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Sex/Age Categorya

Number of Persons Examined

Mean

Percentile

1st

5th

F 9 to 13 y

560

0.83

0.34

0.44

Standard error

 

0.03

0.02

0.02

F 14 to 18 y

436

0.78

0.26

0.36

Standard error

 

0.04

0.02

0.02

F 19 to 30 y

760

0.87

0.30

0.40

Standard error

 

0.03

0.02

0.02

F 31 to 50 y

1,614

1.00

0.31

0.44

Standard error

 

0.02

0.01

0.01

F 51 to 70 y

1,539

1.11

0.32

0.46

Standard error

 

0.02

0.01

0.01

F 71+ y

623

0.98

0.27

0.39

Standard error

 

0.03

0.02

0.02

F Pregnant

70

1.16

0.37

0.52

Standard error

 

0.09

0.06

0.07

F Lactating

41

1.39

0.38

0.55

Standard error

 

0.16

0.10

0.12

All Individuals

15,156

1.06

0.28

0.41

Standard error

 

0.01

0.00

0.00

All Indiv (+P/L)

15,267

1.06

0.28

0.41

Standard error

 

0.01

0.00

0.00

NOTE: Estimates were obtained using C-SIDE v1.02 (C-SIDE courtesy of Iowa State University Statistical Laboratory, Iowa State University). Standard errors were estimated via jackknife replication. Each standard error has 43 degrees of freedom.

a M = male, F = female, P/L = pregnant and lactating.

SOURCE: C. Rainey, Nutrition Research Group, and A. Carriquiry, Iowa State University, 1999.



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