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Home & Kitchen

Mediflow Fiber Water Pillow - Adjustable for Neck Pain Relief, Pillow for Side, Back, and Stomach Sleepers, The Original Inventor of The Water Pillow, Clinically Proven Bed Pillow (2 Packs)

Home & Kitchen4.2· 27 Amazon ratings

Bias-adjusted across 27 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Home & Kitchen.

34.3%
Percentile · Global
23.0%
Percentile · Cohort
Home & Kitchen
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Mediflow Fiber Water Pillow - Adjustable for Neck Pain Relief, Pillow for Side, Back, and Stomach Sleepers, The Original Inventor of The Water Pillow, Clinically Proven Bed Pillow (2 Packs)

How the score was built

Amazon ratings
27

used for the Bayesian percentile

Raw star average
4.2 / 5

unadjusted Amazon mean

Bayesian avg
4.27

raw rating shrunk to the category prior

Reviewer-graph z
-0.707

bias-corrected vs. each reviewer's baseline (0 qualifying)

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Same category · Home & Kitchen

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