Supporting materials (protocol, search and screening records, risk-of-bias appraisal, analysis code and results) for: When a positive procalcitonin is not diagnostic of early-onset neonatal infection — revision R5

Supporting materials for a systematic diagnostic-accuracy review of cord-blood procalcitonin for early-onset neonatal infection with a Bayesian decision analysis (Pediatric Research, manuscript PR-2026-2379, revision of October 2026). Contents: review protocol; search strings and record identifiers; extraction data and full-text decisions; record-level list of every cord-blood record assessed; QUADAS-2 workbook with decision rules and verbatim supporting quotations; the single analysis script and its results file; tables, figures and supplementary files. No full text or abstract of any primary study is redistributed. See README.md.