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Table 5 Predicted 10-year survival percentages for twelve hypothetical melanoma patients using the MSI, including comparisons with the AJCC Melanoma Patient Outcome Prediction Tool (MPOPT) a

From: Prognostic survival model for people diagnosed with invasive cutaneous melanoma

Characteristic Estimated survival (%) after ten years
  Age Thick (mm) Site Ulceration Positive lymph nodes Mets MSI MPOPTa
1. 35 0.45 Back No No No 98.8 [99–99] 97.5 [97–99]
2. 55 0.45 Back No No No 98.3 [98–99] 97.5 [97–99]
3. 55 1.00 Back No No No 91.7 [91–93] 90.0 [88–92]
4. 75 1.00 Back No No No 89.4 [88–91] 82.8 [78–88]
5. 55 1.45 Back No No No 86.2 [85–88] 83.7 [82–86]
6. 75 1.45 Back No No No 83.0 [81–85] 69.6 [63–77]
7. 75 2.45 Back No No No 74.8 [72–77] 59.6 [51–69]
8. 75 2.45 Back Yes No No 61.4 [58–64] 42.0 [33–54]
9. 75 4.45 Scalp Yes No No 38.9 [34–44] 35.2 [27–47]
10. 85 4.45 Scalp Yes No No 36.3 [31-42] 35.2 [27–47]
11. 75 4.45 Scalp Yes Yes No 14.5 [10–20] 29.1 [22–39]
12. 75 4.45 Scalp Yes Yes Yes 1.7 [1–3] 15.9 [6–44]
  1. Notes: aFor comparison with the MPOPT (http://www.melanomaprognosis.org), Scalp and Back were categories as “Axial”, and positive lymph nodes or metastasis were both considered indicative of “Regional metastasis).