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. Author manuscript; available in PMC: 2013 Jun 13.
Published in final edited form as: Vital Health Stat 2. 2005 Jul;(141):1–16.

Table D.

Percentages of non-Hispanic white and Hispanic women aged 40 years and over by use of mammography within the past 2 years: United States, 1990 and 1998

Mammogram
 No mammogram
Year Non-Hispanic
white
(Nhw)		 Hispanic
(H)		 Simple
difference
(Nhw–H)		 Percent
difference
(Nhw–H)/H
× 100		 Non-Hispanic
white
(Nhw)		 Hispanic
(H)		 Simple
difference
(Nhw–H)		 Percent
difference
(Nhw–H)/H
×100
Percent
 Percent
1990 52.7 45.2 7.5 16.6 47.3 54.8 −7.5 −13.7
1998 68.0 60.2 7.8 13.0 32.0 39.8 −7.8 −19.6
Percent change 129.0 133.2 24.0 3−21.7 1−32.3 1−27.4 24.0 343.1
1

The percent change in the percent is calculated as follows: ((percent in 1998 – percent in 1990)/percent in 1990 × 100)

2

The percent change in the simple difference is calculated as follows: ((simple difference in 1998 – simple difference in 1990)/simple difference in 1990 × 100)

3

The percent change in the percent difference is calculated as follows: ((percent difference in 1998 – percent difference in 1990) / percent difference in 1990 × 100)

SOURCE: National Center for Health Statistics. Health, United States, 2004 With Chartbook on Trends in the Health of Americans. Hyattsville, MD: 2004.