The phrase "a clear indicator of" is correct and usable in written English.
It can be used to describe something that serves as an obvious sign or evidence of a particular situation or condition.
Example: "The increase in temperature is a clear indicator of climate change."
Alternatives: "a strong sign of" or "an evident signal of".
Notably, only 3% (1 of 38) stained positive, compared to 55% (49 of 89) in primary melanoma samples, indicating that Brn3a is a clear indicator of benign versus malignant lesions (Fig 7A).
Toilet-flushing, after all, is not necessarily a clear indicator of untoward activity.
That's a clear indicator of how many more neighborhoods are involved in Oakland this year".
"If you ask whether someone started a club in high school, it is a clear indicator of leadership".
The current disaster in the Gulf of Mexico is a clear indicator of how these boundaries are being pushed.
However, it's also a clear indicator of how privileged the two men are in comparison with their peers.
"No Strings Attached" is, for one thing, the first boy-band album with a song about video cybersex, "Digital Get Down," a clear indicator of post-pubescent consciousness.
Hawk-Eye visualization showed Haas hit 54 percent of all groundstrokes to Djokovic's forehand in the deuce court – a clear indicator of his smart game plan.
The failure was "a clear indicator of the inability of the Pakistan military and government to render cleared areas resistant to insurgency return," the report said.
A new study released Thursday shows that employees and political action committees of brokerages, banks and credit companies make up 6 of President Bush's top 10 career contributors, a clear indicator of his increasing support from the financial sector.
The fact that the Labor Party opted for a military man, Benjamin Ben-Eliezer, as its leader is a clear indicator of the limitations of any new peace initiative to be put forward by the left.
