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Table 3 Risk of bias in selected studies

From: Evidence-based treatment for Depersonalisation-derealisation Disorder (DPRD)

Study ID 1 2 3 4 5 6
Aliyev and Aliyev 2011 Low Low Low Low Low Unclear
Sierra et al. 2003 Low Low Unclear Low Low Unclear
Simeon et al. 2004 Low Low Unclear Low Low Unclear
Schoenberg et al. 2012 Unclear Low Low Low Low Unclear
  1. 1: random sequence generation; 2: allocation concealment; 3: blinding (performance bias and detection bias); 4: blinding of outcome assessment; 5: incomplete outcome data; 6: selective outcome reporting.