The phrase "a different prevalence" is correct and usable in written English.
It can be used when discussing variations in the frequency or occurrence of a particular phenomenon or condition in different contexts or populations.
Example: "In this study, we observed a different prevalence of the disease among various age groups."
Alternatives: "an alternative frequency" or "a varying occurrence".
Indeed, 1) predisposition to NASH appears to cluster with that for metabolic risk factors within families, 2) ethnic differences, partially explained by a different prevalence of patatin-like phospholipase domain-contain 3 protein (PNPLA3) variants, have been reported [ 10- 12], and 3) studies in twins demonstrated a high heritability of liver enzymes values reflecting liver fat content [ 13].
Different health strategies, different methodologies or a different prevalence of obesity or other metabolic risk factors might explain these differences in contemporary studies in which the overall diabetes mellitus prevalence was very similar.
We hypothesized that these differences for plasma YB-1/p18 in the subgroups may be due to a different prevalence of malignancies.
However, several studies reported a different prevalence of headache types; again, this could be attributed to different methodologies and cultural diversity [6].
Of all comorbid diagnoses, only ODD exhibited a different prevalence among the 3 ADHD subtypes.
However, other endocrine and non-endocrine components, may occur with a different prevalence.
There is a mechanism for adjusting payment to each practice based on the prevalence of disease for each indicator, though this adjustment may not reflect the workload of a practice with a significantly different prevalence from the average [ 5].
The difference between rural and urban areas could partly account for some of these differences, but the results also point to other plausible explanatory factors, as several districts or states within a region have a very different prevalence of use of modern contraception in the postpartum period.
In a previous study, these items [19] showed a significantly different prevalence when screened among healthy subjects and groups of patients suffering from hormonal, vascular, neurological and psychiatric disorders.
Two patients bearing the same germline NF1 mutation (P062 and P082) exhibited a quite different prevalence of LOH in dNFs and a different preference of LOH-generating mechanism (Table 2).
In a former analysis we could show that different definitions result in a considerable different prevalence, i.e. the exclusion of pharmacotherapy according to AHA/NHLBI 2004 definition distinctly lowered the prevalence of MetS [ 20].
