The phrase "a true indication of" is correct and usable in written English.
It can be used when discussing something that accurately reflects or represents a particular quality, condition, or situation.
Example: "The results of the survey are a true indication of the community's needs and preferences."
Alternatives: "an accurate reflection of" or "a genuine sign of".
To ensure that the test was a true indication of calf endurance, participants from the case group were asked to indicate whether heel pain or calf muscle fatigue limited their performance.
He said the findings were nonspecific and not a true indication of the presence of hormones.
The size of the bird in his pictures is a true indication of his distance from his subject.
Studying lists of free-kicks conceded, corners taken and passes gone astray will never give you a true indication of the home team's performance.
The final score was not a true indication of the disparity between the teams, who were playing for the 73rd time.
Mr. Lambert said he considered Mr. Bush's aggressive courtship of religious conservatives in the South Carolina primary as a true indication of his political compass.
2) Search for valid and reliable process numbers that give a truer indication of performance.
Deutschman gives a truer indication of his quest by quoting the computer industry pundit Stewart Alsop, who posits that the major computer companies that are still run by their founders (Apple, Oracle, etc).
The few works in the exhibition that have remained unglazed give a truer indication of the artist's palette.
It should be noted that because endotoxin levels in air are determined by many factors in addition to the amounts of endotoxin present in settled dust, direct measurement of airborne endotoxin may give a truer indication of exposure than do dust measurements, even though dust measurements may integrate exposure over longer periods of time.
15 This potentially leads to an antibiotic prescription in two of three consultations despite the lack of a true indication.
