Table 16D
2011 Pregnancy Nutrition Surveillance (1)
Nation
Summary of Trends in Maternal Health Indicators

Summary of Trends in Maternal Health Indicators (2)
Prepregnancy BMI (3)
Year

Number Included
in Analysis

Underweight
%

Overweight
%
2011 953,682 4.5

53.7
2010 1,106,370 4.5

53.4
2009 1,226,875 4.5

52.9
2008 1,225,236 4.7

52.2
2007 1,174,620 4.7

51.3
2006 1,079,529 4.8

50.5
2005 800,470 5.0

50.7
2004 792,024 5.2

49.9
2003 697,032 5.3

49.6
2002 658,273 5.7

48.7
2001 667,876 5.9

48.0
2000 682,995 6.2

46.9
1999 626,160 6.4

46.3
1998 555,492 6.6

45.2
1997 482,952 6.8

44.1
1996 429,581 7.4

42.3
1995 436,106 7.6

41.2
1994 299,802 7.4

40.9
1993 240,410 8.1

38.9
1992 296,395 7.8

38.8
1991 178,456 9.0

36.7
1990 203,989 9.3

36.1
1989 217,654 9.0

36.0
1988 104,858 9.5

35.6
1987 97,794 9.6

34.6
1986 71,341 9.7

33.1
1985 64,837 9.8

32.6
1984 76,745 10.1

31.7
1983 30,748 9.7

29.7

Weight Gain (4)
Year

Number Included
in Analysis

< Ideal
%

> Ideal
%
2011 718,099 21.0

48.0
2010 835,927 21.5

48.0
2009 917,032 21.2

48.2
2008 963,520 21.4

48.3
2007 920,893 21.4

48.6
2006 870,778 21.3

48.8
2005 660,824 22.2

48.9
2004 641,639 22.1

49.1
2003 593,956 21.7

49.6
2002 551,422 22.2

49.0
2001 555,294 22.4

48.6
2000 554,674 22.4

48.3
1999 504,916 24.8

46.5
1998 481,647 29.5

42.4
1997 410,736 30.9

40.8
1996 357,233 28.6

42.3
1995 363,661 27.6

42.6
1994 257,148 24.6

43.9
1993 208,368 28.6

40.3
1992 167,590 31.1

39.2
1991 110,400 29.3

41.0
1990 118,301 30.6

40.6
1989 104,119 32.1

36.9
1988 17,681 33.0

37.4
1987 0 *

*
1986 0 *

*
1985 0 *

*
1984 0 *

*
1983 0 *

*

Anemia (Low Hb/Hct) (5)
Year

3rd Trimester Number
Included in Analysis

3rd Trimester
%

Postpartum Number
Included in Analysis

Postpartum
%
2011 142,563 33.8 282,614 28.3
2010 164,201 33.9 346,981 28.1
2009 189,944 33.9 412,633 28.8
2008 187,077 33.9 417,631 29.6
2007 180,198 33.5 414,771 29.8
2006 161,684 32.2 359,268 29.2
2005 125,185 31.2 278,272 29.4
2004 128,870 30.8 263,784 28.8
2003 102,837 30.6 260,650 29.4
2002 102,684 31.3 243,271 28.2
2001 97,910 29.4 253,283 29.2
2000 110,322 29.7 262,307 28.0
1999 99,312 29.9 245,079 27.1
1998 84,916 29.3 226,374 27.4
1997 80,380 28.1 203,395 26.5
1996 64,317 27.5 179,275 26.0
1995 65,267 30.2 194,313 30.8
1994 49,675 28.8 81,101 33.8
1993 45,249 25.9 94,668 30.5
1992 72,352 26.5 97,895 28.2
1991 58,562 29.5 95,789 26.9
1990 66,735 29.8 128,660 29.8
1989 56,952 30.5 110,334 29.7
1988 31,911 29.8 50,181 29.1
1987 27,379 29.5 54,324 27.4
1986 22,013 29.1 41,366 27.4
1985 21,031 28.3 39,242 25.5
1984 24,115 29.5 45,248 29.6
1983 10,064 26.5 17,933 30.8
(1) Reporting period is January 1 through December 31.
(2) Excludes records with unknown data or errors.
(3) Based on 2009 IOM report, "Weight Gain During Pregnancy": underweight (BMI <18.5), normal weight (BMI 18.5 to 24.9), overweight (BMI 25.0 to 29.9), obese (BMI >30.0).
(4) Based on 2009 IOM report, "Weight Gain During Pregnancy": underweight during pregnancy (ideal weight gain = 28 to 40 pounds), normal weight prepregnancy
 (ideal weight gain = 25 to 35 pounds), overweight prepregnancy (ideal weight gain = 15 to 25 pounds), obese prepregnancy (ideal weight gain = 11 to 20 pounds).
(5) Based on 1990 CDC MMWR, "Recommendations to Prevent and Control Iron Deficiency in the United States"; adjusted for altitude and smoking.
* Percentages are not calculated if <100 records are available for analysis after exclusions.