a decreasing trendP = .002
The results exhibit a decreasing trend of pH over 180 days for all samples, as indicated by the significant time effect on the pH ( P = .002) based on the GEE model with adjustment for the effect of the product on pH.
The results exhibit a decreasing trend of pH over 180 days for all samples, as indicated by the significant time effect on the pH ( P = .002) based on the GEE model with adjustment for the effect of the product on pH.