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. Author manuscript; available in PMC: 2013 Aug 10.
Published in final edited form as: J Hum Hypertens. 2012 Nov 15;27(5):298–303. doi: 10.1038/jhh.2012.43

Table 3.

Distribution of Dietary Sodium and Potassium Intake (%) in South Korea, 1998, 2005 and 2009

Group Sodium Potassium
1998 2005 2009 P value 1 1998 2005 2009 P value1
< 2g/d 11.0 11.7 15.9 0.2404 39.0 34.7 31.2 <0.001
2-4 g/d 35.0 37.8 34.0 48.1 54.9 50.6
4-6 g/d 25.6 28.5 25.0 10.3 9.2 14.3
≥ 6g/d 23.5 22.0 25.2 2.6 1.2 3.9
1

χ2- test comparing the percent of each group between 1998 and 2009.