PT postterm
GA gestational age
US ultrasound
LMP last menstrual period
BMI body mass index
SB stillbirth
IUGR intrauterine growth restriction
PNM perinatal mortality
BW birth weight
NNM neonatal mortality
SGA small for gestational age
NICU neonatal intensive care unit
MAS meconium aspiration syndrome
CS cesarean section
CRL crown rump length
BPD biparietal diameter
FL femur length
RCT randomized controlled trial
SR systematic review
NNT number needed to treat
CTG cardiotocography
NST non-stress test
AF amniotic fluid
AFI amniotic fluid index
EDD expected date of delivery
IVF in-vitro fertilization