Sentence examples for associations difficult to determine from inspiring English sources

This, as well as other differences between the two outcome measures such as the difference in time period between the measures and the inclusion of self-inflicted violence at the household level, makes the influence of injury severity on these associations difficult to determine.

Several cross-sectional studies have repeatedly demonstrated associations between poor academic performance and psychological distress [ 5, 15, 16], though the direction of the association is difficult to determine [ 17].

Phenylketonuria is a congenital endocrine disease that is universally screened and treated; therefore, an association between this disease, specifically if untreated, and hearing loss is difficult to determine; the associations of other endocrine diseases such the thrifty phenotype hypothesis with hearing loss also require further investigation [ 121, 122].

Given the small numbers of patients, and the overall limited efficacy of the capecitabine regimen, it is difficult to determine association of TYMP, TYMS, and DPYD with response.

This makes it difficult to determine whether associations are reciprocal or an artefact of the cross-sectional research.

These trans-associated dmsD possessed extra annotated ' dmsD' copies (1 5) and/or incomplete DMSO reductase operons frequently lacking the membrane anchor subunit dmsC making it difficult to determine precise associations between the multiple dmsD and dmsABC copies.

110– 114 Numerous other acquired conditions have been associated with moyamoya angiopathy but it is often difficult to determine whether the association is causal or incidental, as the number of cases is most often very limited.

Comorbidities may complicate the issue of alcohol's impact on HIV disease progression and make it difficult to determine the association.