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Table 4 5-, 10-, 15- and 20-year cause-specific survival (CSS) rates, in percentages, estimated by Kaplan-Meier method compared with those estimated by lognormal model [in square brackets] with 95% confidence intervals (in round brackets).

From: Short- and long-term cause-specific survival of patients with inflammatory breast cancer

Years of diagnosis 5 yr CSS 10 yr CSS 15 yr CSS 20 yr CSS
1975–77 18(16.5–19.4), [20](18.4–21.5) 11(10.3–11.6), [11](10.3–11.6) 9(8.4–9.5), [9](8.4–9.5) 9(8.4–9.5), [8](7.5–8.4)
1978–80 23(21.1–24.8), [24](22.1–25.8) 16(15.0–16.9), [14](13.1–14.8) 11(10.3–11.6), [12](11.2–12.7) 11(10.3–11.6), [11](10.3–11.6)
1981–83 27(24.8–29.1), [30](27.6–32.2) 18(16.9–19.0), [19](17.8–20.1) 14(13.1–14.8), [15](14.1–15.8) NA, [14](13.1–14.8)
1984–86 27(25.4–28.5), [26](24.4–27.5) 17(16.0–17.9), [18](16.9–19.0) 15(14.1–15.8), [16](15.0–16.9) NA, [15](14.1–15.8)
1987–89 27(25.4–28.5), [27](25.4–28.5) 19(17.8–20.1), [18](16.9–19.0) NA, [16](15.0–16.9) NA, [16](15.0–16.9)
1990–92 32(30.1–33.8), [32](30.1–33.8) 21(19.7–22.2), [22](20.7–23.2) NA, [19](17.8–20.1) NA, [18](16.9–19.0)
1993–95 29(27.8–30.1), [29](27.8–30.1) NA, [21](19.7–22.2) NA, [20](18.8–21.1) NA, [20](18.8–21.1)
  1. NA = not available by Kaplan-Meier method