e-ISSN: Pending
Negative / Null Result ReportMedicine

Physical activity, sedentary time and sperm DNA fragmentation index in healthy Japanese men.

Li H; Hao W; Maeda E; Kumazawa Y; Takahashi K; Tanaka T; Yokota I; Terada Y · 2025 · Reproductive biomedicine online

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)

Research question Are physical activity and sedentary time associated with the DNA fragmentation index (DFI) score and conventional semen parameters in healthy Japanese men? Design Baseline data from the Preconception Research and…

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Metadata source: Europe PMC · DOI 10.1016/j.rbmo.2025.105015