The phrase "a significant fall after" is correct and usable in written English.
It can be used to describe a notable decrease or decline that occurs following a specific event or period.
Example: "The company experienced a significant fall after the product recall, impacting its overall revenue."
Alternatives: "a considerable drop following" or "a marked decline after".
After the realisation that they face a significant fall in income after retirement, many psychiatrists may work for longer than they had planned in an effort to add to their savings.
With the PAINAD there was a significant fall in score after the administration of pain medication, and the EPCA-2 was correlated with the prescription of opioids (0.782) and non-opioids (0.730).
We observed a significant fall in exposure after legislation was introduced the odds of having undetectable cotinine were 1.5 times higher [95% confidence interval (CI): 1.3, 1.8] and geometric mean cotinine fell by 27%95%5% CI: 17%, 36%) after adjusting for the prelegislative trend and potential confounders.
The audience for Radio 4's Today programme's audience edged down slightly to below 7 million listeners, after suffering a significant fall in the quarter.
It said Alton Towers had a significant fall in visitor numbers after the accident, which resulted in the 200-hectare (500-acre) theme park in Staffordshire being shut down for four days.
In each case, the move came during or shortly after a significant fall for prices, and it was followed by gains over the next six months.
But in the subsequent 24 months the market watchdog has been in almost constant retreat, under relentless pressure from the big six and after a significant fall in commodity costs filtered through to lower household energy bills.
In addition, preliminary results, from a randomised trial using celecoxib given for 2 weeks before surgery compared with no treatment, have shown a significant fall in serum VEGF levels after 14 days of treatment, indicating that celecoxib may be useful in preventing angiogenesis and lymphovascular spread at around the time of surgery (O-Donoghue et al, 2004).
A close look at the immunological profile of the VL patients at one week after treatment revealed a significant fall in plasma IL-10 levels in all successfully cured patients.
With bortezomib treatment, no obvious alterations in GSH levels were observed in FRO and KTC2 cells at 4 8 hours, a significant fall was demonstrated starting at 12 hours after exposure.
