The phrase "also a sharp increase" is correct and usable in written English.
It can be used when discussing trends or changes in data, particularly when highlighting an additional notable rise in a particular metric.
Example: "The report indicated a steady growth in sales, with also a sharp increase in customer engagement during the holiday season."
Alternatives: "additionally a significant rise" or "furthermore a notable increase."
In colonial newspapers there was also a sharp increase in the use of the term Americans to refer to the colonial population.
Its effects were also complex, including not only the closing of many banks but also a sharp increase in unemployment in the United States and a money-market panic on the European continent.
Adobe, which makes the popular Adobe Reader and Flash applications, has seen a significant number of security weaknesses over the years and also a sharp increase in its software's being a gateway for cyberattacks.
Complete gridlock will include not only the expiration of the Bush tax cuts and the payroll-tax cut from the Obama stimulus but also a sharp increase in the Alternative Minimum Tax and cuts to national-security and domestic programs, prompted by Congress's failure of last summer to reach a deficit deal.
However, for the case with constant flow rates of hydrogen and airflow, the concentration polarizations are slightly higher than that in Fig. 6b at the same current densities; also, a sharp increase of the concentration polarization is seen at a high current density of 1.2 A/cm2, which incurs a significant cell voltage drop as seen in Fig. 6a.
She said a study of Kaiser's in-home palliative program about 10 years ago showed a 45% reduction in patient costs due to the avoidance of emergency room and hospital visits, and more important, there was also a sharp increase in patient satisfaction.
There has also been a sharp increase in multiple bidding at all price levels, Mr. Mitchell said.
The figures also revealed a sharp increase in unfilled posts since 2013.
Nonetheless, there has also been a sharp increase in overt, physical anti-Semitism in the past couple of years.
The report (pdf) also showed a sharp increase in the number of young adults falling victim to identity fraud.
Internal migration data from the Office for National Statistics also showed a sharp increase in the number of children leaving the capital.
