The part of a sentence "a reduction in the severity of" is correct and usable in written English.
You can use it to describe a situation in which the intensity or seriousness of something has been lessened. For example, "The new policy resulted in a reduction in the severity of punishments for minor offences."
The trial cannot show that the children will live longer, but Elborn and others hope that a reduction in the severity of the disease will have that effect.
HFNC seems better tolerated than NIV in patients with acute respiratory failure with a higher degree of comfort, a reduction in the severity of dyspnea and a decreased respiratory rate [15, 20].
Most patients were expecting a reduction in the severity of the disease (reduction in frequency by 85% and in intensity by another 82%), while a significantly lower percentage of patients was expecting a cure for headache (59%) or education to better understand their disease (58%).
The high percentage of patients expecting to obtain a reduction in the severity of their disease (more than 80%)—and the fact that Sect. 3 was conceived as a multiple choice seems however to suggest that preference for "a cure for headache" item actually represented a wish, while the real istic) expectation was actually represented by an improvement in headache intensity and frequency.
Sacks et al. (2011) also argues that participation in a treatment option does not necessarily lead to less involvement with the CJS, but success might instead be a reduction in the severity of the offence committed such that re-incarceration is less likely.
In contrast with earlier trials--which counted every case in which a child got sick and thus would not have detected a reduction in the severity of the disease--the researchers only tallied the number of cases in which a child was hospitalized with severe diarrhea.
The crucial figure the F.D.A. looks at is how many patients experience a 75percentt reduction in the severity of their condition after 12 weeks of treatment.
Subjects who received nalmefene had a statistically significant reduction in the severity of GD [ 16].
Almost all of the 16 patients who underwent up to seven 30-minute sessions in a pilot study conducted by researchers at University College London (UCL) reported a reduction in the frequency and severity of the voices that they heard.
