Clinical and radiological outcomes of unilateral biportal endoscopy and percutaneous endoscopic interlaminar discectomy for highly downward-migrated lumbar disc herniation: a retrospective study.
Liu; Zhang; Zhang; Zhou; Qian · 2026 · BMC surgery
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
To compare the clinical efficacy and safety of unilateral biportal endoscopy (UBE) versus percutaneous endoscopic interlaminar discectomy (PEID) in the treatment of highly downward-migrated lumbar disc herniation (HDM-LDH). A retrospective…
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Metadata source: PubMed · DOI 10.1186/s12893-026-03933-w