Sentence examples for birth data were available from inspiring English sources

Only children aged 1 4 years for whom date of birth data were available were included in the analyses.

Seventy-five women were excluded for reasons detailed elsewhere (Engel et al. 2007), including extreme prematurity; the final cohort was 404 women for whom birth data were available.

Of the 418 infants recruited at birth, data were available for 376 at 6.5 years of age (Vreugdenhil et al. 2002).

Birth data were available for 1109 (51%) in the Routine iron group and for 1149 (54%) in the Selective iron group.

About 40% of the delivery data were missed when using the original data collection method and the interim birth data were available for 1109 (51%) in the Routine iron group and for 1149 (54% of women) in the Selective iron group.

Since monthly birth data were available only for 1901 30, the monthly average number of births for this period was calculated and then multiplied by 31 920 (the total number of registered births during 1903 1950) and divided by 25 757 (the total number of registered births during 1903 1930).

1Although place of birth data is available for five year intervals during 1950 2000, it is not for later years.

Birth data was available on 191 of these and 18 were lost to follow-up.

In this report, IL cases were included whenever birth weight data were available.

Birth weight data were available from the BHP surveillance database for 29%.

These years were chosen to most closely match the exposure years for which birth outcome data were available.