The phrase "although this trial" is correct and usable in written English.
It can be used to introduce a contrasting idea or exception related to a trial or experiment being discussed.
Example: "Although this trial showed promising results, further research is needed to confirm the findings."
Alternatives: "even though this trial" or "despite this trial".
So although this trial failed, we didn't lose the gamble, we learned.
After introduction of the randomized controlled trial (RCT) into clinical research within the second half of the 20th century, the number of high-quality RCTs comparing surgical techniques has been low, although this trial design has widely been acknowledged to provide the highest available level of evidence.
And although this trial is the first with visually impaired people they are still not allowed to drive in the pod by themselves.
Although this trial was performed to high quality standards, and was relatively large with over 600 patients recruited, the modest size of each group means that extrapolation to clinical practice should not be undertaken.
Although this trial's results and toxicities were disappointing, it is significant that it was the first trial to prospectively examine a targeted therapy specifically in KRAS mutant NSCLC.
PCR corrected efficacy in adjacent Papua with DP treatment was over 95%, although this trial enrolled adults and children [25].
Although in this trial most patients received moderate cisplatin doses, only one had grade 3 peripheral neuropathy.
Although encouraging, this trial must be regarded as preliminary owing to its small sample size and single-centre design.
Although in this trial efficacy was similar in both arms in terms of progression-free survival, overall survival, and response rate, this trial failed to show benefits in terms of less toxicity for the nonplatinum-based regimen.
Similar results were earlier reported by the smaller 'Ferric Iron Sucrose in Heart Failure' (FERRIC-HF) trial testing i.v. iron sucrose for 16 weeks, although in this trial the benefits were more pronounced in anaemic patients.
In conclusion, although recruitment for this trial was challenging, characteristics of enrolled participants suggest we were successful in recruiting patients similar to those prescribed opioid therapy in usual care.
