Return to Home Historical Trends > Interpret

Interpretation of Historical Trends Data

Historical Trends (2000-2018)

Incidence, Massachusetts, Breast (in situ), All Races (incl Hisp), All Ages, Female

Incidence, Massachusetts, Breast (in situ), All Races (incl Hisp), All Ages, Female

Line graph with 19 years and 3 segments
During 2000-2005, the APC1 in the rate of cancer was stable: -1.9 with a 95% confidence interval from -4.0 to 0.1.
During 2005-2008, the APC1 in the rate of cancer was stable: 2.8 with a 95% confidence interval from -6.3 to 12.9.
During 2008-2018, the APC1 in the rate of cancer was falling: -3.1 with a 95% confidence interval from -3.8 to -2.3.
Yearly points:
In 2000, the observed rate was 50.2. The estimated rate was 49.5.
In 2001, the observed rate was 47.0. The estimated rate was 48.5.
In 2002, the observed rate was 47.9. The estimated rate was 47.6.
In 2003, the observed rate was 47.8. The estimated rate was 46.6.
In 2004, the observed rate was 44.7. The estimated rate was 45.7.
In 2005, the observed rate was 45.4. The estimated rate was 44.8.
In 2006, the observed rate was 45.1. The estimated rate was 46.1.
In 2007, the observed rate was 48.6. The estimated rate was 47.4.
In 2008, the observed rate was 49.2. The estimated rate was 48.8.
In 2009, the observed rate was 48.3. The estimated rate was 47.2.
In 2010, the observed rate was 44.9. The estimated rate was 45.8.
In 2011, the observed rate was 41.6. The estimated rate was 44.4.
In 2012, the observed rate was 42.5. The estimated rate was 43.0.
In 2013, the observed rate was 42.4. The estimated rate was 41.7.
In 2014, the observed rate was 40.9. The estimated rate was 40.4.
In 2015, the observed rate was 39.2. The estimated rate was 39.1.
In 2016, the observed rate was 39.3. The estimated rate was 37.9.
In 2017, the observed rate was 37.4. The estimated rate was 36.8.
In 2018, the observed rate was 34.2. The estimated rate was 35.6.

Notes: