Sperm quality parameters of Swiss army recruits pre- and peri-COVID-19: a cross-sectional, comparative analysis.

New Microbes New Infect · 2026 · PMC13202535 · PMID 42205874

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an evident trendno p-value reported

To assess whether the distribution of sperm concentration categories differed between language regions, a Cochran-Armitage trend test was performed, evaluating whether there was an evident trend in the sperm concentration groups (0–15 Mio/mL, 15–40 Mio/mL, and >40 Mio/mL) across the two language region groups (Latin vs.

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