The phrase "a more serious effect" is correct and usable in written English.
It can be used when discussing the impact or consequences of a situation, action, or event, particularly when comparing it to a less serious effect.
Example: "The new policy has a more serious effect on employee morale than we initially anticipated."
Alternatives: "a graver impact" or "a more significant consequence."
"They will have a more serious effect on your credit score".
Budget cuts, though, may have a more serious effect, depending on their severity.
It also can be noted that systematic bias has a more serious effect on the MP values for B1 and B2 frequencies than B3.
Loss of GnRH neuron number, consequent to loss of necdin, coupled with loss of proper feedback circuitry from loss of MAGEL2, would be predicted to have a more serious effect on reproductive function in individuals with PWS with congenital absence of both genes.
Limping had a more serious effect on sport/recreation than on other subscores, particularly for patients who were operated with the anterior and lateral approaches.
Other research has shown diabetes, for example, significantly affects LoS [ 20], however, this paper analysed spinal operations where comorbidities may have a more serious effect on recovery time than knee operations.
But by the end of the show's first episode (to be broadcast on Dec. 7) viewers will understand that the searching, "How did I get here?" look is being used for a much more serious effect.
While a little job stress might help you meet deadlines and even improve job performance, chronic stress related to work can have a much more serious effect on your mind and body, causing sleepless nights, depression and even -- over the long term -- increased risk for heart disease and higher cholesterol, research has shown.
In all cases the ECT 'response' is due to the concussion-type, or more serious, effect of ECT.
Obscured behind the better-known impacts of climate change are a host of potentially more serious effects global leaders have yet to reckon with.
As a result, alcohol abuse has more serious effects on women's hearts than on men's.
