Sentence examples for by differences in diagnostic from inspiring English sources

This variation may be explained by differences in diagnostic criteria, imaging techniques and confounding factors among the investigated populations.

We also observed substantial heterogeneity of effect (rate ratio) across studies, however, partially explained, by changes and differences in the rate of dyskinesia, by differences in the frequency of certain effect modifiers, and by differences in diagnostic methods.

Furthermore, comparisons between different studies and their grouping are hampered not only by the differences in study populations but also by differences in diagnostic methods and criteria used to differentiate between various types of uterine anomalies [59].

Some of the lack of agreement between the two approaches may be caused by differences in diagnostic options.

Regional variation may also be explained by differences in diagnostic practice and culturing activity and random errors, which may artificially increase variation (39 ).

The former association may have been influenced by differences in diagnostic intensity if health care usage was greater among Vietnam than non-Vietnam veterans, as suggested by some data [ 70].

The discrepancies in the prevalence of H. pylori can be explained by differences in the diagnostic method used, age of patients, geographic area and the environmental health conditions in which people live.

Prospective studies conducted in 1970 and 1988 showed that the incidence of cow's milk allergy reached 1.8%to7.5%5%, a wide range explained by the differences in diagnostic criteria adopted in different studies [ 1, 6].

The prevalence we observed is much lower than that obtained during the last sentinel surveillance round of 2007 among pregnant women in Tete [ 13], but this may be partly explained by the differences in diagnostic design: RPR testing is indeed less specific in pregnant women [ 24], and no confirmation test was used.

Comparing data on vitamin D levels from different observational studies is complicated by differences in definitions and diagnostic methods.

Our findings are generalisable to health systems in which GPs act as gatekeepers to specialist care, but may be modified by differences in access to diagnostic tests.