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Differences between Health Promotion Board, Singapore (HPB) guidelines and food group proportions measured, before (T0), v. 1 month (T1), 3 months (T2) and 6 months (T3) after introduction of the design plate. In all three graphs, the dark colours refer to the design plate group, and the lighter-coloured bars refer to the normal plate group. Values are means, with standard deviations represented by vertical bars. Between-group comparisons were performed using t tests.
