For example, a 62 - year - old man whose systolic blood pressure (the top number) is 125, doesn't smoke, and does not have diabetes or other cardiovascular problems, would have a 4 percent risk of stroke over the following decade; if the same man had
a systolic blood pressure of 160 (140 and above is too high) and wasn't receiving treatment for high blood pressure, his risk of stroke within the next 10 years would be 15 percent.
Effect of Control of
Systolic Blood Pressure of Survival in Cats with Systemic Hypertension.
Trial participants were men and women 35 to 65 years of age who had an average
systolic blood pressure of 130 - 159 mmHg and / or diastolic blood pressure of 80 - 99 mmHg based on an average of 9 readings (3 observations at each of 3 screening visits).
In one eight - week study among twins, those taking 1,000 mg per day of olive leaf extract had an average drop in
systolic blood pressure of 13 mm Hg and a drop of 4 mm Hg in diastolic blood pressure.
In one study, individuals having high blood pressure and supplementing their diets with flaxseed experienced a reduction in
systolic blood pressure of 10 mmHg, and a reduction in diastolic pressure of 7 mmHg.
Ambulatory systolic blood pressure — measured by a portable machine that patients wore for 24 hours — dropped significantly for all patients at six months, with a drop of 7.9 mmHg for all patients with blood pressure readings of 140 or higher — and the largest reductions, 9.2 mmHg, for the subset of patients with ambulatory
systolic blood pressure of 160 or higher.
An increase of an additional 7g (1.2 teaspoons) of salt above the average intake was associated with an increase in
systolic blood pressure of 3.7 mmHg.
The researchers caution that the study did not address effects in people with
systolic blood pressure of 160 or greater or in persons with prior cardiovascular disease or medication treated diabetes.
For the study, investigators tested and followed 412 adults, including 234 women, ranging in age from 23 to 76 years and with
a systolic blood pressure of 120 - 159 mm Hg and a diastolic blood pressure between 80 - 95 mm Hg (i.e., prehypertension or stage 1 hypertension).
Most surprisingly, say the researchers, a participant who had a baseline
systolic blood pressure of 150 or greater and was consuming the combination low - sodium / DASH diet had an average reduction of 21 mm Hg in systolic blood pressure compared to the high - sodium control diet.
In all five studies, null results were reported, and a mean difference in
systolic blood pressure of 0.0 mmHg between breast - and bottle - fed subjects was assigned.
Systolic blood pressures of participants ranged from 140 - 159 mm Hg, while diastolic BPs were 90 - 95 mm Hg.
Not exact matches
One such study by the University
of Utah found that healthy patients who consumed unprocessed cacao experienced a decrease in
systolic and diastolic
blood pressure by 5 mm within two weeks.
One study found that drinking one glass
of beet juice lowered
systolic blood pressure by an average
of 4 - 5 points.
Long - term consequences
of breastfeeding on cholesterol, obesity,
systolic blood pressure and type 2 diabetes: a systematic review and meta - analysis.
In general, every 20 millimeter increase in
systolic blood pressure doubles the risk
of cardiovascular disease.
As BPA levels rose, so too did
systolic blood pressure readings — on average by about five millimeters
of mercury.
Articles were included if they fulfilled the following criteria: 1) having been breastfed in infancy was compared with bottle (artificial) feeding, 2)
systolic or diastolic
blood pressure had been measured as an outcome, and 3) an estimate
of the mean difference in
blood pressure between breast - and bottle - fed groups could be extracted from the article.
That is, we found some evidence that small studies (i.e., those with higher standard errors, located to the right
of the figure), compared with larger studies, reported larger mean differences in
systolic blood pressure between infant feeding groups.
If you have had normal
blood pressure before your pregnancy but had developed high
blood pressure after 20 weeks
of pregnancy (
systolic pressure ≥ 140 mm Hg and diastolic
pressure ≥ 90 mm Hg)
Eleven
systolic blood pressure observations (nine studies) were
of children (aged 1 — 16 years), and six observations (five studies) occurred in later adulthood (age ≥ 17 years).
Studies that formally tested for interaction found little evidence
of sex differences in the association between breastfeeding and
systolic or diastolic
blood pressure (20, 43).
In a sensitivity analysis, inclusion in the meta - analysis
of the assumed zero estimates from the five studies (table 1) with no published mean differences attenuated the overall summary estimate for
systolic blood pressure (mean difference: — 1.0 mmHg, 95 percent CI: — 1.6; — 0.4; p = 0.002), but there was still strong evidence
of an inverse association.
Using drugs to lower
systolic blood pressure to less than 120 millimeters
of mercury cut people's risk
of heart attacks and other cardiovascular woes by 25 percent, researchers report November 9 in the New England Journal
of Medicine.
«What we're observing from the combined dietary intervention is a reduction in
systolic blood pressure as high as, if not greater than, that achieved with prescription drugs,» says senior study author Lawrence Appel, M.D., M.P.H., professor
of medicine at the Johns Hopkins University School
of Medicine.
A team led by epidemiologist Paul Muntner
of Tulane University analyzed health surveys
of Americans aged 8 to 17 and found that
systolic (peak)
blood pressure has risen an average
of 1.4 points since 1988 — 1994.
