Development and Validation of a Deep Learning Model.

Ramkumar PN, Karnuta JM, Navarro SM, Haeberle HS, Iorio R, Mont MA, Patterson BM, Krebs VE.

J Arthroplasty. 2019 Oct;34(10):2228-2234.e1. doi: 10.1016/j.arth.2019.04.055. Epub 2019 May 2.

PMID:
31122849
14.

Epidemiology and Impact of Prior Musculoskeletal Injury and Orthopaedic Surgery on Draft Rank, Availability, and Short-term Performance in Major League Baseball: A Summary Analysis and Matched Cohort of 1890 Predraft Players.

Ramkumar PN, Navarro SM, Luu BC, Haeberle HS, Karnuta JM, Stearns KL, Soloff L, Frangiamore SJ, Schickendantz MS.

Orthop J Sports Med. 2019 May 3;7(5):2325967119844268. doi: 10.1177/2325967119844268. eCollection 2019 May.

15.

Clinical Utility of an MRI-Based Classification System for Operative Versus Nonoperative Management of Ulnar Collateral Ligament Tears: A 2-Year Follow-up Study.

Ramkumar PN, Haeberle HS, Navarro SM, Frangiamore SJ, Farrow LD, Schickendantz MS.

Orthop J Sports Med. 2019 Apr 26;7(4):2325967119839785. doi: 10.1177/2325967119839785. eCollection 2019 Apr.

16.

Difficult Revision Total Hip Arthroplasty Cases Treated with an Offset Head Center Acetabular Shell.

Wassef A, Sodhi N, Khlopas A, Sultan AA, Chughtai M, Ramkumar P, Stearns K, Molloy R, Mont MA.

Surg Technol Int. 2019 May 15;34:445-450.

PMID:
31037719
17.

Discharge to the skilled nursing facility: patient risk factors and perioperative outcomes after total knee arthroplasty.

Ramkumar PN, Gwam C, Navarro SM, Haeberle HS, Karnuta JM, Delanois RE, Mont MA.

Ann Transl Med. 2019 Feb;7(4):65. doi: 10.21037/atm.2018.12.62.

18.

Evaluation of the volume-value relationship in hip fracture care using evidence-based thresholds.

Navarro SM, Frankel WC, Haeberle HS, Billow DG, Ramkumar PN.

Hip Int. 2019 Mar 26:1120700019837130. doi: 10.1177/1120700019837130. [Epub ahead of print]

PMID:
30912450
19.

Short-term outcomes after anatomic total shoulder arthroplasty in patients with osteoarthritis versus osteonecrosis.

Navarro SM, Haeberle HS, Khlopas A, Newman JM, Karnuta JM, Mont MA, Ramkumar PN.

Ann Transl Med. 2019 Feb;7(3):48. doi: 10.21037/atm.2018.12.63.

20.

Prognostic utility of an magnetic resonance imaging-based classification for operative versus nonoperative management of ulnar collateral ligament tears: one-year follow-up.

Ramkumar PN, Haeberle HS, Navarro SM, Frangiamore SJ, Farrow LD, Schickendantz MS.

J Shoulder Elbow Surg. 2019 Jun;28(6):1159-1165. doi: 10.1016/j.jse.2018.11.063. Epub 2019 Mar 1.

PMID:
30827835
21.

Response to Letter to the Editor on "Machine Learning and Primary Total Knee Arthroplasty: Patient Forecasting for a Patient-Specific Payment Model".

Navarro SM, Haeberle HS, Mont MA, Krebs VE, Patterson BM, Ramkumar PN.

J Arthroplasty. 2019 May;34(5):1041-1043. doi: 10.1016/j.arth.2019.01.034. Epub 2019 Jan 31. No abstract available.

PMID:
30777629
22.

Clinical Faceoff: A Changing Landscape-Current and Recent Orthopaedic Residents Discuss Gender, Subspecialization, and Accountability.

