The phrase "a main indicator in" is correct and usable in written English.
It can be used when discussing a significant measure or sign that reflects a particular condition or trend within a specific context.
Example: "The unemployment rate is a main indicator in assessing the health of the economy."
Alternatives: "a key indicator in" or "a primary indicator in".
FRANKFURT — A main indicator of business sentiment in Europe unexpectedly fell deeper toward recession territory Thursday, compounding concerns about the global recovery after signs of slowing manufacturing in China.
Systemic spread is regarded as a main indicator for disease severity in the field [ 24].
A main indicator of consumer and business sentiment in Europe rose more than expected on Thursday, while a public bank that finances private enterprise in ex-Communist countries raised its growth forecasts.
Language is key determinant for immigrant parents' participation in their children's school activities in the U.S. At the same time, Korean fathers' social skill is also a main indicator for their level of involvement in U.S. schools.
The change in ventilation attributable to hypercapnia is interpreted as a main indicator for the central chemoreflex sensitivity, whereas the change in ventilation attributable to hypoxia is interpreted as a main indicator for peripheral chemoreflex sensitivity.
To day, the wine testing is still the most often use as main indicator in oxygenation management.
Cutting those areas of pollution are the main indicators in China's nationwide plan for a 10percentt reduction in pollution by 2010.
Information was gathered on: the overall surveillance system, the specific populations surveyed and the topics covered and main indicators in use for each population.
To assess the availability of monthly data in the health centres, the research team checked for the absence or presence of the numerators of the six main indicators in the logbooks.
First, the clinical interpretation of various biomarkers could drastically differ among age groups and genders [ 33, 34], and second, diabetes is already known to be one of the main indicators in deciding PCI treatment option [ 35].
