International dating standards in early pregnancy: table of centiles of gestational age in weeks and days based on crown-rump length in millimetres

International dating standards in early pregnancy: table of centiles of gestational age in weeks and days based on crown-rump length in millimetres

Usage

gestage_crl

Format

A tibble with 810 rows and 4 columns:

crl

Crown-rump length in millimetres

centile

Centile (3rd, 10th, 50th, 90th, 97th)

unit

Time unit for age value (week or day)

age

Age value

Source

Napolitano R, Dhami J, Ohuma EO, Ioannou C, Conde-Agudelo A, Kennedy SH et al. Pregnancy dating by fetal crown-rump length: a systematic review of charts. BJOG 2014, 121(5):556-5.

Examples

gestage_crl
#> # A tibble: 810 × 4
#>    crl   centile unit  age  
#>    <chr> <chr>   <chr> <chr>
#>  1 15    3rd     week  7    
#>  2 15    3rd     day   5    
#>  3 15    10th    week  7    
#>  4 15    10th    day   6    
#>  5 15    50th    week  8    
#>  6 15    50th    day   3    
#>  7 15    90th    week  8    
#>  8 15    90th    day   6    
#>  9 15    97th    week  9    
#> 10 15    97th    day   1    
#> # … with 800 more rows