Birth weight standards in the live-born population in Israel.

Background: Lacking curves of "intrauterine" growth, most birthing centers in Israel use United States or Canadian based curves as standards.

Objective: To establish population-based standards of birth weight of live-born infants in Israel.

Methods: Data on birth weight and gestational age were obtained from the registries of the Israel Ministry of Health and Ministry of the Interior, During the 9 year study period there were 1,074,122 infants delivered in Israel; 787,710 (73%) were included in this analysis.