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Interpretation of Historical Trends Data

Historical Trends (2002-2017)

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

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

Line graph with 16 years and 1 segments
During 2002-2017, the APC1 in the rate of cancer was falling: -1.1 with a 95% confidence interval from -2.0 to -0.2.
Yearly points:
In 2002, the observed rate was 29.9. The estimated rate was 31.2.
In 2003, the observed rate was 31.1. The estimated rate was 30.9.
In 2004, the observed rate was 32.5. The estimated rate was 30.6.
In 2005, the observed rate was 29.1. The estimated rate was 30.2.
In 2006, the observed rate was 27.8. The estimated rate was 29.9.
In 2007, the observed rate was 31.6. The estimated rate was 29.6.
In 2008, the observed rate was 25.6. The estimated rate was 29.3.
In 2009, the observed rate was 32.3. The estimated rate was 28.9.
In 2010, the observed rate was 29.3. The estimated rate was 28.6.
In 2011, the observed rate was 27.1. The estimated rate was 28.3.
In 2012, the observed rate was 27.8. The estimated rate was 28.0.
In 2013, the observed rate was 30.6. The estimated rate was 27.7.
In 2014, the observed rate was 25.9. The estimated rate was 27.4.
In 2015, the observed rate was 28.6. The estimated rate was 27.1.
In 2016, the observed rate was 27.8. The estimated rate was 26.8.
In 2017, the observed rate was 23.2. The estimated rate was 26.5.

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