Sentence examples for different primary studies from inspiring English sources

For each roundabout and each contributing parameter, the normal distribution best seemed to fit the data; the (random) summary effect, or the meta-analytic estimation for each headway, is the mean of the distribution, whereas the standard deviation σ is weighted with regard to the sample size, as reported in the different primary studies [31].

Obtaining diagnostic accuracy information for different tests from different primary studies is a weak design [ 3].

There were ten different primary studies identified across the five systematic reviews [ 24- 32, 35] (Table 5).

The H values varied between the different primary studies, depending on the subscale, and no pattern was discernible.

The fifteen reviews included a total of 265 different primary studies, the number of primary studies included in an individual review varying from 8 [ 98] to 71 [ 81].

Some meta-analyses 34 35 have synthesised data to obtain a single accuracy estimate based on different cut-offs from different primary studies.

Data from 10 different primary care studies have been used.

The design was a cross-sectional secondary analysis of 5 convenience samples collected in different primary care studies (total n = 969).

However, it is not very likely that these reviews would have discussed different sets of primary studies and would have led to different conclusions.

Different findings between meta-analyses could also relate to different grouping of primary studies.

There is also a need to compare the effectiveness of different programmes in primary studies.