TABLE F-5 Serum α-Carotene (µg/dL) of Persons Aged 4 Years and Older: Mean and Selected Percentiles, United States, NHANES III, 1988–1994

Sexa and Age, y

Number of Persons Examined

Selected Percentiles

Mean

1st

5th

Both sexes, 4–8

2,826

4.26

0.90

1.10

Standard error

 

0.12

0.03

0.07

M, 9–13

1,062

4.08

0.92

1.09

Standard error

 

0.34

0.03

0.06

M, 14–18

805

2.81

0.67

0.88

Standard error

 

0.17

0.02

0.01

M, 19–30

1,747

3.23

0.90

0.99

Standard error

 

0.14

0.01

0.06

M, 31–50

2,342

4.34

0.92

1.03

Standard error

 

0.18

0.01

0.04

M, 51–70

1,856

4.75

0.93

1.05

Standard error

 

0.14

0.01

0.04

M, 71+

1,175

4.79

0.96

1.12

Standard error

 

0.15

0.02

0.02

F, 9–13

1,087

3.66

0.60

1.00

Standard error

 

0.17

0.02

0.03

F, 14–18

626

3.12

0.90

0.99

Standard error

 

0.2

0.01

0.03

F, 19–30

996

3.44

0.65

0.89

Standard error

 

0.20

0.03

0.01

F, 31–50

2,375

5.37

0.70

1.10

Standard error

 

0.21

0.03

0.04

F, 51–70

1,938

6.01

1.00

1.20

Standard error

 

0.22

0.02

0.03

F, 71+

1,279

6.38

1.00

1.50

Standard error

 

0.20

0.02

0.08

Pregnant

186

4.47

0.57

1.09

Standard error

 

0.45

0.73

0.56

Lactating

90

5.99

0.90

1.70

Standard error

 

0.52

0.29

0.37

All individuals

20,114

4.59

0.60

1.00

Standard error

 

0.1

0.02

0.03

All individuals (+P/L)

20,386

4.59

0.60

1.00

Standard error

 

0.1

0.02

0.03

a M = male, F = female.

SOURCE: Iowa State University Department of Statistics, 1999.



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