Description of Research Expertise
Spinal biomechanics
Cost analysis, spine
Spinal outcomes
Selected Publications
Ahmad HS, Yang AI, Basil G, Welch WC, Yoon JW: Towards personalized and value-based spine care: objective patient monitoring with smartphone activity data. J Spine Surg 8 : 2022.
Ahmad HS, Singh S, Jiao K, Basil GW, Yang AI, Wang MY, Welch WC, Yoon JW.: Data-driven phenotyping of preoperative functional decline patterns in patients undergoing lumbar decompression and lumbar fusion using smartphone accellerometry Neurosurgery Focus 52 (E4): 2022.
Coric DJ, Nassr A, Kim PK, Welch WC, Robbins S, DeLuca S, Whiting D, Chahlavi A, Pirris SM, Groff MH, Chi JH, Huang JH, Kent R, Whitmore RG, Meyer S, Arnold PM, Patel A, Orr D, Krishhnaney A, Boltes P, Akekstein Y, Steinmetz M: Prospective, randomized controlled multicenter study of posterior lumbar facet arthroplasty for the treatment of spondylolisthesis. J Neurosurgery Spine 38 : 2022.
Ahmad HS, Yang A, Basil G, Joshi D, Wang MY, Welch WC, Yoon JW: Developing a prediction model for identification of distinct perioperative clinical stages in spine surgery with smartphone-based mobility data Neurosurgery 90 : 2022.
Ahmad HS, Yang A, Joshi D, Cleri N, Basil G, Wang MY, Welch WC, Yoon JW: Classifiying peri-operative course and outcomes in spine surgery using smartphone accelerometry Neurosurgery 68 : 2022.
Punchak MA, Agarwal A, Joshi D, Xiong R, Malhotra NR, Ozturk AK, Petrov D, Schuster J, Welch WC, Delgado K, Ali Z.: Understanding the natural history of post-operative pain and patient reported opioid consumption following elective spina and nerve surgery with an automated text messaging system. Neurosurgery : 2022.
Pinter Z, Freedman BA, Nassr AN, Sebastian AS, Coric D, Welch WC, Steinmetz MP, Smorgick Y, Anekestein Y: A prospective study of lumbar facet arthroplasty in the treatment of degenerative spondylolisthesis and stenosis: results from the total posterior spine system (TOPS) IDE study. The Spine Journal 22 (9S): 2022.
Yang AI, Rinehart CD, McShane BJ, Hitti FL, Welch WC: Growth of lumbosacral perineural (Tarlov) cysts: a natural history analysis. Neurosurgery 86 : 2020.
Sharma N, Piazza M, Marcotte P, Welch WC, Ozturk A, Chen I, Ali Z, Schuster J, Malhotra NR: Implications of anesthetic approach, spinal versus general, for the treatment of spinal disc herniation. Journal of Neurosurgery:Spine 30 : 2019.
Caplan I, Sinha S, Schuster J, Piazza M, Glauser G, Osiema B, McClintock S, Welch WC, Sharma N, Ozturk AK, Malhotra NR: The utility of cervical spine bracing as a post-operative adjunct to single-level anterior cervical spine surgery Asian Journal of Spinal Surgery : 2019.
Academic Contact Information
Department of Neurosurgery
Pennsylvania Hospital
801 Spruce Street
8th Floor
Philadelphia,
PA
19107
Phone: 215-829-6700
Patient appointments: 800-789-7366