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. 2013 May 3;8(5):e63272. doi: 10.1371/journal.pone.0063272

Table 5. Spin in trials where non-inferiority was not established or was inconclusive by type of trial population.

Spin Trials in ARV-naïve patients (n = 9) Trials in ARV-experienced patients (n = 7)
Strategy of Spin
Focus on statistically significant results (within-group comparisons, secondary outcomes, subgroup analysis, modified population of analysis) 4 4
Interpreting the negative results of primary outcome as showing equivalence 2 0
Claiming or emphasizing the non-inferiority despite not-establishing non- inferiority/inconclusive 5 1
Extent of spin in abstract
Results section only 0 0
Conclusions section only 4 0
Results and conclusions sections 3 3
Level of spin in conclusions of the abstract
High spin 5 1
Moderate spin 1 0
Low spin 1 2
Extent of spin in main text
Discussion section only 1 1
Conclusions section only 0 1
Discussion and conclusions sections 2 1
Results and discussion sections 2 1
Results and conclusions sections 1 0
Results, discussion and conclusions sections 1 0
Level of spin in conclusions of the main text
High spin 3 1
Moderate spin 3 0
Low spin 1 3