Barely Significant

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Here we have shown improved episodic memory performance in delayed word recognition and marginally significant improved visuo-spatial Corsi Block performance at 3, but not 6, months following intervention alongside a lowering of systolic blood pressure at both time points.
Though our visuo-spatial findings here did not quite reach significance, beneficial effects of blueberry supplementation on visuo-spatial memory in aging rats is well documented (for example [ 9 , 25 ]), and polyphenol-rich chronic interventions with procyanidins have previously shown positive visuo-spatial benefits for older adults [ 26 , 27 ].
[ 30 ], the mean difference, limit of agreement (LoA), as well as Bland-Altman index were calculated, after a log transformation applied due to non-parametric distribution, as commonly applied [ 34 ], while a Bland-Altman index of 5% was interpreted as a positive validation [ 35 ] and a Bland-Altman index of 10% was interpreted as a borderline significant [ 36 ], which was assumed a priori [ 37 ], (2) analysis of cross-classification in quartiles: the share of correctly classified and grossly misclassified (classified to the opposite quartiles) individuals were indicated, while at least 50% of correctly classified and, at the same time, less than 10% of grossly misclassified individuals was interpreted as a positive validation [ 38 ]; (3) analysis of the weighted κ statistic: as a method recommended by Cade et al.
Results showed a trend towards a non-linear J-shaped relationship of alcohol intake with BMI, with a significant positive association between alcohol consumption and BMI observed only at Very High levels of intake (>75% RDA Energy) in men and High to Very High intakes (>50% RDA Energy energy) in women.