The part of the sentence 'this constitutes an increase' is correct and can be used in written English.
You can use it to refer to a situation where a quantity or amount has increased. For example: "Retail sales in April were 15% higher than in March - this constitutes an increase."
This constitutes an increase from the previous 10-year period average of 20%.
This constitutes an increase in patient number of 40%.
This constitutes an increase in births, which may lead to increased unwanted pregnancies, high fertility, and subsequent high risks for maternal mortality, fistula (leading to continuous urinary or faecal incontinence), and poverty.
That constitutes an increase of more than 80percentt in the last 15 years".
This was just after a New York Times story had pointed out that there were 1,351 cases of some form of poisoning linked to e-juice in 2013, and that this constitutes a 300percentt increase from 2012.
This constitutes a relative increase in R of about 16%.
This constitutes a huge increase in the cost of running a PBL curriculum as compared to lecture-based learning (LBL).
This constitutes an approximate 2.35 fold increase of hZW10 at spindle poles and was found to be NDGA concentration dependent (hZW10 pole occupancy of 8.1±2.1% for 10 µM, 11.3±4. 5% for 15 µM and 22.4±2.7% for 30 µM).
This constitutes an approximately 20-fold increase in this specific cell population compared to naïve lungs or TBS-treated tumor-bearing animals.
This survey implies that MDR S. Typhimurium constitutes an increasing public health problem in large parts of the world and emphasizes the importance of surveillance and control programs.
This constitutes a ∼2.35 fold increase when STLC pretreated cells are compared to prometaphase cells without NDGA treatment and a ∼2.15 fold increase for cells pretreated with MG132 compared to metaphase cells without NDGA treatment (Figure 4C).
