The phrase "comparatively insufficient" is correct and can be used in written English.
You can use the phrase when you are comparing something to something else and it is not enough. For example, "Although we had plenty of money saved, it was comparatively insufficient to purchase the new car we wanted."
However, the detailed data, especially the gut microbiota data of wild sika deer in Northeast China, are comparatively insufficient.
As for the Arab bloc, its – although comparatively insufficient – arsenal of nuclear weapons and military capabilities in general represent a destabilizing systemic factor.
The EU, India and Pakistan (representing the only nuclear power within the Arab bloc), also possess nuclear weapons, but their number and/or means of delivery are comparatively insufficient.
Albeit this value was comparatively lower than insufficient level of knowledge.
The total number of entries obtained through this source was, however, considerably small comparatively with other sources and insufficient to cover the entire genome of A. gossypii.
Merely blocking out the Sun's radiant disk was insufficient to view the comparatively dim corona because of the diffusion of the Sun's light by the atmosphere, whose brightness rendered the delicate corona invisible.
Due to the short lengths of contigs and scaffolds, presumably caused by insufficient coverage of the comparatively large genome, the model may include predictions that do not represent bona fide protein-coding genes.
Though the OSCs are comparatively efficient for commercial application due the insufficient efficiency and lower environmental stability factors controls the early arrival to the market.
Therefore, reduced BIR in pif1Δ cells may be sufficient to maintain comparatively normal telomere structure in telomerase-deficient cells but insufficient to permit the typical amplification of Y′ elements or terminal TG repeats seen in survivors.
Others commented that there was comparatively more information available regarding the birthing process and time in hospital, yet insufficient information provided about how to care for the baby once they returned home.
It is also possible that some effects are confined to a comparatively rare genotype, such as the YY genotype for HFE, and the number of DZ pairs with such genotypes is insufficient to detect linkage.
