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Table 3 Thyroid cancer incidence rates estimated coefficients and 95% confidence interval (CI) for the age, period and cohort effects

From: Trend dynamics of thyroid cancer incidence among China and the U.S. adult population from 1990 to 2017: a joinpoint and age-period-cohort analysis

Variables

The U.S.(Coef,95%CI)

China (Coef,95%CI)

Men

Women

Men

Women

Age

 20–24

−1.41(−3.02,0.21)

− 1.32(− 2.39,-0.26)

−1.90(− 2.97,-0.81)

−1.67(−2.40,-0.94)

 25–29

− 0.89(− 2.00,0.22)

− 0.91(− 1.68,-0.14)

−1.51(− 2.33,-0,69)

−1.32(− 1.88,-0.76)

 30–34

− 0.42(− 1.33,0.49)

0.05(− 0.47,0.57)

− 0.79(− 1.40,-0.19)

− 0.34(− 0.72,0.04)

 35–39

− 0.30(− 1.16, 0.56)

− 0.03(− 0.54,0.48)

− 0.38(− 0.89,0.13)

− 0.06(− 0.40,0.28)

 40–44

− 0.07(− 0.84, 0.70)

0.34(− 0.08,0.77)

− 0.11(− 0.55,-0.34)

0.02(− 0.29,0.34)

 45–49

0.29(− 0.37,0.95)

0.04(− 0.41,0.49)

0.38 (0.02,0.74)

0.41 (0.14,0.67)

 50–54

0.55(− 0.04, 1.14)

0.16(− 0.26,0.58)

0.68 (0.39,0.99)

0.40 (0.16,0.65)

 55–59

0.71 (0.17,1.25)

0.16(− 0.25,0.57)

0.91 (0.55,1.07)

0.54 (0.32,0.76)

 60–64

0.06(− 0.58,0.70)

0.32(− 0.06,0.70)

0.71 (0.46,0.95)

0.60 (0.39,0.80)

 65–69

0.13(− 0.47,0.73)

0.42 (0.05,0.79)

0.80 (0.57,1.03)

0.55 (0.35,0.75)

 70–74

0.22(− 0.35,0.79)

0.39 (0.00,0.77)

0.63 (0.38,0.87)

0.49 (0.29,0.70)

 75–79

1.13 (0.66,1.59)

0.37(− 0.04,0.79)

0.68 (0.40,0.95)

0.37 (0.14,0.60)

Period

 1992

−0.62(− 1.18,-0.05)

− 0.25(− 0.57,0.07)

−0.43(− 0.68,-0.18)

−0.40(− 0.59,-0.21)

 1997

− 0.48(− 0.99,0.04)

−0.16(− 0.46,0.14)

−0.17(− 0.37,0.03)

−0.20(− 0.37,-0.03)

 2002

− 0.28(− 0.75,0.19)

−0.14(− 0.44,0.15)

0.00(− 0.18,0.18)

0.01(− 0.14,0.16)

 2007

0.08(− 0.34,0.50)

−0.04(− 0.32,0.24)

0.07(− 0.11,0.25)

0.12(− 0.03,0.27)

 2012

0.57 (0.21,0.93)

0.20(− 0.07,0.46)

0.20 (0.01,0.39)

0.20 (0.05,0.36)

 2017

0.72 (0.37,1.08)

0.39 (0.13,0.65)

0.33 (0.12,0.53)

0.27 (0.10,0.43)

Cohort

 1913–1917

0.25(−0.96,1.46)

0.24(−0.71,1.19)

0.63 (0.04,1.23)

0.48(−0.05,1.01)

 1918–1922

0.23(−0.75,1.22)

0.14(− 0.57,0.84)

0.56 (0.13,1.00)

0.41 (0.04,0.79)

 1923–1927

0.30(−0.51,1.12)

0.12(−0.47,0.72)

0.48 (0.13,0.84)

0.35 (0,05,0.66)

 1928–1932

0.33(−0.36,1.02)

0.16(−0.36,0.68)

0.43 (0.12,0.73)

0.31 (0.05,0.57)

 1933–1937

0.25(−0.32,0.83)

0.19(−0.27,0.66)

0.37 (0.09,0.65)

0.27 (0.03,0.51)

 1938–1942

0.02(−0.52,0.57)

0.15(−0.29,0.58)

0.29 (0.02,0.56)

0.22(−0.01,0.45)

 1943–1947

−0.06(− 0.74,0.61)

0.23(− 0.22,0.68)

0.20(− 0.11,0.50)

0.17(− 0.08,0.41)

 1948–1952

0.04(− 0.66,0.74)

0.34(− 0.12,0.79)

0.10(−0.25,0.44)

0.07(− 0.20,0.34)

 1953–1957

0.08(− 0.64,0.79)

0.28(− 0.21,0.77)

−0.02(− 0.41,0.38)

0.02(− 0.28,0.31)

 1958–1962

0.02(− 0.71,0.75)

0.18(− 0.34,0.70)

−0.12(− 0.56,0.32)

−0.06(− 0.38,0.27)

 1963–1967

0.12(− 0.66,0,89)

0.22(− 0.31,0.76)

−0.19(− 0.70,0.31)

−0.13(− 0.49,0.23)

 1968–1972

0.01(− 0.84,0.87)

0.07(− 0.51,0.65)

−0.29(− 0.87,0.28)

− 025(− 0.65,0.14)

 1973–1977

−0.17(−1.17,0,83)

−0.14(− 0.80,0.52)

−0.38(− 1.05,0.30)

−0.31(− 0.77,0.14)

 1978–1982

−0.24(− 1.35,0.88)

−0.26(− 1.04,0.52)

−0.40(− 1.18,0.38)

−0.33(− 0.84,0.18)

 1983–1987

−0.24(− 1.50,1.01)

−0.34(− 1.26,0.58)

−0.42(− 1.39,0.55)

−0.33(− 0.95,0.30)

 1988–1992

−0.35(− 2.06,1.35)

−0.62(− 2.13,0.88)

−0.55 (2.00,0.87)

− 0.39(− 1.35,0.57)

 1993–1997

−0.59(− 4.02,2.84)

−0.96(− 4.00,2.08)

−0.69(− 3.34,1.97)

−0.50(− 2.27,1.26)