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Table 2 Joinpoint analysis of age−adjusted incidence rates per 100 000, AYAs aged 15–39 years in Western Australia, 1982–2007

From: Cancer incidence and mortality trends in Australian adolescents and young adults, 1982–2007

  Incidence rates, Males Incidence rates , Females
  Trend 1 Trend 2 Trend 1 Trend 2
Diagnostic Groups Period APC 95% CIc Period APC 95% CI Period APC 95% CI Period APC 95% CI
All Tumours 82 − 00 1.5* ( 0.9; 2.1) 00 − 07 −1.4*(-3.4;0.7) 82 − 07 −0.1* (-0.2; 0.4)   
Leukaemia 82 − 07 0.8 *(-0.7; 2.4)    82 − 07 0.0* (-2.1; 2.1)   
   Myeloid 82 − 07 −0.3* (-2.1; 1.6)    82 − 07 −0.4* (-2.6; 2.0)   
   Lymphocytic 82 − 07 3.6* ( 0.1; 7.2)    82 − 07 −1.5* (-4.5; 1.6)   
Lymphoma 82 − 07 0.0* (-1.2; 1.3)    82 − 07 1.4* (-0.3; 3.1)   
   NHL 82 − 07 0.9* (-0.6; 2.4)    82 − 07 0.5* (-1.5; 2.5)   
   HL 82 − 07 −1.5* (-3.3; 0.3)    82 − 07 2.6* ( 0.6; 4.7)   
CNS 82 − 07 −1.2* (-2.3; 0.1)    82 − 07 −1.2* (-3.2; 0.8)   
Bone Tumor 82 − 07 −0.1* (-2.0; 1.9)    82 − 07 0.0* (-2.7; 2.8)   
Soft Tissue 82 − 07 −1.2* (-2.9; 0.4)    82 − 07 0.8* (-1.1; 2.7)   
Germ Cell 82 − 07 2.6* ( 1.6; 3.6)    82 − 07 0.1* (-2.7; 3.0)   
   Gonadal 82 − 07 2.6* ( 1.8; 3.9)    82 − 07 −0.1* (-3.6; 3.4)   
   Non-gonadal 82 − 07 −0.6* (-3.7; 2.5)    82 − 07 0.2* (-3.6; 4.2)   
Melanoma 82 − 00 3.5* ( 2.3; 4.6) 00 − 07 −5.3*(-9.1;-1.4) 82 − 99 1.6* ( 0.0; 3.1) 99 − 07 −3.8*(-7.7; 0.3)
Carcinoma 82 − 07 1.0* ( 0.4; 1.5)    82 − 07 0.3* (-0.1; 0.7)   
   Breast na na    82 − 07 0.5* ( 0.0; 0.9)   
   Colon & Rectum 82 − 07 −0.4* (-1.7; 1.0)    82 − 07 1.4* ( 0.1; 2.7)   
   Ovary na na    82 − 07 −0.3* (-2.3; 1.9)   
   Lung 82 − 07 −2.6* (-4.3;-0.9)    82 − 07 0.4* (-1.3; 2.0)   
   Cervix Uteri na na    82 − 07 −2.7* (-3.5;-1.8)   
   Thyroid 82 − 07 4.0* ( 2.0; 6.1)    82 − 00 2.1* ( 0.9; 3.2) 00 − 07 13.8*(-0.6;30.3)
   Lip & Oral Cavity 82 − 07 0.6* (-0.7; 2.0)    82 − 07 1.1* (-1.1;-3.3)   
  1. * The annual percentage change (APC) is statistically significantly different from 0 (p < 0.05).
  2. a Effective sample size less than 10.
  3. c95% CI, 95% confidence interval.