Skip to main content

Table 2 Individual and household characteristics of the four groups with birth defects extracted from the NHIS (1994/1995)

From: Feasibility of identifying families for genetic studies of birth defects using the National Health Interview Survey

 

Single Non-Familial n(% of total)

Multiple Non-familial n(% of total)

Single Familial n(% of total)

Multiple Familial n(% of total)

Individual Characteristics

    

   Total Number of Individuals

1,083

55

113

16

   Mean age

33.7

28.3

26.0

29.8

   Males

489 (45.2)

27 (49.1)

51 (45.1)

5 (31.3)

   Ethnicity

    

Caucasian

907 (83.8)

46 (83.6)

90 (79.7)

12 (75.0)

African-American

117 (10.8)

2 (3.6)

6 (5.3)

4 (25.0)

Other

48 (4.4)

7 (12.7)

17 (15.0)

0

Household Characteristics

    

   Total Number of Households

1,083

55

54

8

   Mean Family Size

3.5

3.5

4.35

4.0

   Income

    

<$10,000

77 (7.1)

3 (5.5)

6 (11.1)

2 (25.0)

$10,000 to <$20,000

194 (18.0)

10 (18.2)

8 (14.8)

1 (12.5)

$20,000 to <$30,000

169 (15.7)

9 (16.4)

9 (16.7)

2 (25.0)

$30,000 to <$40,000

129 (12.0)

6 (10.9)

12 (22.2)

2 (25.0)

$40,000 to <$50,000

113 (10.5)

5 (9.1)

4 (7.4)

0

$50,000 +

262 (24.3)

15 (27.3)

13 (24.1)

1 (12.5)

Below NHIS poverty threshold*

140 (12.9)

7 (12.7)

9 (16.7)

2 (25.0)

   Highest Education of Responsible Adult Family Member

    

1 – 8 years (elementary)

34 (3.1)

1 (1.8)

2 (3.7)

1 (12.5)

9 – 11 years (high school)

89 (8.2)

1 (1.8)

6 (11.1)

2 (25.0)

12 years (high school graduate)

351 (32.4)

17 (30.9)

19 (35.2)

3 (37.5)

1 – 3 years (college)

281 (26.0)

16 (29.1)

12 (22.2)

0

4 years (college graduate)

177 (16.3)

7 (12.7)

9 (16.7)

0

5 + (post-college)

148 (13.7)

12 (21.8)

6 (11.1)

2 (25.0)

   Region of Residence

    

Northeast

212 (19.6)

9 (16.4)

10 (18.5)

3 (37.5)

Midwest

218 (20.1)

18 (32.7)

15 (27.8)

3 (37.5)

South

388 (35.8)

15 (27.3)

14 (25.9)

2 (25.0)

West

265 (24.5)

13 (23.6)

15 (27.8)

0

  1. *NHIS poverty levels for 1994 and 1995 are based on family size, number of children below 18 years of age, and family income using the 1993 and 1994 poverty levels derived from the August 1994 and 1995 Current Population Surveys.