The phrase "ascertained separately" is correct and usable in written English.
It can be used when referring to the process of determining or finding out information independently or individually.
Example: "The results of the two experiments were ascertained separately to ensure accuracy."
Alternatives: "determined independently" or "verified individually."
The effectiveness of each preventive measure had been ascertained separately.
AluY regions and SNPs were ascertained separately for the HapMap YRI and CEU data sets.
Apart from the yield statistics, which are ascertained separately for each country, all data being used covers the entire European Union.
Uptake of couples' HCT in polygamous relationships was ascertained separately for each husband-wife pair, while keeping the husband constant in each pair.
Melanoma patients are prone to develop second tumours in the breast, prostate, kidney and skin, and particularly, second primary melanomas (Schmid-Wendtner et al, 2001; Goggins and Tsao, 2003), but those with a parental history of cancer have not been ascertained separately.
We separately ascertained previous diagnoses of any cardiovascular disease.
Policy relevant variables, including funding status were separately ascertained (Table 1).
List each check separately.
Vaughn's structural secrecy theory has been used in nursing research to propose that each region must separately ascertain its native layers of the hidden curriculum, which influences practitioner position and output [ 36, 37].
Registry cases were separately compared with suspected cases ascertained from: i) administrative hospital separations records; ii) outpatient medical service claims; iii) prescription medicines claims; and iv) the 45 and Up Study baseline survey.
The robust operation for parametric variation is ascertained by testing the controller with two separately excited DC motors with the same rating but different parameters.
