Sentence examples for of their effectiveness from inspiring English sources

"They are a fairly new type of air bag and consumers aren't aware of their effectiveness and there aren't many studies to show they are effective".

What evidence of their effectiveness is there?

But studies of their effectiveness have found mixed results.

But he is proud of their effectiveness and resilience.

These charities have direct evidence of their effectiveness.

And therein lay a large part of their effectiveness: they provided a focus for advocacy.

But when liquidity dries up, the normal tools of policy lose much of their effectiveness.

The National Institutes of Health is conducting a proper study of their effectiveness.

Doyle uses tricks like this just to the limit of their effectiveness.

Although such programs have proliferated in recent years, there has been little evidence of their effectiveness.

Despite the huckstering of supplements for stress reduction, studies find no evidence of their effectiveness.