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Meta-Analyses on Penis Length

The use of meta-analyses to pool data from many studies and measurement methods to determine average erect length and percentiles.

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Jan 19, 2026
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What percentile is a 6.75-inch erect penis based on large clinical measurement datasets?

A 6.75‑inch erect penis (≈17.1 cm) lies well above the population mean reported in large clinical reviews and, when compared to the widely used Veale et al. nomogram (mean 13.12 cm, SD 1.66 cm), corre...