The phrase "although this worked" is correct and usable in written English.
It can be used to introduce a contrasting idea or to acknowledge a successful outcome while implying that there may be limitations or other considerations to address.
Example: "Although this worked, we should consider alternative methods for future projects to improve efficiency."
Alternatives: "even though this was effective" or "despite this being successful".
Although this worked better than conventional approaches, the bigger problem of determining what is appropriate -- over and above what is relevant -- remains open.
Although this worked well for continuous specimens, in the case of particulates it was better to have the reference beam pass through a bare area of the specimen preparation, and by 1950 the use of half-silvered surfaces and slightly tapering slides allowed polarized light to be dispensed with.
Although this worked well to help achieve the aims of the project, for wider dissemination of the database throughout the nuclear medicine community, the use of corrections has proved to be problematic.
Although this worked well enough for the month, it's hard to imagine that this would be sustainable long term.
The Verdeja prototype used the Panzer I's Aphon PG-31 gearbox, although this worked at excessive revolutions for the engine, offering less torque which made slopes greater than 40° difficult.
Although this worked partly during the above-shown catastrophe in Japan 2011, several problems are left to be solved; that is, the insufficient operation system of the Japan DMAT or Disaster Medical Assistant Team that seemed to have caused a large number of preventable deaths.
Although this process worked well for testing the properties of the system, it is too expensive for large-scale manufacturing.
Others will use the data to reward safe driving with lower premiums, although this works both ways of course.
And this can boost consumer confidence, although this works much better for the rich than the poor.The second potential impact is on inflation expectations.
Although this works reasonably well in service to core professional competencies, this arbitrary structure does little to encourage breadth of education.
Although this works quite well for adults [41], the SSR at higher frequencies, 80 Hz in particular, is better for children and infants [41] [42].
