"substantial uptick" is a correct and commonly used phrase in written English
It is typically used to describe a significant increase or improvement in something. Example: "The new marketing strategy resulted in a substantial uptick in sales for the company."
"There's a substantial uptick that is obvious," Mr. Michaels said.
Shop owners say there has been a substantial uptick in business.
Donald Morse, who owns the Human Collective medical dispensary in south-west Portland, also experienced a substantial uptick in business since 1 October.
This triggered a substantial uptick in global market volatility, which continues in the run-up to next week's meeting of G-20 heads of state in Cannes.
A similarly successful challenge to the 2008 initial estimate led to yet another substantial uptick; combined, these revised estimates put the city on pace to recover almost all the residents it had lost after Hurricane Katrina within a few years.
Despite the substantial uptick, the number remained small: just 981.
In Cuba, the sex ratio is subject to a strong uptick immediately after Chernobyl in the year 1987.
The uptick marks a substantial reversal from a year ago when total production fell 3% to 8,707 days.
An initial uptick in revenue is followed by a substantial dropoff in ad completion rates, as viewers quickly grow weary of the oversupply of irrelevant ad messages.
With strong mean reversion one would sell on an extraordinary uptick while with momentum the appropriate action would be to buy on such upticks.
This leads us to the second reason for not expecting an upheaval: There is no sign of an uptick on U.S. inflation rates or expectations (Chart 5), and therefore no need for substantial interest rate hikes in the foreseeable future.
