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LBW, VLBW and ELBW rate according to the variables affecting birth weight
*: p values are based on chi-square test. LBW, low birth weight, less than 2,500 g; VLBW, very low birth weight, less than 1,500 g; ELBW, extremely low birth weight, less than 1,000 g; VD, vaginal delivery; CS, cesarean section.
