Table 2. Annual percent change (APC) in the incidence rates of breast cancer among females by country/registry area and broad age group, 1980–2011.
| Country | Trend 1 |
Trend 2 |
Trend 3 |
Trend 4 |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Year | APC | (95% CI) | Year | APC | (95% CI) | Year | APC | (95% CI) | Year | APC | (95% CI) | |||||
| All ages | ||||||||||||||||
| Australia | 1982-1995 | +3.1* | (+2.6, +3.6) | 1995-2009 | +0.2 | (–0.2, +0.5) | ||||||||||
| China (Shanghai) | 1980-2005 | +3.4* | (+3.0, +3.8) | |||||||||||||
| Hong Kong | 1983-1993 | +0.7 | (–0.4, +1.9) | 1993-2011 | +2.4* | (+2.1, +2.7) | ||||||||||
| Japan | 1980-1986 | +5.3* | (+3.5, +7.2) | 1986-1999 | +2.1* | (+1.6, +2.6) | 1999-2008 | +6.1* | (+5.5, +6.7) | |||||||
| New Zealand | 1980-1999 | +2.0* | (+1.5, +2.4) | 1999-2009 | –0.2 | (–1.0, +0.7) | ||||||||||
| Philippines | 1983-2002 | +0.6* | (+0.2, +1.0) | |||||||||||||
| Singapore | 1980-2002 | +3.8* | (+3.4, +4.1) | |||||||||||||
| Thailand | 1983-2009 | +3.9* | (+3.3, +4.5) | |||||||||||||
| <50 years | ||||||||||||||||
| Australia | 1982-1993 | +1.8* | (+1.2, +2.3) | 1993-2009 | +0.2 | (-0.0, +0.5) | ||||||||||
| China (Shanghai) | 1988-1995 | –0.7 | (–3.3, +2.0) | 1995-2002 | +3.6* | (+1.3, +5.9) | ||||||||||
| Hong Kong | 1983-2011 | +1.9* | (+1.7, +2.2) | |||||||||||||
| Japan | 1980-1987 | +5.3* | (+3.8, +6.8) | 1987-2001 | +1.8* | (+1.3, +2.3) | 2001-2008 | +6.3* | (+5.2, +7.4) | |||||||
| New Zealand | 1980-2009 | +1.0* | (+0.7, +1.3) | |||||||||||||
| Philippines | 1983-1989 | +1.5 | (–1.8, +4.9) | 1989-1992 | –4.4 | (–20.2, +14.5) | 1992-1995 | +7.1 | (–8.8, +25.8) | 1995-2002 | –2.1* | (–4.0, –0.1) | ||||
| Singapore | 1980-2002 | +2.8* | (+2.3, +3.3) | |||||||||||||
| Thailand | 1983-2002 | +4.4* | (+2.3, +6.4) | |||||||||||||
| 50+ years | ||||||||||||||||
| Australia | 1982-1997 | +3.4* | (+2.9, +3.9) | 1997-2009 | –0.2 | (–0.8, +0.4) | ||||||||||
| China (Shanghai) | 1988-1997 | +2.7* | (+0.9, +4.5) | 1997-2002 | +7.9* | (+3.8, +12.1) | ||||||||||
| Hong Kong | 1983-1993 | –0.2 | (–1.4, +1.1) | 1993-2011 | +2.7* | (+2.4, +3.1) | ||||||||||
| Japan | 1980-1986 | +4.8* | (+2.7, +6.9) | 1986-1998 | +2.4* | (+1.7, +3.0) | 1998-2008 | +6.4* | (+5.9, +7.0) | |||||||
| New Zealand | 1980-2000 | +2.3* | (+1.9, +2.8) | 2000-2009 | –1.0 | (–2.1, +0.1) | ||||||||||
| Philippines | 1983-2002 | +0.8* | (+0.4, +1.3) | |||||||||||||
| Singapore | 1980-2002 | +4.5* | (+4.1, +5.0) | |||||||||||||
| Thailand | 1983-1997 | +2.0* | (+0.4, +3.5) | 1997-2002 | +9.6* | (+4.2, +15.2) | ||||||||||
Notes: * Indicates that the APC is significantly different from zero at the P=0.05 level. CI=confidence interval. Trends calculated using Joinpoint regression. Rates were directly age-standardised to the World Standard population17. Data sources: Australia—Australian Institute of Health and Welfare15; China—Shanghai Cancer Registry11; Hong Kong—Hong Kong Cancer Registry13; Japan—Center for Cancer Control and Information Services14; New Zealand—Ministry of Health16; Philippines—Manila Cancer Registry11; Singapore—National Cancer Centre Singapore (residents of Chinese ethnicity only)11; Thailand—Chiang Mai Cancer Registry11,12.