"discouraging results" is a correct and usable phrase in written English.
You can use it to describe situations in which a particular course of action or endeavor did not yield the desired results. For example, "Despite our best efforts, we achieved discouraging results in the election."
Using the artificial heart on the patient, Haskell Karp, was premature, Dr. DeBakey said, because of "discouraging results" in calves.
Isolated from one another in neighborhoods across America, they have fought a guerrilla war with discouraging results.
Particularly, the conversion of HAH to THA demonstrated discouraging results with reports of even worse failure rates than a full revision [6, 7].
These discouraging results led Myers (1984) to state in his renowned Presidential Address to the American Finance Association that "we don't know how firms choose their capital structures as there is no study clearly demonstrating that a firm's tax status has predictable, material effects on its debt policy".
In Peru the only cohort of MDR-TB patreatedtreated with a fully standardized regimen on ambulatory basis gave discouraging results, with only 57% of the patients being cured [17].
Clinical studies, however, lead to very contradictory, predominantly discouraging results [ 13, 14, 16, 21, 24, 25].
Students were easily discouraged resulting in easy abandonment of any career possibility (Walter 2015).
In the light of some discouraging drilling results at Weirman Field, we recommend a revised approach to prospect evaluation, based upon a newly interpreted palaeodepositional setting, to predict the distribution of clean sand facies, using a combination of seismic attribute signatures and structural closure maps.
The results are discouraging but demonstrate the effect even a small amount of education can have in raising tolerance.
Capacity will probably shrink as a result, discouraging innovation.
The results were discouraging.
