"quantitative indicator" is correct and usable in written English.
It can be used to refer to a numerical measure used to quantify progress or performance in some area. For example, "Sales of the new product exceeded our predicted quantitative indicator by 20%."
This findings indicate, that plasma YKL-40 levels could be a quantitative indicator of disease progression as well as of disease presence [ 35].
The more any quantitative indicator is used for decision-making, the more it will be subject to corruption, and the more it will corrupt the very process it is intended to monitor.
In the 1970s, the social scientist Donald T. Campbell wrote that the more any quantitative indicator is used for decision-making, the more it will be subject to corruption and the more it will corrupt the very process it is intended to monitor.
This was the qualitative basis for the quantitative indicator development.
NDVI is taken as a simple quantitative indicator of the amount of photosynthetically active biomass.
This method requires that the attribute to be adjusted is described with a single quantitative indicator.
Measures of pupillary dilation provide a temporally sensitive, quantitative indicator of cognitive resource allocation.
Huang et al. (2016) used IP data from Eastmoney.com to construct a quantitative indicator of investors concerned about home bias.
Thereby, we obtained an intuitive quantitative indicator of the likeness of a molecule to match the physicochemical profile of pesticides.
The correlation coefficient (CC) and root mean square error (RMSE) were adopted as the quantitative indicator to assess the accuracy.
In the study the Coefficient of LWP was developed as a new quantitative indicator to monitor landscape macrostructural change.
