Table 2 Types of issues raised by RECs in the 104 letters in which scientific quality was raised as a “trouble”
Final decisionTotal lettersSamplingChoice of methodsResearch questionMeasuring instrumentData analysisBiasFeasibilityEquipoiseOther/unspecified design issues
Provisional then favourable51301591597258
Unfavourable at first review23161910684627
Provisional then unfavourable24181675533310
Provisional, final decision unknown6423212102
Total letters104685229282316121027