Ramkumar PN, Urch E, Taylor SA.

Clin Orthop Relat Res. 2019 Mar;477(3):494-497. doi: 10.1097/CORR.0000000000000640. No abstract available.

PMID:
30762680
23.

Bundled Care for Hip Fractures: A Machine-Learning Approach to an Untenable Patient-Specific Payment Model.

Karnuta JM, Navarro SM, Haeberle HS, Billow DG, Krebs VE, Ramkumar PN.

J Orthop Trauma. 2019 Jul;33(7):324-330. doi: 10.1097/BOT.0000000000001454.

PMID:
30730360
24.

Accelerated Growth of Cellular Therapy Trials in Musculoskeletal Disorders: An Analysis of the NIH Clinical Trials Data Bank.

Piuzzi NS, Ng M, Chughtai M, Khlopas A, Ramkumar PN, Harwin SF, Mont MA, Bauer TW, Muschler GF.

Orthopedics. 2019 Mar 1;42(2):e144-e150. doi: 10.3928/01477447-20190118-04. Epub 2019 Jan 31.

PMID:
30668881
25.

Development and Validation of a Machine Learning Algorithm After Primary Total Hip Arthroplasty: Applications to Length of Stay and Payment Models.

Ramkumar PN, Navarro SM, Haeberle HS, Karnuta JM, Mont MA, Iannotti JP, Patterson BM, Krebs VE.

J Arthroplasty. 2019 Apr;34(4):632-637. doi: 10.1016/j.arth.2018.12.030. Epub 2018 Dec 27.

PMID:
30665831
26.

Stratum-Specific Likelihood Ratio Analysis: An Evidence-Based and Pragmatic Approach to Meaningful Thresholds in Lower Extremity Arthroplasty.

Navarro SM, Haeberle HS, Mont MA, Krebs V, Ramkumar PN.

Surg Technol Int. 2019 May 15;34:415-420.

PMID:
30574678
27.

Short-Term Outcomes of Concussions in Major League Baseball: A Historical Cohort Study of Return to Play, Performance, Longevity, and Financial Impact.

Ramkumar PN, Navarro SM, Haeberle HS, Pettit RW, Miles TJ, Frangiamore SJ, Mont MA, Farrow LD, Schickendantz MS.

Orthop J Sports Med. 2018 Dec 13;6(12):2325967118814238. doi: 10.1177/2325967118814238. eCollection 2018 Dec.

28.

Optimizing the Volume-Value Relationship in Laminectomy: An Evidence-Based Analysis of Outcomes and Economies of Scale.

Frankel WC, Navarro SM, Haeberle HS, Ramanathan D, Ramkumar PN.

Spine (Phila Pa 1976). 2019 May 1;44(9):659-669. doi: 10.1097/BRS.0000000000002910.

PMID:
30363014
29.

The Evidence Behind Peroxide in Orthopedic Surgery.

Navarro SM, Haeberle HS, Sokunbi OF, Frankel WC, Wera GD, Mont MA, Ramkumar PN.

Orthopedics. 2018 Nov 1;41(6):e756-e764. doi: 10.3928/01477447-20181010-07. Epub 2018 Oct 16.

PMID:
30321442
30.

Machine Learning and Primary Total Knee Arthroplasty: Patient Forecasting for a Patient-Specific Payment Model.

Navarro SM, Wang EY, Haeberle HS, Mont MA, Krebs VE, Patterson BM, Ramkumar PN.

J Arthroplasty. 2018 Dec;33(12):3617-3623. doi: 10.1016/j.arth.2018.08.028. Epub 2018 Sep 5.

PMID:
30243882
31.

The Volume-Value Relationship in Shoulder Arthroplasty.

Ramkumar PN, Haeberle HS, Iannotti JP, Ricchetti ET.

Orthop Clin North Am. 2018 Oct;49(4):519-525. doi: 10.1016/j.ocl.2018.05.012. Epub 2018 Aug 16. Review.

