Table 5.

Comparison of studies

Study	Year	Country	MBW (g)	Mean GA (weeks)
Axer-Siegel et al11	2008	Israel	833.9	26
Lee et al12	2004	Australia	770	25.5
Knight-Nanan and O’Keefe3	1996	Ireland	918	26.77
Al-Otaibi et al13	2012	Saudi Arabia	896.9±33.5*	26.5±3.1*
Dhawan et al14	2008	Indian	882.2±265*	26.4±2.3*
Nguyen15	2007	Vietnam	1,474.4±250.3*	31.82±1.97*
Present study	2014	Vietnam	1,426.40	29.88

Note:

^*Data are presented as mean ± standard deviation.

Abbreviations: GA, gestational age; MBW, mean birth weight.