Figure 3From: Antidepressants in the treatment of depression/depressive symptoms in cancer patients: a systematic review and meta-analysis Risk of bias graph. The semaphore colors provide a visual impression of the quality of the study reports for meta-analysis; green: condition is fulfilled; yellow: condition is questionable and; red: condition is not fulfilled and risk of bias is present. The allover quality is unclear and indications for risk of bias can be derived. Therefore the meta-analysis cannot provide a high degree of level of evidence.Back to article page