Sentence examples for by differences in methods from inspiring English sources

Consistent estimation of the burden of chronic obstructive pulmonary disease (COPD) has been hindered by differences in methods, including different spirometric cut-offs for impaired lung function.

It is important to note, however, that any comparison of the prevalence of multimorbidity at different sites is limited by differences in methods employed and the age structure of the populations surveyed.

This could be explained by differences in methods used in these studies, by assessing different levels of exposure, or by different ethnic populations in each region [ 14, 30, 31].

The variations in results are among others caused by differences in methods.

Estimation of the disease burden has been hindered, however, by differences in methods, including spirometric cut-offs.

In summary, the risk factors we identified are plausible and largely consistent with other military and civilian studies or explainable by differences in methods or study populations.

The effect of community-level intervention, measured by difference-in-difference method, was 66.5% (Table 1).

These discrepancies may be caused by differences in experimental methods, tissue processing, or the use of different antibodies that recognize different epitopes.

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].

Most cephalometric studies have largely been conducted without specific regard to ethnicity and comparisons of findings across studies have been mainly limited by differences in sampling methods and the varying selection and definition of measured cephalometric variables.

While this can be explained by differences in analytical methods between the modern and ancient study, the level of similarity between the ancient gut samples is striking.