The different computer guided CBT programmes are tested for efficacy before they get recommended for use.<p>Here&#x27;s some (quite old now) guidance: <a href="http:&#x2F;&#x2F;www.nice.org.uk&#x2F;guidance&#x2F;ta97" rel="nofollow">http:&#x2F;&#x2F;www.nice.org.uk&#x2F;guidance&#x2F;ta97</a><p>I use that url to give some idea what process is used to assess and recommend computer based CBT.