Table 2.

Trends in the incidence rates of IDC, ILC, and IDLC by age and race/ethnicity

CharacteristicAll invasive
IDC
ILC
IDLC
No. joinpointsAPC for time intervalNo. joinpointsAPC for time intervalNo. joinpointsAPC for time intervalNo. joinpointsAPC for time interval
Age
    30-3901995-2004: 0.70%01995-2004: 0.65%01995-2004: −2.18%01995-2004: 6.14%*
    40-4901995-2004: −0.57%11995-1998: 1.20%01995-2004: 0.11%01995-2004: 5.93%*
1998-2004: −1.81%
    50-5911995-1998: 2.17%11995-1999: 1.61%01995-2004: −0.67%11995-2000: 12.32%*
1998-2004: −3.84%*1999-2004: −4.48%*2000-2004: −3.39%
    60-6911995-2001: 1.73%*11995-2000: 1.34%01995-2004: −0.84%11995-2001: 14.14%*
2001-2004: −5.60%*2000-2004: −4.62%*2001-2004: −7.80%
    70-7911995-1998: 2.57%11995-1998: 2.22%01995-2004: −1.84%11995-2002: 8.76%*
1998-2004: −2.77%*1998-2004: −3.98%*2002-2004: −12.78%
    80+01995-2004: −1.83%*11995-1998: 2.22%01995-2004: −0.84%01995-2004: 6.32%*
1998-2004: −4.15%
Race/ethnicity
    Non-Hispanic11995-1999: 2.21%11995-1998: 2.85%11995-1998: 6.66%11995-2001: 11.31%*
    White1999-2004: −2.89%*1998-2004: −3.20%*1998-2004: −3.16%*2001-2004: −5.20%
    Black01995-2004: −0.50%21995-1999: 1.22%01995-2004: −0.79%11995-1999: 16.78%*
1999-2001: −6.37%1999-2004: −2.51%
2001-2004: 2.87%
    American Indian/Alaska Native01995-2004: −2.40%01995-2004: −2.09%01995-2004: 2.81%01995-2004: 1.89%
    Asian/Pacific Islander01995-2004: 0.16%11995-1997: 8.28%01995-2004: 1.51%11995-1997: 35.11%
1997-2004: −1.45%*1997-2004: 6.69%*
    Hispanic white01995-2004: −0.73%01995-2004: −1.01%01995-2004: −1.87%01995-2004: 6.16%*
Characteristic
All in situ
DCIS
No. joinpoints
APC for each time interval
No. joinpoints
APC for each time interval
Age
    30-3921995-1998: 8.90%01995-2004: 0.76%
1998-2003: −4.49%
2003-2004: 16.17%
    40-4921995-1998: 9.87%*21995-1998: 11.96%*
1998-2001: −1.24%1998-2002: −1.13%
2001-2004: 2.49%2002-2004: 5.45%*
    50-5911995-1999: 7.89%*11995-1999: 8.20%*
1999-2004: −1.89%1999-2004: −1.65%
    60-6911995-2000: 8.56%*11995-2000: 8.17%*
2000-2004: −2.13%2000-2004: −1.38%
    70-7911995-1999: 9.09%*11995-1999: 9.76%*
1999-2004: −1.39%1999-2004: −1.15%
    80+01995-2004: 4.35%*01995-2004: 4.79%*
Race/ethnicity
    Non-Hispanic11995-1999: 8.80%*11995-1999: 9.00%*
    White1999-2004: −1.12%1999-2004: −0.88%
    Black01995-2004: 2.80%*01995-2004: 3.58%*
    American Indian/Alaska Native01995-2004: 2.60%01995-2004: 0.95%
    Asian/Pacific Islander01995-2004: 4.76%*01995-2004: 4.92%*
    Hispanic white11995-1998: 12.47%*11995-1998: 12.98%*
1998-2004: 0.55%1998-2004: 1.70%
  • * APC is statistically different from zero at P < 0.05.