"comparable decline" is a correct and usable phrase in written English.
Example: "Despite the company's efforts, they experienced a comparable decline in profits for the third quarter of the year."
On a year-over-year basis, Europe also performed more poorly than the United States in the fourth quarter, with gross domestic product falling by 1.2percentt from the fourth quarter of 2007, compared with a comparable decline of 0.2percentt in the United States.
Results of renal function study showed a comparable decline in renal function for FG as compared to G group except for presence of relatively stronger glomerular damage in FG group.
Brent crude, the international standard, has had a comparable decline.
The comparable decline in fungal biomass C was about eight-fold.
Consumer spending has not suffered a comparable decline, suggesting that people still see brighter days ahead.
Since World War II, the only comparable decline was in 1950 and 1951, when payrolls fell by 3.7 percent.
Same-store sales fell by 0.4% in the period, however, marking the second consecutive quarter of comparable declines.
Subsequently, rates in both males (2007 to 2010: −12.2% per year) and females (2006 to 2010: −10.9% per year) experienced significant sharp and comparable declines.
No other ethnic groups saw comparable declines.
Markets elsewhere in the world have experienced comparable declines.
In a 2003 paper, two University of Chicago professors concluded that the city's gun violence might have fallen at about the same rate without the program; similarly sized cities enjoyed comparable declines in violence, while continuing to handle gun cases through local and state courts.
