Table 2.

Colorectal cancer trends comparing those below 50 years with those at or above 50 years across 12 countries/regions

Age < 50 yearsAge ≥ 50 years
Country/regionCancerLatest periodAPC (95% CI)aLatest periodAPC (95% CI)a
AustraliaColon cancer1988–20070.26 (−0.19–0.72)1994–2007−0.32 (−0.65–0.02)
Rectal cancer1988–20072.27 (1.87–2.67)1994–20070.41 (−0.67 to −0.14)
Colorectal cancer1988–20071.10 (0.88–1.33)1994–20070.35 (−0.64 to −0.06)
BrazilColon cancer1991–200711.05 (8.06–14.12)1988–20075.05 (3.11–7.02)
Rectal cancer1988–20076.59 (3.69–9.58)1988–20076.92 (4.83–9.06)
Colorectal cancer1991–20079.20 (6.85–11.59)1988–20075.72 (3.96–7.52)
CanadaColon cancer1988–20071.19 (0.18–2.21)1988–20070.01 (−0.28–0.30)
Rectal cancer1988–20074.72 (3.58–5.87)1988–20070.83 (0.39–1.26)
Colorectal cancer1988–20072.60 (1.87–3.34)2000–2007−0.91 (−2.06–0.26)
China (Hong Kong)Colon cancer1988–20070.95 (0.08–1.82)1998–20071.59 (−2.68 to −0.49)
Rectal cancer1988–20073.13 (2.11–4.17)1988–20071.94 (1.26–2.62)
Colorectal cancer1988–20071.82 (1.18–2.47)1995–2007−0.10 (−0.59–0.38)
China (Shanghai)Colon cancer1988–20070.99 (0.17–1.82)2001–2007−1.42 (−3.71–0.93)
Rectal cancer1988–20071.28 (0.57–2.01)2002–20072.99 (−5.84 to −0.05)
Colorectal cancer1988–20071.13 (0.55–1.70)2002–20072.68 (−4.98 to −0.33)
GermanyColon cancer1988–20070.18 (−1.52–1.90)1988–20070.94 (0.49–1.38)
Rectal cancer1988–20072.71 (0.21–5.27)2004–2007−4.90 (−12.44–3.29)
Colorectal cancer1988–20071.30 (−0.27–2.89)2002–2007−1.56 (−3.98–0.92)
ItalyColon cancer1988–20070.29 (−0.06–0.64)1988–20072.33 (2.05–2.62)
Rectal cancer1988–20070.38 (−0.29–1.06)1988–20070.59 (0.33–0.85)
Colorectal cancer1988–20070.32 (0.01–0.64)1988–20071.78 (1.61–1.95)
JapanColon cancer2002–20072.48 (−0.74–5.80)1994–20071.01 (0.56–1.45)
Rectal cancer2002–20072.83 (−2.24–8.17)1994–20070.69 (0.16–1.24)
Colorectal cancer2002–20072.63 (0.43–4.87)1994–20070.90 (0.46–1.34)
SwedenColon cancer1988–20070.81 (0.22–1.40)2001–20071.48 (0.26–2.71)
Rectal cancer1988–20071.17 (0.37–1.97)1997–20070.64 (0.14–1.14)
Colorectal cancer1988–20070.96 (0.50–1.42)1998–20070.94 (0.50–1.38)
The NetherlandsColon cancer1989–20070.03 (−0.34–0.40)2002–20072.79 (2.12–3.47)
Rectal cancer1989–20072.12 (1.70–2.54)1989–20070.88 (0.64–1.13)
Colorectal cancer1989–20070.87 (0.60–1.14)2001–20072.23 (1.80–2.67)
United KingdomColon cancer2002–20074.29 (0.41–8.33)2002–20070.69 (−0.36–1.75)
Rectal cancer1988–20072.09 (1.63–2.55)1988–20070.14 (−0.06–0.34)
Colorectal cancer2001–20073.33 (1.30–5.40)2002–20070.77 (−0.27–1.83)
United StatesColon cancer1988–20071.94 (1.54–2.33)1998–20072.94 (−3.26 to −2.61)
Rectal cancer1997–20072.64 (1.52–3.79)1998–20072.68 (−3.20 to −2.16)
Colorectal cancer1998–20071.98 (1.36–2.60)1998–20072.88 (−3.11 to −2.64)
  • NOTE: Values in bold represent statistical significance (P < 0.05).

  • Abbreviation: CI, confidence interval.

  • aAPC refers to the latest period before 2007.