The phrase "analyzed the proportion of" is correct and usable in written English.
You can use it when discussing statistical data or research findings that involve comparing parts to a whole.
Example: "In the study, we analyzed the proportion of participants who preferred option A over option B."
Alternatives: "examined the ratio of" or "assessed the share of".
In order to further investigate the extent of the novel transcripts in each developmental stage, we analyzed the proportion of known and novel transcripts (with TPM > 1.0) across different developmental stages (Fig. 2a).
We first analyzed the proportion of P1s and P2s that reminded participants of earlier proverbs within the reminding condition.
Second, we analyzed the proportion of anomalous elements related to architectural problems and taking part in one or more agglomerations.
We analyzed the proportion of patents owned by foreign versus domestic residents for countries in Europe for the year 2005 (Fig. 11).
OBJECTIVE: As a comprehensive assessment of quality, we analyzed the proportion of eligible patients receiving warfarin, the proportion of time their international normalized ratios (INRs) were within the target range, and, when an out-of-target range INR value occurred, the time until the next INR measurement was made.
Richter and Azous (2001) analyzed the proportion of native amphibian species richness at a wetland and the area of forest land within cumulative concentric circles of 10, 100, 500, and 1000 m from the wetland edge in King County, Washington State.
We analyzed the proportions of illegal African immigrants by different places of origin (Table 1).
dWe analyzed the proportions of illegal African immigrants by different places of origin.
We then analyzed the proportions of the infiltrated leukocyte subtypes, and determined the effects on several mediators of the inflammatory reaction.
We also analyzed the proportions of on-face fixations that did not fall within the three major face feature AOIs (Table 2).
We analyzed the proportions of the eight essential amino acids in each of the deduced mature γ-gliadin peptides.
