e-ISSN: Pending
Negative / Null Result ReportOpen accessMedicine

Hormonal and reproductive factors and risk of nasopharyngeal carcinoma in Chinese women: a case-control study.

Su XY; Schroder A; Tse LA; Yu IT; Xie SH · 2025 · BMC research notes

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)

Background Sex hormones may play a role in the development of nasopharyngeal carcinoma (NPC), but the evidence is limited. Methods This case-control study collected information on sex hormonal and reproductive factors of 99 female incident…

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Metadata source: Europe PMC · DOI 10.1186/s13104-025-07471-1