Tehran University of Medical Sciences Acta Medica Iranica 0044-6025 34 1-2 1996 06 15 43 45 Shajari H. Sadeghzadeh H. Tamidy Kh. 2015 09 28 Birth weight is an important indicator of child survival. Appropriate and timely care of a newborn specially if he or she is born with low birth weight is important but this is difficult in developing countries since most of the deliveries are conducted at home where adequate facilities to weight a new born does not exist. This study was conducted to find out a surrogate which could efficiently be used for detecting low birth weight babies at birth when no weighing machine is around. A total of 1050 neonates, between 32 and 43 weeks of gestational age were measured with in 24 h of birth to interpret the validity of anthropometric measurements. Low birth weight was observed in 11.6 percent of the neonates. the study showed a significant correlation (P https://acta.tums.ac.ir/index.php/acta/article/view/1690 https://acta.tums.ac.ir/index.php/acta/article/download/1690/1683