The phrase "and more inconsistent than" is correct and usable in written English.
It can be used when comparing the inconsistency of one thing to another, emphasizing that the first is less stable or reliable.
Example: "The weather this month has been more inconsistent than last month, making it difficult to plan outdoor activities."
Alternatives: "less stable than" or "more erratic than".
The sensitivity and specificity estimates for commercial NAATs in respiratory specimens were highly variable, with sensitivity lower and more inconsistent than specificity.
The results showed that sensitivity and specificity estimates for commercial NAATs in respiratory specimens were highly variable, with sensitivity lower and more inconsistent than specificity.
Illusory percepts of audio-visual speech elements have been shown to occur in infants [18] [20] but these are weaker and more inconsistent than what is observed in adults, suggesting that experience with speech may be an important component of audio-visual speech perception [20].
For the pain drawings with pain radiation the differences were smaller and more inconsistent than in the non-radiation group.
However, fluctuations in CD34+KDR+ levels were much more pronounced, and the gap between observed and adjusted values was larger and more inconsistent than for CD34+ cells.
— and thus act differently, appearing more inconsistent than they are.
Albuquerque and Oliveira [ 22] claim that parents' and guardians' reporting of ADHD symptoms is more inconsistent than teachers'.
GameSpy criticized the game, saying it is "a little more inconsistent than its predecessors," and that the opening segments of the game were "arguably the weakest" parts.
Sunderland have been as, if not more, inconsistent than Fulham this season and failed to impress here in front of a small crowd of 22,961.
Smith concluded in The Wealth of Nations (1776) that "no two characters seem more inconsistent than those of the trader and the sovereign," since people are more prodigal with the wealth of others than with their own.
President Obama's message on reform is even more inconsistent than Mr. Bush's on Social Security, and his opponents know it.
