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. 2017 Nov 1;27(11):1408–1416. doi: 10.1089/thy.2017.0306

Table 4.

Comparison of the Five-Year Disease-Specific Survival and Overall Survival in SEER and 5- and 10-Year Overall Survival in NCDB Between the Current Seventh and Proposed Eighth Editions of AJCC/UICC Staging System for TNM Stage

  SEERa NCDB
  5-year DSS rate [CI] 5-year OS rate [CI] 5-year OS rate [CI] 10-year OS rate [CI]
Stage 7th edition 8th edition 7th edition 8th edition 7th edition 8th edition 7th edition 8th edition
I 99.8 [99.7–99.9] 99.7 [99.6–99.8] 98.1 [97.9–98.2] 97.8 [97.7–98.0] 96.9 [96.7–97.0] 96.6 [96.5–96.7] 91.5 [90.9–91.9] 90.6 [90.1–91.0]
II 99.1 [98.7–99.4] 96.7 [95.9–97.3] 95.1 [94.2–95.8] 90.7 [98.7–91.6] 94.1 [93.6–94.5] 88.0 [87.4–88.7] 82.3 [80.0–84.3] 70.9 [68.5–73.2]
III 98.8 [98.4–99.1] 85.2 [81.7–87.9] 94.9 [94.3–95.6] 72.9 [68.9–76.4] 92.7 [92.3–93.1] 74.3 [72.2–76.2] 79.9 [78.1–81.7] 52.8 (48.9, 56.5)
IV 88.2 [86.9–89.3] 66.9 [62.7–70.8] 79.9 [78.4–81.3] 55.3 [51.2–59.1] 80.1 [79.2–81.1] 49.5 [45.8–52.9] 64.9 [62.7–67.2] 23.3 [15.8–31.5]
a

10-year DSS in SEER could not be calculated due to insufficient patient follow-up.

DSS, disease-specific survival; OS, overall survival; CI, confidence interval.