The phrase "are substantive differences in" is correct and usable in written English.
It can be used when discussing or comparing distinct characteristics or features between two or more subjects.
Example: "In the study, we found that there are substantive differences in the performance of the two algorithms."
Alternatives: "significant differences in" or "meaningful differences in".
There are substantive differences in how people of color are treated versus our white peers – so simply saying "it happened to me!" isn't the same as listening and understanding how it's different when "it" happens to a black person.
To make a long story short, McClure dismissed "Too Few Women In Tech" as being a non-issue and Lowercase Capital's Chris Sacca tried to continue the conversation "I actually wonder if there are substantive differences in the skill sets between men and women sometimes …".
However, these few differences are not enough evidence to argue that there are substantive differences in genetic susceptibility to prostate cancer between these populations.
As a starting point, these data suggest there may be substantive differences in the opinions of key stakeholder constituencies that need to work together to conduct ACTs.
We hypothesized that there might be substantive differences in DSS for the same limited-stage SCLC patients, if Boag log-normal (cure-rate model) [ 7], Kaplan-Meier [ 14], Cox [ 1], and log-normal survival analysis [ 15, 16] were used.
For differential engagement between pMHC on the APC and the TCR to lead to these very divergent transcription programs, there must be substantive differences in signaling, from initial formation of the immune synapse.
Thus, although the catalogue of genes defined in our annotation is in general agreement with previous analyses [ 14, 15] there are substantive differences.
Sure, there are substantive operational differences in both systems, but the gist is that both are nominally command-and-control systems.
