The phrase "also compared the number" is correct and usable in written English.
It can be used when discussing a comparison involving numerical data or statistics in a broader context.
Example: "In addition to analyzing the trends, the researcher also compared the number of participants across different age groups."
Alternatives: "further analyzed the figures" or "additionally evaluated the count".
We also compared the number of genes according to the KEGG classification (Fig. 3c).
They also compared the number of mutations each species had acquired to determine how long ago they had diverged from one another.
We have also compared the number of prostasomes adsorbed at pH 4.0 with the number of prostasomes transported to the rotating disk electrode during this experiment.
They also compared the number of men and women who had been awarded a Carnegie Medal, which is given to people who risk their lives trying to save someone else, and examined less dramatic actions that still involved risk, such as donating a kidney or joining the Peace Corps.
Between the two ultrasound imaging planes, this study also compared the number of attempts that were necessary for the cannulation of the left axillary vein along with the number of needle redirections that had to be done for final cannulation of the vein.
We also compared the number of alerts and number of eruptions over time normalized by the number of volcanoes and some trends can be identified (Figure 11).
We also compared the numbers of seasnakes caught in 41 and 72 trawls during the spring trawling seasons of 2004 and 2005, respectively.
We also compared the numbers of IFN-γ producing total CD4+ T cells in all the three groups of animals and observed that the LTNP group showed significantly higher numbers than that in the Viremic group but not the Chronic group and also no significant differences were observed between the Chronic and the Viremic group of animals (Fig. 5C).
We also compared the numbers of anteversion outliers when the cup inclination was fixed at 30°, 40°, and 50°.
We also compared the numbers of residencies between cases and controls using Fisher's exact test and conditional logistic regression.
We also compared the numbers of FNABs by a radiologist, rates of diagnostic ultrasound of the neck, and rates of FNAB to the mean rates of diagnosis by LHIN.
