Skip to main content

Table 1 Time trends of age-standardized incidence rates

From: Time trends and age-period-cohort analyses on incidence rates of thyroid cancer in Shanghai and Hong Kong

Population Calendar period APC (95% CI)
Shanghai, men 1973-1976 17.1 (−0.6, 38.0)
  1976-1982 −16.7 (−22.6, −10.3)*
  1982-2000 2.9 (1.8, 4.1)*
  2000-2009 14.0 (10.7, 17.5)*
  Full period AAPC (95% CI) = 3.1 (1.0, 5.1) *
Shanghai, women 1973-1975 16.9 (−10.8, 53.1)
  1975-1983 −13.2 (−16.3, −10.0)*
  1983-2002 5.3 (4.4, 6.2)*
  2002-2009 18.4 (14.2, 22.7)*
  Full period AAPC (95% CI) = 3.8 (1.9, 5.7) *
Hong Kong, men 1983-2011 2.2 (1.5, 2.8)*
  Full period AAPC (95% CI) = 2.2 (1.5, 2.8) *
Hong Kong, women 1983-1989 6.8 (2.6, 11.2)*
  1989-2003 −0.1 (−1.0, 0.9)
  2003-2011 4.6 (2.9, 6.4)*
  Full period AAPC (95% CI) = 2.7 (1.6, 3.8) *
  1. *Significantly different from zero at α = 0.05; AAPC: Average Annual Percent Change; APC: Annual Percent Change; CI: Confidence Interval.
  2. Time trends in age-standardized incidence rates of thyroid cancer by sex in Shanghai during 1973–2009 and in Hong Kong during 1983–2011.