Figure 1.

Bland and Altman plot: energy intake (kJ) (n = 93). Differences between energy intake estimated with SFFQ-2007 and SFFQ-1999 plotted against the mean intake of energy from the two SFFQs. Dashed line represents mean difference, solid line represents mean difference ±2 SD.

Kristiansen et al. BMC Public Health 2013 13:680   doi:10.1186/1471-2458-13-680
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