Figures index

From

Gluten-free Products in the UK Retail Environment. Availability, Pricing, Consumer Opinions in a Longitudinal Study

Frank Vriesekoop, Emily Wright, Stephanie Swinyard, Wim de Koning

International Journal of Celiac Disease. 2020, 8(3), 95-103 doi:10.12691/ijcd-8-3-5
  • Figure 1. Availability issues with GF products (2015, black bars: n=90; 2019, while bars: n=391).
  • Figure 2. Quality issues with GF products. A: main products with quality issues, black bars 2015; white bars 2019. B: main quality issues related to baked products, black bars 2015, hatched bars, 2019. (2015: n=90, 2019: n=391)
  • Figure 3. Price ratios (PRs) of GF items in the shopping basket across all supermarkets included in this study. ‘A’, average PRs in relation to each available GF items in the shopping basket across all supermarkets included in this study. Error bars represent the standard deviation of the PR per line item. ‘B’, the spread of PRs of each available GF items in the shopping basket across all supermarkets included in this study. The box represents the interquartile range (central 50%) of the data, while the whiskers (viz. error bars) represent either the upper or lower 25 % of the average PRs. Black bars, 2015; white bars, 2019
  • Figure 4. Variation in price ratios of gluten-free foods compared to gluten containing foods (bread, sweet biscuits, pasta and breakfast cereals). Data shown are a cumulation of data from various publications and this work. Data sets presented are from: 2019-UK = this work; 2018-UK = [2], 2016-USA = [29]; 2016-UK = [13]; 2015-UK = this work; 2015-Greece = [26]; 2015-Austria = [30]; 2015-Chile = [11]; 2014-UK1 = [31]; 2014-UK2 = [10]; 2013-Chile = [32]; 2012-AU = [12]; 2011-BR = [9]; 2009-UK = [8]; 2006-CAN = [27]; 2006-USA = [7]. The dates given in the data labels on the graph are the reported years in which the data was collected, which might not be the same as the year of publication