The phrase "although unsure" is correct and usable in written English.
It can be used to express uncertainty or doubt while acknowledging a situation or statement.
Example: "Although unsure of the outcome, she decided to proceed with the plan."
Alternatives: "even though uncertain" or "despite being unsure".
Although "unsure how the haggis would go down in London", Deeney launched the business in 2012.
Although unsure whether to test himself this soon, he said he was talking to Mr. Karzai about possibly running on a joint ticket as his deputy.
He is related to Harry and Albert Trott, who both played for Australia in the 1890s, although unsure of the precise nature of the relationship.
Meanwhile, the authors suggest, online reviews might be strengthened by allowing users to express their certainty about what they are writing (although unsure users would be less likely to post reviews).
Although unsure about the previous sexual identity of some of these men, Attwood is certain of one thing: the longer the sentence, the higher the chance of crossing the line.
Although unsure how the icon might be used – Mr. Boatman hopes it will "become a rallying point for environmental protection and other green initiatives" – Mr. Prado said that he is interested in projects that serve the common good, in many cases those related to safety, natural resources or the environment.
Sales of the very largest S.U.V.'s have slipped, although analysts remain unsure of the reason.
German papers are warming to Mr Blair, although they are unsure what he stands for.
Although Giambi was unsure of McGwire's handicap, he said that McGwire had shot in the high 70's to low 80's whenever they had played together.
Although they are unsure of the mechanism, the authors theorize that exercise may work by increasing skeletal strength and muscle mass, and improving balance.
Although officials were unsure of Greene's motivation, McCarty did say that Greene appeared at a court hearing on Tuesday for a dispute involving his mother.
