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I can’t recreate a graph from Ioannidis et al – can you?

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Very quick one this!  Really interesting paper from Ioannidis et al about citation indices.

I wanted to recreate figure 1, which is:

Closest I could get (code here) is this:

Biggest difference is in NS, where they find all negative correlations, but most of mine are positive.

Source data are Table S1 Data.

Am I doing something wrong?  Or is the paper wrong?

 

UPDATE 9th July 2016

Using Spearman gets us closer but it’s still not quite correct (updated code too)

< !-- kcite active, but no citations found -->
< !-- kcite-section 1181 -->

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