The phrase "are based on stringent" is correct and usable in written English.
It can be used when discussing criteria, standards, or requirements that are strict or rigorous.
Example: "The regulations for this industry are based on stringent safety protocols to ensure the well-being of all employees."
Alternatives: "are founded on strict" or "are grounded in rigorous".
Bhattacharya added that the new coal plant is based on "stringent" environmental guidelines and follows Bangladeshi law.
A combination of several, e.g. DNA, mRNA, miRNA, protein, and other molecular biomarkers merit further investigation, but this process has to be based on stringent criteria that test and prove clinical utility.
Segregation of articles to be considered for review was based on stringent inclusion and exclusion criteria.
Eligibility for social assistance in Japan is also very strict: it is based on stringent asset tests, and Duell et al. (2010a) show that there is very strict application of these asset tests, at the local level.
This comparison is based on stringent matching criteria to ensure that participants and non-participants were indeed closely comparable at least on dimensions we can observe (e.g. age, gender, tenure in the company and prior performance).
We used the system described by Warming et al. [55], which is based on stringent temperature-sensitive expression of the λ Red genes exo, bet and gam coupled with GalK-based positive and negative selection.
In this study, the diagnosis of asthma was based on stringent case definitions.
The results in the manuscript are based on the least stringent alpha level of 0.05.
In my baseline results HGF firms are those with productivity (or size) annual growth above 10% that result in a control and treatment groups satisfying the balancing hypothesis.14 Standard definitions of high-growth firms (HGF) in terms of employment are based on multi-period criteria more stringent than the one in my baseline estimates.
