Fig. 2From: Reliability and validity of a semi-quantitative food frequency questionnaire: dietary intake assessment among multi-ethnic populations in Northwest ChinaBland–Altman plots showing agreement between the average of food frequency questionnaires (FFQs) and the three-day 24-h recalls (24HRs) in estimating the intake of energy and nutrients: a Energy in Kcal, b protein in grams, c fat in grams, and d carbohydrates in grams. (SD—standard deviation)Back to article page