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Table 7 Correlations between Ca and Mg in water and cardiovascular risk factors, calcium in serum and urine, and magnesium in serum, muscle and urine. Total study population and men and women. Spearman's rank correlation coefficient.

From: The influence of calcium and magnesium in drinking water and diet on cardiovascular risk factors in individuals living in hard and soft water areas with differences in cardiovascular mortality

  Calcium content in water Magnesium content in water
  Total study population Women Men Total study population Women Men
S-Cholesterol -.171* -.217* -.128 -.070 -.158 .002
S-TG .056 .198 .002 .101 .150 .070
S- HDL-cholesterol .005 -.022 .003 -.093 -.062 -.112
S-LDL-cholesterol -.218** -.282* -.169 -.087 -.175 -.024
SBP .229** -274* .195* .128 .169 .091
DBP .032 .122 -.020 .028 .066 -.005
B- HbA1c .043 -.015 .088 .064 .015 .106
S-Ca -.011 -.148 -.151 .073 .232* -.057
S-Mg .009 .055 .004 .014 .081 -.037
U-Ca .002 .016 -.012 -.075 -.014 -.133
U-Mg .021 .094 -.029 -.038 .063 -.109
M-Mg -.095 -.146 -.017 -.007 -.412* .394*
  1. ** Correlation is significant at the .01 level * Correlation is significant at the .05 level S- = serum, B- = blood, U- = urine. M- = muscle