ARTICLE INFO | ABSTRACT | |
ORIGINAL ARTICLE | Background: Hypertension is the third risk factor for the cardiovascular diseases. This study investigated the effects of mineral water from Damavand spring on the blood pressure and serum lipid profiles in men with hypertension. Methods: In this study 41 hypertensive men were randomly assigned to Damavand mineral water (DM) and Tehran water groups (TW). The DM and TW received 1.5-liter bottle of mineral water of Damavand spring and Tehran piped water bottled, respectively. The participants' blood pressure, serum triglyceride (TG), total cholesterol (TC), low-density lipoprotein cholesterol (LDLc), and high-density lipoprotein cholesterol (HDLc) were measured at the beginning and end of the study. Total hardness of water was measured by titration with EDTA. Results: The results showed that the mean systolic and diastolic blood pressures decreased in both groups at the end of the study compared to the baseline (P < 0.05), but the difference was not significant. Serum TC and LDLc significantly in the case group at the end of week 8 compared to the baseline (P < 0.05) and this reduction was significant (P < 0.05). Moreover, no significant differences were observed between the two groups with regard to the mean changes of TG and HDLc (P > 0.05). Conclusions: The findings showed that the daily consumption of 1.5 liters of premium mineral water of Damavand springs decreased the systolic and diastolic blood pressure, total cholesterol, and LDLc levels. Keywords: Hypertension; Serum lipid profiles; Mineral water. |
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Article history: Received: 17 Apr 2018 Revised: 18 Jun 2018 Accepted: 14 Aug 2018 |
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*Corresponding author roakbarzadeh53@gmail.com Department of Operating Room & anesthesia, School of Paramedicine, Sabzevar University of Medical Sciences, Sabzevar, Iran. Postal code: 961793114 Tel: 051-44018328 |
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Data analysis: Data analysis was performed using SPSS version 11.5 and paired and independent t-tests.
Table 1. Comparison of mean (± SD) of systolic pressure, diastolic pressure and lipid profiles in two groups | ||||
(n = 21) Tehran water | (n = 20) Damavand mineral water | Groups Vaiables |
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Week 8 | Baseline | Week 8 | Baseline | |
122.62 ± 13.29a | 144.0 ± 8.31 | 119.50 ± 12.24a | 151.50 ± 14.24 | Systolic blood pressure (mmHg) |
79.76 ± 12.5 a | 95.48 ± 4.71 | 76.50 ± 8.72a | 96.50 ± 5.64 | Diastolic blood pressure (mmHg) |
190.14 ± 47.43 | 186.95 ± 86.80 | 191.60 ± 95.29 | 189.35 ± 97.49 | Triglyceride (mg/dl) |
157.81 ± 19.04 | 136.10 ± 24.62 | 133.75 ± 31.97ab* | 149.50 ± 31.16 | Cholesterol (mg/dl) |
68.48 ± 25.53a | 56.09 ± 33.35 | 50.73 ± 27.38b* | 55.53 ± 27.11 | Low density lipoprotein cholesterol (mg/dl) |
55.30 ± 14.24a | 46.61 ± 14.97 | 55.56 ± 11.99a | 44.15 ± 12.23 | High density lipoprotein cholesterol (mg/dl) |
a: Changes reflect week 8 versus baseline values; b: Changes reflect week 8 versus Tehran water values; ∗ Denote p < 0.01 versus Tehran water |
Table 2. Mean (± SD) of hardness and mineral contents of Damavand mineral water and Tehran water | |||||
Total Hardness mg/l caco3) |
Sodium (mg/L) | Potassium (mg/L) | Magnesium (mg/L) | Calcium (mg/L) | Minerals Type of Waters |
225 ± 15 b | 4.48 ± 0.17 b | 0.60 ± 0.2 b | 16.31± 0.84b | 58.9 ± 2.84a | Damavand mineral water |
183 ± 13 | 30.00 ± 1.00 | 1.55 ± 0.5 | 12.83 ± 0.83 | 49.32 ± 0.94 | Tehran water |
a and b denote p < 0.01 and p < 0.001 versus Tehran water, respectively. |
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