{"doi":"10.2147/jpr.s386565","title":"Racial Differences in 25-Hydroxy Vitamin D and Self-Reported Pain Severity in a Sample of Individuals Living with Non-Specific Chronic Low Back Pain","abstract":"Introduction: Considerable evidence suggests that there are significant ethnic/racial differences in the experience of pain among individuals suffering from chronic musculoskeletal conditions. Additionally, low levels of vitamin D have been associated with pain severity. Further, vitamin D deficiency is more prevalent in Non-Hispanic Black (NHB) individuals compared to Non-Hispanic Whites (NHW). Objective: The aim of this study was to investigate the associations among race, pain severity, and serum levels of vitamin D in a sample of patients with chronic low back pain (cLBP). Methods: All study participants (n = 155) self-identified their race/ethnicity as either NHB or NHW. Blood samples were collected to assess circulating levels of serum 25- hydroxy vitamin D. Vitamin D levels were categorized as optimal (≥ 20 ng/mL), insufficient (12– 19 ng/mL) or deficient (< 12 ng/mL). Participants then self-reported their pain severity using the Brief Pain Inventory – Short Form. Results: Results showed that a greater proportion of NHB versus NHW participants were categorized as Vitamin D deficient ( χ 2 (2, N = 155) = 16.79, p < 0.001). An analysis of covariance (ANCOVA) revealed that NHBs reported significantly greater pain severity relative to NHWs (F(1150) = 6.45) p = 0.012. Further, self-reported pain severity significantly differed according to Vitamin D clinical categories (F(2150) = 4.19, p = 0.013). Participants with deficient vitamin D reported significantly greater pain severity in comparison to participants with optimal vitamin D (F(1101) = 7.28, p = 0.008). Conclusion: The findings suggest that Vitamin D deficiency may be linked to greater pain severity in a sample of individuals with cLBP, especially for those who identify as NHB. Keywords: race, pain, vitamin D, disparities","journal":"Journal of Pain Research","year":2022,"id":276102,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":9,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.962,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2022-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":895172,"name":"Larissa J. Strath","orcid":"0000-0002-9616-0177","position":1,"is_corresponding":false},{"id":688401,"name":"Fariha Hasan","orcid":"0000-0001-8186-0106","position":2,"is_corresponding":false},{"id":289537,"name":"Robert E. Sorge","orcid":"0000-0003-4989-9697","position":3,"is_corresponding":false},{"id":688399,"name":"Terence M. Penn","orcid":"0000-0001-9262-2584","position":4,"is_corresponding":false},{"id":475725,"name":"Deanna Rumble","orcid":"0000-0003-2832-7788","position":5,"is_corresponding":false},{"id":362412,"name":"Edwin N. Aroke","orcid":"0000-0002-8355-0870","position":6,"is_corresponding":false},{"id":946198,"name":"Asia M. Wiggins","orcid":"0000-0001-7434-6483","position":7,"is_corresponding":false},{"id":946706,"name":"Jonas G Dembowski","orcid":null,"position":8,"is_corresponding":false},{"id":946707,"name":"Eeshaan K Bajaj","orcid":null,"position":9,"is_corresponding":false},{"id":688402,"name":"Tammie Quinn","orcid":"0000-0001-6002-597X","position":10,"is_corresponding":false},{"id":51225,"name":"D. Leann Long","orcid":"0000-0001-8614-7190","position":11,"is_corresponding":false},{"id":430081,"name":"Burel R. Goodin","orcid":"0000-0002-8159-1310","position":12,"is_corresponding":false},{"id":688397,"name":"Demario S. Overstreet","orcid":"0000-0002-8485-4454","position":0,"is_corresponding":true}],"reference_count":53,"raw_metadata":null,"created_at":"2026-07-19T00:28:26.545826Z","pmid":"36514480","pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}