A survey of research on the impact of small class sizes found evidence that "suggests at best a small effect on reading achievement" and "a negative, but statistically insignificant, effect on ...

As the rate of growth of the literature in education has grown exponentially, it has become recognized that methods of integrating like studies mathematically are needed. Meta-analysis is one ...

Objective To investigate potential moderating effects of resistance exercise dose components including intensity, volume and frequency, for the management of common tendinopathies. Design Systematic ...

Meta-analysis is an objective examination of published data from many studies of the same research topic identified through a literature search. Through the use of rigorous statistical methods, it can ...

This manuscript makes a valuable contribution to the concept of fragility of meta-analyses via the so-called 'ellipse of insignificance for meta-analyses' (EOIMETA). The strength of evidence is solid, ...

Data sources Cochrane Central, PsycINFO, Embase, Medline and CINAHL. Eligibility criteria Peer-reviewed, randomised controlled trials, in English (1990–present), which examined the effects of exercise ...

Objectives Growing evidence suggests that vaccines targeting respiratory pathogens have non-specific and broader effects. We aimed to investigate the non-specific effects of respiratory vaccines on ...