PMID:
30224013
32.

Prevalence and Epidemiology of Injuries Among Elite Cyclists in the Tour de France.

Haeberle HS, Navarro SM, Power EJ, Schickendantz MS, Farrow LD, Ramkumar PN.

Orthop J Sports Med. 2018 Sep 4;6(9):2325967118793392. doi: 10.1177/2325967118793392. eCollection 2018 Sep.

33.

Fixed and Variable Relationship Models to Define the Volume-Value Relationship in Spinal Fusion Surgery: A Macroeconomic Analysis Using Evidence-Based Thresholds.

Navarro SM, Frankel WC, Haeberle HS, Ramkumar PN.

Neurospine. 2018 Sep;15(3):249-260. doi: 10.14245/ns.1836088.044. Epub 2018 Sep 6.

34.

CRISPR-based genetic interaction maps inform therapeutic strategies in cancer.

Ramkumar P, Kampmann M.

Transl Cancer Res. 2018 Feb;7(Suppl 1):S61-S67. doi: 10.21037/tcr.2018.01.02. No abstract available.

35.

Modern Machine Learning as a Benchmark for Fitting Neural Responses.

Benjamin AS, Fernandes HL, Tomlinson T, Ramkumar P, VerSteeg C, Chowdhury RH, Miller LE, Kording KP.

Front Comput Neurosci. 2018 Jul 19;12:56. doi: 10.3389/fncom.2018.00056. eCollection 2018.

36.

Interobserver and Intraobserver Reliability of an MRI-Based Classification System for Injuries to the Ulnar Collateral Ligament.

Ramkumar PN, Frangiamore SJ, Navarro SM, Lynch TS, Forney MC, Kaar SG, Akhavan S, Moutzouros V, Westermann RW, Farrow LD, Schickendantz MS.

Am J Sports Med. 2018 Sep;46(11):2755-2760. doi: 10.1177/0363546518786970. Epub 2018 Aug 2.

PMID:
30070584
37.

Whole-body magnetic resonance angiography.

Weir-McCall JR, Bonnici-Mallia M, Ramkumar PG, Nath AF, Houston JG.

Clin Radiol. 2019 Jan;74(1):3-12. doi: 10.1016/j.crad.2018.05.032. Epub 2018 Jul 18. Review.

PMID:
30031589
38.

Hamstring Autograft in ACL Reconstruction: A 13-Year Predictive Analysis of Anthropometric Factors and Surgeon Trends Relating to Graft Size.

Ramkumar PN, Hadley MD, Jones MH, Farrow LD.

Orthop J Sports Med. 2018 Jun 19;6(6):2325967118779788. doi: 10.1177/2325967118779788. eCollection 2018 Jun.

39.

Corrigendum to 'Evidence-Based Thresholds for the Volume and Length of Stay Relationship in Total Hip Arthroplasty: Outcomes and Economies of Scale' [Journal of Arthroplasty 33 (2018) 2031-2037].

Ramkumar PN, Navarro SM, Frankel WC, Haeberle HS, Delanois RE, Mont MA.

J Arthroplasty. 2018 Sep;33(9):3060-3061. doi: 10.1016/j.arth.2018.06.011. Epub 2018 Jun 28. No abstract available.

PMID:
29960826
40.

The Orthopaedic Surgery Residency Application Process: An Analysis of the Applicant Experience.

Ramkumar PN, Navarro SM, Chughtai M, Haeberle HS, Taylor SA, Mont MA.

J Am Acad Orthop Surg. 2018 Aug 1;26(15):537-544. doi: 10.5435/JAAOS-D-16-00835.

PMID:
29870416
41.

Postoperative Pain and Analgesia: Is There a Genetic Basis to the Opioid Crisis?

Elmallah RK, Ramkumar PN, Khlopas A, Ramkumar RR, Chughtai M, Sodhi N, Sultan AA, Mont MA.

