The phrase "a decrease in participation" is correct and usable in written English.
It can be used when discussing a reduction in the number of people involved in an activity, event, or process.
Example: "The recent survey indicated a decrease in participation among community members in local events."
Alternatives: "a drop in participation" or "a decline in participation".
Why a decrease in participation in farmers markets?
"There has been a decrease in participation in formal extracurricular activities, like student government," he said, "and an increase in self-organized activities, like a cappella singing groups".
This time-trend is most probably led by increased religious participation of (Moslem) immigrants in Europe versus a decrease in participation of European natives.
In the previous Ullensaker Study surveys the response rate has shown to decrease over time, which is in line with other populations studies showing a decrease in participation rates during the past three to four decades [ 97].
However, an increase in sensitivity and therefore detection rate by two tests could be matched by a decrease in participation rate, resulting in a decrease in detection rate according to an intention-to-screen analysis.
In the Northern Sweden WHO-MONICA project, on-going in the same region as the VIP, there was a decrease in participation from 81.2% in 1986 to 67.4% in 2009 for ages 25 64 years 133).
The index also measured a decrease in democratic participation by young people and increases in greenhouse gas emissions.
The three studies arrived at similar results regarding a decrease in religious participation shortly after migration.
Indeed, Börsch-Supan et al. [7] explain that in some waves there are a relative low response rates and moderate levels of attrition (even though the overall response rate is high compared to other European and US surveys4) which are due to the economic crisis faced by some countries, implying a decrease in the participation rates.
In many ways the situation has been left to develop organically since the abolishment of SSPs, and a survey by the Smith Institute has found that a third of teachers reported a significant decrease in participation since 2011.
The consequences will be vast if the question is added, particularly a possible decrease in participation.
