Table 2. Estimated median (range) number of years for each cancer type to progress from one stage to the next.
Cancer type | Stage I | Stage II | Stage III |
---|---|---|---|
Prostate | 7 (5–8) | 5 (4–6) | 3 (2–5) |
Thyroid | 5.5 (4–8) | 5 (3–7) | 4 (2–5) |
Kidney | 5 (<1–7) | 3 (<1–5) | 2 (<1–2) |
Uterus | 4 (3–5) | 3 (<1–5) | 1.5 (<1–3) |
Cervix | 4 (<1–5) | 2.5 (<1–4) | <1 (<1–2) |
Colon/rectum | 3.5 (2–5) | 3 (2–5) | <1 (<1–2) |
Sarcoma | 3.5 (<1–6) | 2 (<1–4) | <1 (<1–2) |
Breast | 3 (2–4) | 2 (<1–3) | 1.5 (<1–2) |
Melanoma | 3 (<1–5) | 2 (<1–4) | <1 (<1–2) |
Head and neck | 3 (2–6) | 2 (<1–4) | <1 (<1–2) |
Bladder | 3 (2–5) | 2 (<1–5) | <1 (<1–2) |
Ovary | 3 (<1–3) | 2 (<1–2) | <1 (<1-<1) |
Stomach | 3 (2–5) | 2 (<1–2) | <1 (<1–2) |
Urothelial tract | 3 (2–7) | 2 (2–5) | <1 (<1–4) |
Anus | 3 (2–7) | 2 (2–5) | <1 (<1–3) |
Esophagus | 2.5 (2–5) | <1 (<1–2) | <1 (<1–2) |
Lung | 2 (2–3) | <1 (<1–2) | <1 (<1-<1) |
Liver/intrahepatic bile duct | 2 (<1–3) | <1 (<1–2) | <1 (<1-<1) |
Gallbladder | 2 (<1–3) | <1 (<1-<1) | <1 (<1-<1) |
Pancreas | <1 (<1–2) | <1 (<1–2) | <1 (<1-<1) |
Experts were asked to rate how long cancers would take to progress from the beginning of one stage to the beginning of the next. Progression was rated on a scale of 1 (less than a year) to 9 (9 or more years).