The phrase "was maintained unchanged" is grammatically correct and can be used in written English.
It is often used to describe something that has remained the same, without any alterations. Example: The company's policy on workplace safety was maintained unchanged for over a decade, despite changes in the industry.
Then, they were dried in an oven at 80 °C and weighed daily until their weight was maintained unchanged (dry weight).
The final dose was maintained unchanged for the final 2 weeks when colonic transit was measured.
When switching from Q4W to Q2W administration interval, the monthly ESA total dose was maintained unchanged (conversion factor 1 1), but divided in two administrations.
Biochemical markers of hepatic and kidney function were maintained unchanged.
To study the influence of system pressure on the crystal structure of nanowire, experiments were performed at different system pressures that were changed from 1,000 to 10 mbar by a rotary pump, while other parameters were maintained unchanged (Table 2). Figure 2 shows SEM images of TiO2 nanowires at different system pressures.
In the new version of the model, the visual layer has been maintained unchanged.
This is a simple and efficient method for targeted gene disruption and allows generation of homozygous null mutants without any crossing, and these mutants can be maintained unchanged for generations.
With still high uncertainty going forward, the program's macroeconomic framework was maintained broadly unchanged.
These are among the most noticeable features of the sauropod body plan, which was maintained relatively unchanged during their success as the dominant herbivores of the Jurassic and Cretaceous [1] [3].
Intratumour heterogeneity in 99mTc-HSA concentration was seen within a few minutes after the administration of the probe, and this initial heterogeneity was maintained at unchanged magnitude throughout the whole observation period of 180 min.
This was maintained at 20 weeks where the effect size of improvement was unchanged at 1.1.
