Tagged: Cherry Picking

Non-fluoridated Christchurch does not have better teeth than fluoridated Auckland - Open Parachute

Ken Perrott Feb 07, 2017

It seems every time anti-fluoride propagandists present data it is either cherry-picked, distorted or misleading. Often all three. So it is hardly a surprise to find local anti-fluoride propagandists are telling porkies again. They have been promoting this graphic claiming it shows people in “non-fluoridated Christchurch have “better teeth.” But the graphic is based on naive cherry-picking of the data, it ignores the effect different ethnic … Read More

Cochrane fluoridation review. I: Most research ignored - Open Parachute

Ken Perrott Jun 29, 2015

With the publication of the new Cochrane Fluoridation Review (Water fluoridation for the prevention of dental caries) we have, once again,  both fluoridation supporters and opponents claiming it as evidence for their contradictory positions. They surely both cannot be right. … Continue reading → … Read More

Cherry-picking and misinformation in Stan Litras’s anti-fluoride article - Open Parachute

Ken Perrott Dec 08, 2014

This is the second article in a series critiquing contributions to the Fluoride Free NZ report “Scientific and Critical Analysis of the 2014 New Zealand Fluoridation Report.” My first article Peer review of an anti-fluoride “peer review”  discussed Kathleen Theissen’s contribution. (It also discussed a draft contribution by Chris Neurath which does not appear in the final version). I will shortly post … … Continue reading … Read More

Approaching scientific literature sensibly - Open Parachute

Ken Perrott Jun 25, 2014

We all suffer more or less from confirmation bias – it is just human.  So it’s natural for people to be selective, and to indulge in some cherry-picking and biased interpretation, when quoting scientific literature to support an idea they promote. In the scientific community peer review and continual submission of ideas to scrutiny by colleagues helps keep … … Continue reading … Read More

’What, me worry?’ — distorting climate change data - Open Parachute

Ken Perrott Feb 06, 2012

Peter Gleick has a simple useful article in Forbes illustrating various ways that climate change deniers/contrariness cherry pick data to support claims that global warming is not occurring (see “Global Warming Has Stopped”? How to Fool People Using “Cherry-Picked” Climate … Continue reading → … Read More