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Anita MacDonald

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Liquid protein substitute

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substitute

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substitute Naff

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Problems preparation time need water dirty containers

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too much effort

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makes people look different look different

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New liquid protein substitute Cooler 130 ml pouches > 8 years average dose: 4 pouches daily

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How good is liquid Cooler? do people prefer it? does it affect blood phenylalanine control? is it easier than powder? are people embarrassed when taking it?

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Who did we study? 26 people aged: 8y 49y 14 female 12 male most took PKU Express powder

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What did we do? 3 parts: 6 weeks compared liquid protein substitute with powdered equivalent

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Part 1/2 2 weeks

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Part 1/2

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Part 3 2 weeks

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What did we study? preference wastage self consciousness phenylalanine levels

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Evaluation

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% of either product chosen in part 3 Subjects % Liquid Powder

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p=0.027 Blood phenylalanine control

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Subjects % % Wastagep=0.001

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% 92 38 How easy was it to take? liquid powder p