The phrase "a man participating" is correct and usable in written English.
It can be used when describing a man who is actively involved in an event, activity, or process.
Example: "During the conference, a man participating in the panel discussion shared his insights on climate change."
Alternatives: "an individual taking part" or "a person involved".
Eight specialist nurse students (six women, two men), five residents (one woman, four men), eight nurse supervisors (all women), six medical supervisors (three women, three men) and one head supervisor (a man) participated.
Thirty men who had had penetrative sex with a man participated in the qualitative interviews (19 who had complied with the blood services' exclusion criterion and 11 who had not complied).
Rumon Ahmed, a Bangladeshi man participating in the hunger strikes, told advocates in a recording DRUM provided to the HuffPost that he and the others "came to this country to save our lives".
As a young man, participating in the Cortes of Aragon, Palafox caught the attention of the Count-Duke of Olivares, chief minister of King Philip IV.
Alice Visionary trains the women and a few men participating in the savings groups in financial literacy, savings, lending and in their responsibility to each other, and follows up to help every participant succeed in meeting individual goals.
Our study was conducted on a subset of men participating in an ongoing study of environmental factors in reproductive health.
The present study was conducted on a subset of men participating in an ongoing study of environmental factors in reproductive health.
To sort out cause and effect, anthropologists Lee Gettler, Christopher Kuzawa, and colleagues at Northwestern University in Evanston, Illinois, and the University of San Carlos in Cebu City, Philippines, checked testosterone levels in a group of men participating in the ongoing Cebu Longitudinal Health and Nutrition Survey.
We evaluated the effect of finasteride and alpha-blocker usage on prostate cancer incidence in a cohort of men participating in the screening arm of the Finnish Prostate Cancer Screening Trial during 1996 2004.
