Table 2 Joinpoint trends of gastric cancer incidence rates, SEER-13, 1992–2018

Overall

1992–2018

− 1.4 (− 1.5 to − 1.2)

< 0.001

–

–

–

1992–2018

− 1.4 (− 1.5 to − 1.2)*

< 0.001

Male

1992–2018

− 1.8 (− 1.9 to − 1.7)

< 0.001

–

–

–

1992–2018

− 1.8 (− 1.9 to − 1.7)*

< 0.001

Female

1992–2018

− 1.0 (− 1.1 to − 0.8)

< 0.001

–

–

–

1992–2018

− 1.0 (− 1.1 to − 0.8)*

< 0.001

Age groups

 20–24

1992–2018

4.3 (2.3 to 6.3)

< 0.001

–

–

–

1992–2018

4.3 (2.3 to 6.3)*

< 0.001

 25–29

1992–2018

0.8 (− 0.7 to 2.3)

0.297

–

–

–

1992–2018

0.8 (− 0.7 to 2.3)

0.297

 30–34

1992–2018

1.1 (0.1 to 2.2)

0.037

–

–

–

1992–2018

1.1 (0.1 to 2.2)*

0.037

 35–39

1992–2018

1.3 (0.8 to 1.9)

< 0.001

–

–

–

1992–2018

1.3 (0.8 to 1.9)*

< 0.001

 40–44

1992–2018

0.6 (0 to 1.2)

0.045

–

–

–

1992–2018

0.6 (0 to 1.2)*

0.045

 45–49

1992–2018

0.5 (0.1 to 0.9)

0.017

–

–

–

1992–2018

0.5 (0.1 to 0.9)*

0.017

 50–54

1992–2018

− 0.4 (− 0.7 to − 0)

0.038

–

–

–

1992–2018

− 0.4 (− 0.7 to − 0)*

0.038

 55–59

1992–1999

− 3.6 (− 6.0 to − 1.3)

0.004

1999–2018

− 1.0 (0.1 to − 1.8)

0.093

1992–2018

− 1.3 (− 2 to − 0.6)*

< 0.001

 60–64

1992–2018

− 1.3 (− 1.6 to − 0.9)

< 0.001

–

–

–

1992–2018

− 1.3 (− 1.6 to − 0.9)*

< 0.001

 65–69

1992–2018

− 1.7 (− 2.0 to − 1.4)

< 0.001

–

–

–

1992–2018

− 1.7 (− 2.0 to − 1.4)*

< 0.001

 70–74

1992–2018

− 1.8 (− 2.1 to − 1.6)

< 0.001

–

–

–

1992–2018

− 1.8 (− 2.1 to − 1.6)*

< 0.001

 75–79

1992–2016

− 1.4 (− 1.6 to − 1.2)

< 0.001

2016–2018

− 8.9 (− 16 to − 1.1)

0.028

1992–2018

− 2.0 (− 2.6 to − 1.4)*

< 0.001

 80–84

1992–2018

− 1.7 (− 2.0 to − 1.5)

< 0.001

–

–

–

1992–2018

− 1.7 (− 2.0 to − 1.5)*

< 0.001