Table 6

Weight-for-age z scores relative to the international growth references for Pakistani primary school children aged five to twelve years

Reference

Weight-for-age z scores


Mean

95% CI

SD

P valuea


Boys (n = 977)


WHO 2007

-0.22b

-0.33 to -0.12

1.44

< 0.001


USCDC 2000

-0.51

-0.59 to -0.42

1.40

< 0.001


Present study

0.00

-0.06 to 0.06

1.00

0.988


Girls (n = 883)


WHO 2007

-0.21c

-0.31 to -0.11

1.34

< 0.001


USCDC 2000

-0.45

-0.53 to -0.36

1.32

< 0.001


Present study

0.00

-0.07 to 0.07

1.00

0.979


Total (n = 1860)


WHO 2007

-0.22

-0.29 to -0.15

1.36

< 0.001


USCDC 2000

-0.48

-0.54 to -0.41

1.39

< 0.001


Present study

0.00

-0.05 to 0.05

1.00

0.983


a P values are for mean difference from zero for weight-for-age z scores (obtained from the study data) relative to the WHO 2007 and USCDC 2000 references, and present study

b n = 747 (boys aged five to ten years) andc n = 699 (girls aged five to ten years) for weight-for-age z scores relative to the WHO 2007 reference

Mushtaq et al. BMC Pediatrics 2012 12:31   doi:10.1186/1471-2431-12-31

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