Similarity and Difference Among Standard Medical Care, Palliative Sedation Therapy, and Euthanasia  Tatsuya Morita, MD, Kei Hirai, PhD, Tatsuo Akechi, MD, PhD, Yosuke Uchitomi, MD, PhD  Journal of Pain and Symptom Management  Volume 25, Issue 4, Pages 357-362 (April 2003) DOI: 10.1016/S0885-3924(02)00684-X

Fig. 1 The structure of standard medical care, palliative sedation therapy, and PAS/euthanasia on the basis of physician's recommendation. Large (small) distances between medical treatments imply low (high) similarity in patterns of respondents. PAS: Physician-assisted suicide. Journal of Pain and Symptom Management 2003 25, 357-362DOI: (10.1016/S0885-3924(02)00684-X)

Fig. 2 The structure of standard medical care, palliative sedation therapy, and PAS/euthanasia on the basis of the general population's preference. Large (small) distances between medical treatments imply low (high) similarity in patterns of respondents. PAS: Physician-assisted suicide. Journal of Pain and Symptom Management 2003 25, 357-362DOI: (10.1016/S0885-3924(02)00684-X)