The phrase "a study determined" is correct and usable in written English.
You can use it when referring to the findings or conclusions drawn from a research study.
Example: "A study determined that regular exercise significantly improves mental health."
Alternatives: "research found" or "investigation revealed".
A study determined that the average number of messages each month has increased 970percentt from October 2000, not 1,000 percent a month.
A study determined the standard reduction potentials of the three redox centres of Erv1 to be -320 mV for the shuttle disulphide, -150 mV for the redox-active disulphide, and -215 mV for FAD (Dabir et al. EMBO J 2007).
Unsurprisingly, a study determined that the greater prevalence of firearms in circulation was strongly and positively correlated with higher rates of homicide, estimating that for every 18 guns taken off the streets of São Paulo, one life was saved.
A study determined that stars larger than 150 in R136 were created through the collision and merger of massive stars in close binary systems, providing a way to sidestep the 150 limit.
In 2009, a study determined that mitochondrial DNA diversity in the herd was quite low, most likely due to their isolation, but that their nuclear genetic diversity remained at a level similar to that of breeds from the mainland.
Ultimately, the practical realities of conducting such a study determined the course of action.
Recently team of scientists at the University of Houston led by William Sager published a study determining that Tamu Massif was in fact the largest single volcano known on Earth.
The U.S. Bureau of Ocean Energy Management both granted approval for the sonic exploration and, at the same time, released a study determining that "more than" 138,000 sea creatures could be harmed.
The law requires that once owners are given an order to evaluate a building, they will have 25 years to retrofit it if a study determines the structure is indeed vulnerable.
In Northern Ireland (population 1.5 million), a 1994 study determined an HD prevalence of 64 cases per million people.
A later study determined the station depot burned down due to a defective flue.