Among patients with hypertension at high risk
of cardiovascular disease, a program that consisted
of patients measuring their
blood pressure and adjusting their antihypertensive medication accordingly resulted in lower
systolic blood pressure at 12 months compared to patients who received usual care, according to a study in the August 27 issue
of JAMA.
We know this because patients who were given the new - look medication presented higher hypertension and
systolic blood pressure than either
of their peers whose medication was unchanged or simply wrapped in a different packaging.
«Levels
of stress hormones,
systolic blood pressure and biomarkers
of oxidative stress and inflammation were significantly lower when using real air purifiers,» Kan said.
To put the potential impact
of the findings into context, Juraschek says, the FDA requires any new antihypertensive agent submitted for approval to lower
systolic blood pressure by 3 - 4 mm Hg.
Systolic blood pressure, though, tends to rise, and high
blood pressure — hypertension — can put extra strain on the heart and arteries, causing greater risk
of heart attack and stroke.
Using drugs to lower people's
systolic blood pressure, the
pressure when the heart contracts, to less than 120 millimeters
of mercury could cut heart attack, stroke and death rates.
The
systolic blood pressure (top number)
of the female offspring rats were about 10 mm Hg to 13 mm Hg lower compared to the offspring
of pregnant rats not given PETN.
Although the prevalence
of diabetes mellitus increased over time, other risk factors, such as cigarette smoking, measured
systolic blood pressure, and total cholesterol values, decreased.
Orthostatic hypotension was defined as a drop
of 20 mmHg or more in
systolic blood pressure or 10 mmHg or more in diastolic
blood pressure.
«After 15 weeks
of participation in recreational soccer,
systolic and diastolic
blood pressure had fallen by 12 and 6 millimetres
of mercury (mmHg) and the women had lost 2.3 kg
of fat on average,» says project leader Magni Mohr.
They showed that the longer the exposure to excess body fat (adiposity) in adulthood the greater the cardiovascular - related problems in later life, including increased thickness
of the carotid artery walls, raised
systolic blood pressure, and increased risk
of diabetes.
Those who took part in the SAGE survey were categorized as hypertensive if the mean
of two measurements was equal or greater than 140mmHg (
systolic blood pressure) or 90mmHg (diastolic
blood pressure), or if they were taking treatment for hypertension.
•
Systolic blood pressure levels above 140 mmHg were linked with higher risks
of coronary heart disease, stroke, kidney failure, and death in patients with CKD
of all ages, but the magnitude
of these associations diminished with more advanced age.
UNDER
PRESSURE Hitting a systolic blood pressure target of 120 millimeters of mercury took, on average, three drugs for a group of participants undergoing intensive treatment (orange line) in an NIH - sponsored clinica
PRESSURE Hitting a
systolic blood pressure target of 120 millimeters of mercury took, on average, three drugs for a group of participants undergoing intensive treatment (orange line) in an NIH - sponsored clinica
pressure target
of 120 millimeters
of mercury took, on average, three drugs for a group
of participants undergoing intensive treatment (orange line) in an NIH - sponsored clinical trial.
A
systolic blood pressure measurement
of 140 mmHg or higher and a diastolic measurement
of 90 mmHG or higher (140/90 mmHg) is considered high.
Earlier this year, preliminary results from the trial, named the
Systolic Blood Pressure Intervention Trial, or SPRINT, convinced the National Institutes
of Health to end the study a year ahead
of schedule (SN Online: 9/11/15).
While surrogate measures may be appropriate in some cases, as more surrogates are being used in a wider variety
of conditions, fewer are subject to the kind
of rigorous validation
of past FDA - authorized surrogates such as cholesterol levels or
systolic blood pressure, speakers cautioned.
Now researchers at the Jerusalem College
of Technology and the Shaare Zedek Medical Center in Israel have developed a method to more accurately measure
systolic blood pressure.
Although both study groups showed a statistically significant decrease at six months compared with baseline -LRB--14.1 mmHg for renal denervation compared to -11.7 mmHg for the sham treatment control), the difference
of -2.29 mmHg in office
systolic blood pressure between the two arms was not significant.
«Our findings show that more than one in four young adults who binge drink meet the criterion for pre-hypertension (i.e., a
systolic blood pressure between 120 and 139 millimetres
of mercury).
Results were similar for change in 24 - hour
systolic blood pressure, with a non-significant difference between the two arms
of -1.96 mmHg.
Systolic blood pressure measures the
pressure in the arteries when the heart beats (i.e., when the heart muscle contracts), and it should be below 140 millimetres
of mercury.
Renal denervation failed to achieve the primary efficacy endpoint
of a decrease in
systolic blood pressure measured in the doctor's office from baseline to six months or the powered secondary efficacy endpoint
of decrease in average 24 - hour levels by ambulatory
blood pressure monitoring, which provides more reliable readings.
In a study published in the June 16 online edition
of JAMA Internal Medicine, researchers at Wake Forest Baptist Medical Center found that lowering
systolic blood pressure below 120 does not appear to provide additional benefit for patients.