All of our study has several advantages and you can constraints
The prospective framework smaller the possibility of remember and you can alternatives biases, and higher level out-of retention reduced bias due to an excellent loss to follow-right up. Diet was assessed many times through the follow-upwards, and this got into consideration changes in eating behaviors and you can quicker measurement error; however, certain error was inescapable. Although strokes was basically notice-claimed, analysis medical professionals, with no knowledge Pet Sites dating of this new notice-advertised risk basis standing from members, examined participants’ scientific suggestions to ensure the latest coronary attack diagnosis and you will categorize the fresh coronary arrest variety of. However, just like the twenty four% of females which have coronary arrest throughout the NHS We and you will 32% regarding the NHS II failed to provide consent to examine its scientific suggestions, we were struggling to categorize all of the strokes once the ischemic or hemorrhagic; hence, the brand new variety of coronary arrest types was in fact faster. Nevertheless, the huge quantity of members and the much time time of pursue-right up provided adequate capacity to choose medically related differences in dangers out of complete stroke and stroke versions. While doing so, new up-to-date meta-analyses provided support in regards to our findings on dietary consumption off magnesium, potassium, and calcium supplements and you can risk of total stroke. A primary limitation of your own current data is actually the inability so you can separate this new separate aftereffects of the three vitamins having far confidence from the high correlations among them. Including, given that study inhabitants mainly contains Caucasian people ( 12), the results of the newest investigation may possibly not be generalizable so you can guys or ethnically varied communities.
To summarize, is a result of these dos high potential education offer strong facts to help you service an enthusiastic inverse relationship ranging from joint intakes off magnesium, potassium, and you will calcium supplements out-of diet and coronary attack chance. The new separate character of each nutrient throughout the reduced total of coronary arrest chance is tough to describe. On the other hand, the end result ones vitamins on the danger of coronary attack separate off eating sources is difficult to help you describe. This research aids the advice of the Weightloss Remedies for Prevent Blood pressure, Maximum Macronutrient Consumption Trial to cease Heart problems, and you can Mediterranean diets, and this offer large weightloss consumption of these nutritional elements.
The brand new authors’ duties was in fact below-SNA: performed analytical analyses and penned this new manuscript; DS, WCW, and KMR: considering crucial opinions of your manuscript; as well as article writers: understand and you can acknowledged the final manuscript. Nothing of people stated a dispute of great interest about the study.
FOOTNOTES
Supported by the fresh NIH (grants UM1CA176726, UM1CA186107, D43TW009106, HL34594, CA87969, and you may HL088521) and Bernard Lown Cardiovascular illnesses Program (to SNA).
Methods
Information was obtained on potential confounding factors, including medical history, other aspects of dietary intake, and lifestyle behaviors that could be associated with intake of these minerals and risk of stroke. These variables were updated biennially and included cigarette smoking (never, past, or current), physical activity (<3, 3 to <9, 9 to <18, 18 to <27, or ?27 metabolic equivalent tasks per week), menopausal status (premenopausal or postmenopausal), postmenopausal hormone therapy use (never, past, or current), parental history of early myocardial infarction (before age 60 y), multivitamin use (yes or no), thiazide use (yes or no), aspirin use at least 2 times/wk (yes or no), and history of hypertension, diabetes, or hypercholesterolemia (yes or no). Height and weight were self-reported at baseline, and weight was updated from follow-up questionnaire responses. BMI (in kg/m 2 ) was calculated as weight divided by height squared. BMI was divided into 3 categories (i.e., <25, 25 to <30, and ?30). Quintiles were calculated for total energy intake (kcal), and we used alcohol consumption categories of 0, 0 to <5, 5 to <10, 10 to <15, and ?15 g/d.
Age-standard functions from 86,149 women in the fresh NHS We inside the 1994 and 94,715 ladies in the new NHS II into the 1995 by quintiles of magnesium, potassium, and you may calcium consumption 1
Pooled RRs (95% CIs) of total, ischemic, and you will hemorrhagic strokes by the quintiles away from complete and you may diet potassium intake from inside the 86,149 ladies in the latest NHS I and you will 94,715 ladies in the new NHS II step 1
By the relatively high level of relationship anywhere between these types of nutrients, i and tested a blended magnesium, potassium, and calcium eating plan rating ( Table 5). To own comparison of women about highest which have reduced quintiles of combined magnesium, potassium, and you will calcium diet get, the latest pooled multivariate RR to have full stroke try 0.81 (95% CI: 0.72, 0.91; P-trend = 0.003). Conclusions have been comparable for ischemic however hemorrhagic coronary arrest.
Talk
New relatives between consumption of magnesium, potassium, and you may calcium and you can chance of coronary attack revealed in the current investigation is much like the latest family members between consumption of these nutrients and chance of IHD. During the prospective knowledge, dietary consumption regarding magnesium and potassium was inversely from the exposure out-of IHD ( 46, 47), but there can be zero relation that have calcium supplements consumption and chance of IHD in females ( 48). In addition to, consumption out of magnesium and you can calcium supplements but not potassium had been with the lower threat of CVD death in some ( twenty four, 46, 49) however the ( 50) education.