Testing the social competition hypothesis of depression using a simple economic game.

BJPsych Open · 2016 · PMC4995574 · PMID 27703769

Europe PMC DOI

hedged sentences

0.0600

closest p · 1.2× alpha

0.0900

boldest claim

The sentences

showed a trendP =0.06so close (0.05 < p ≤ 0.1)

The direct t -test between the healthy and the MDD groups showed a trend, which did not reach statistical significance ( t (58)=1.96; P =0.06).

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did not reach statistical significanceP =0.09so close (0.05 < p ≤ 0.1)

same diagnosis) had a significant effect on the cooperation/competition decisions of patients with MDD ( t (23)=4.37; P <0.001), whereas its influence on decisions did not reach statistical significance in healthy controls ( t (35)=−1.75; P =0.09) or in patients with BPD ( t (16)=1.77; P =0.1).

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a statistical trendno p-value reported

Interestingly, we have found a statistical trend for lower positive affect in the MDD group in comparison with the healthy control group in the case of fictitious winning against the opponent with the same diagnosis.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.