The phrase "a decrease in aids" is correct and usable in written English.
It can be used when discussing a reduction in the number or severity of aids, which could refer to various contexts such as health, support, or assistance.
Example: "The recent study showed a significant decrease in aids provided to low-income families over the past year."
Alternatives: "a reduction in aids" or "a decline in aids."
Since 2006, repeated economic shocks have led to a decrease in aid and investment in Guinea and a resurgence of vaccine-preventable childhood diseases such as polio and measles.
Speaking yesterday at Jacobi Medical Center in the Bronx, where he noted that the city was spending $200 million to make up for a decrease in state aid to city hospitals, Mr. Bloomberg said the city needed to keep its priorities in sight when dealing with the deficits.
A letter written by university trustee Renee Hinginbotham-Brooks in 2013 stressed her concern that the school was "in genuine trouble" due to a decrease in federal aid, a lack of "infrastructure for fundraising" and a smaller pool of potential students who could obtain financial aid, meaning more students who opted for cheaper state schools.
On the one hand, we have increasing needs in the developing world and, on the other hand, a decrease in official development aid as OECD countries are affected by the financial crisis.
Egypt needs an increase, not a decrease, in non-military aid to buttress economic development.
(The city instead used the surplus to help fill the budget gap for the coming fiscal year, which was largely caused by a decrease in state and federal aid).
On April 9, the depression turned northwestward toward Mozambique as thunderstorms increased, aided by a decrease in wind shear through a shift in the jet stream.
They hypothesized that these findings may reflect a decrease in interstitial fluid pressure following treatment, aiding the elimination of cell debris and causing an increase in ADC but an overall decrease in ve.
Additional health benefits include the reduction of osteoporosis issues, a decrease in the risk of cardiovascular attacks, and aid in postmenopausal problems.
Another possibility is that unilateral aiding compensates for a decrease in central gain on one side only (Schaette et al. 2012).
