The questionnaire has never been formally validated, but it has been found that the symptoms of drowsiness and the total dumping severity score have a borderline significant correlation with nadir plasma glucose [ 16 , 22 ].
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The questionnaire has never been formally validated, but it has been found that the symptoms of drowsiness and the total dumping severity score have a borderline significant correlation with nadir plasma glucose [ 16 , 22 ].