The phrase "a raised level of" is correct and usable in written English.
It can be used when discussing an increase in quantity, intensity, or degree of something, such as in scientific, medical, or analytical contexts.
Example: "The study found a raised level of cortisol in participants under stress."
Alternatives: "an elevated level of" or "an increased level of".
Your symptoms suggest that you might have a raised level of potassium - the medical term for which is hyperkalaemia.
Symbiosis is the phenomenon in which organisms of different species live together in close association, resulting in a raised level of fitness for one or more of the organisms.
It must also be free from sodium and potassium: many persons with renal failure have died from pulmonary edema, a correlate of sodium retention, and others from the acute toxic effects on the heart of a raised level of potassium in the blood.
In May 2010, the International Paralympic Committee announced that she had been given a six-month ban, backdated to October 2009, after she had tested positive for a raised level of the drug Salbutamol following the incident.
When the gonads are ripening, a raised level of microalgae in the diet has been found to increase gonadal development.
For him, photography was a means of attaining a heightened state of being, a raised level of moral awareness, which could be as physically exacting and spiritually transforming as scaling a Himalayan summit.
The heat is dissipated over as much of the surface as possible, so rather than hot spots there's a general raised level of warmth that is not uncomfortable.
A significantly raised level of extracellular S100A9 promotes its amyloid aggregations and also co-aggregation with Aβ.
A raised level may prompt a significant period of anxiety for patients and mean that they undergo a needle biopsy.
They also observed, as prior research had suggested, that a fatty diet raised levels of a chemical called deoxycholic acid (DCA) and that antibiotics lowered it.
Respiratory health researches have for years suspected a relationship between raised levels of particulate matter (defined as airborne particles smaller than 2.5 micrograms) and cardiac arrest.
