International fetal growth standards: table of z-scores of estimated fetal weight based on gestation age in exact weeks

International fetal growth standards: table of z-scores of estimated fetal weight based on gestation age in exact weeks

Usage

efw_gestage_sd

Format

A tibble with 189 rows and 3 columns:

gestage

Gestational age in exact weeks

sd

z-scores (-3SD, -2SD, -1SD, 0, 1SD, 2SD, 3SD)

efw

Estimated fetal weight in grams

Source

Papageorghiou AT, Ohuma EO, Altman DG, Todros T, Cheikh Ismail L, Lambert A et al. International standards for fetal growth based on serial ultrasound measurements: the Fetal Growth Longitudinal Study of the INTERGROWTH-21st Project. Lancet 2014, 384(9946):869-79.

Examples

efw_gestage_sd
#> # A tibble: 133 × 3
#>    gestage sd    efw  
#>  * <chr>   <chr> <chr>
#>  1 22      -3SD  433  
#>  2 22      -2SD  460  
#>  3 22      -1SD  490  
#>  4 22      0     525  
#>  5 22      1SD   565  
#>  6 22      2SD   614  
#>  7 22      3SD   671  
#>  8 23      -3SD  479  
#>  9 23      -2SD  511  
#> 10 23      -1SD  549  
#> # … with 123 more rows