Consistent means to do something in the same way over a period of time. It refers to being reliable, steady, and not changing or varying too much. Full definition
To date there have been 36 cases nationwide of dogs reported with symptoms consistent with elevated Vitamin D in their systems while feeding on these specific productions of the products. (tigertailfoods.com)
What they need to do is just try to get more consistent in terms of having everyone there every week and, their rotation will be locked down as a result. (allsportsseries.com)
By contrast, a plateau implies a gradual decline in such additions, a pattern more consistent with how the world petroleum industry will work over the next several decades. (rstb.royalsocietypublishing.org)