Surg Technol Int. 2018 Jun 1;32:306-314. Review.

PMID:
29791710
42.

Social Media in Shoulder & Elbow Surgery: An Analysis of Twitter and Instagram.

Ramkumar PN, Navarro SM, Cornaghie MM, Haeberle HS, Hameed H, Schickendantz MS, Ricchetti ET, Iannotti JP.

Int J Sports Med. 2018 Jul;39(7):564-570. doi: 10.1055/s-0043-124369. Epub 2018 May 14.

PMID:
29758568
43.

Population coding of conditional probability distributions in dorsal premotor cortex.

Glaser JI, Perich MG, Ramkumar P, Miller LE, Kording KP.

Nat Commun. 2018 May 3;9(1):1788. doi: 10.1038/s41467-018-04062-6.

44.

Evidence-Based Thresholds for the Volume and Cost Relationship in Total Hip Arthroplasty: Outcomes and Economies of Scale.

Haeberle HS, Navarro SM, Frankel WC, Mont MA, Ramkumar PN.

J Arthroplasty. 2018 Aug;33(8):2398-2404. doi: 10.1016/j.arth.2018.02.093. Epub 2018 Mar 15.

PMID:
29666028
45.

Short-Term Impact of Concussion in the NHL: An Analysis of Player Longevity, Performance, and Financial Loss.

Navarro SM, Pettit RW, Haeberle HS, Frangiamore SJ, Rahman NM, Farrow LD, Schickendantz MS, Ramkumar PN.

J Neurotrauma. 2018 Oct 15;35(20):2391-2399. doi: 10.1089/neu.2017.5611. Epub 2018 Jul 2.

PMID:
29648975
46.

No Difference in Outcomes 12 and 24 Months After Lower Extremity Total Joint Arthroplasty: A Systematic Review and Meta-Analysis.

Ramkumar PN, Navarro SM, Haeberle HS, Ng M, Piuzzi NS, Spindler KP.

J Arthroplasty. 2018 Jul;33(7):2322-2329. doi: 10.1016/j.arth.2018.02.056. Epub 2018 Feb 21.

PMID:
29567000
47.

Mobile technology and telemedicine for shoulder range of motion: validation of a motion-based machine-learning software development kit.

Ramkumar PN, Haeberle HS, Navarro SM, Sultan AA, Mont MA, Ricchetti ET, Schickendantz MS, Iannotti JP.

J Shoulder Elbow Surg. 2018 Jul;27(7):1198-1204. doi: 10.1016/j.jse.2018.01.013. Epub 2018 Mar 7.

PMID:
29525490
48.

Evidence-Based Thresholds for the Volume and Length of Stay Relationship in Total Hip Arthroplasty: Outcomes and Economies of Scale.

Ramkumar PN, Navarro SM, Frankel WC, Haeberle HS, Delanois RE, Mont MA.

J Arthroplasty. 2018 Jul;33(7):2031-2037. doi: 10.1016/j.arth.2018.01.059. Epub 2018 Feb 5. Erratum in: J Arthroplasty. 2018 Sep;33(9):3060-3061.

PMID:
29502962
49.

Evidence-Based Thresholds for the Volume-Value Relationship in Adolescent Idiopathic Scoliosis: Outcomes and Economies of Scale.

Navarro SM, Ramkumar PN, Egger AC, Goodwin RC.

Spine Deform. 2018 Mar - Apr;6(2):156-163. doi: 10.1016/j.jspd.2017.08.001.

PMID:
29413738
50.

Outcomes of Cementless Total Knee Arthroplasty in Patients With Rheumatoid Arthritis.

Patel N, Gwam CU, Khlopas A, Sodhi N, Sultan AA, Navarro SM, Ramkumar PN, Harwin SF, Mont MA.

Orthopedics. 2018 Mar 1;41(2):103-106. doi: 10.3928/01477447-20180123-05. Epub 2018 Jan 29.

PMID:
29377055

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