Modified BPS consists of :
Modified biophysical score consists of NST or vibroacoustic non stress test and estimation of amniotic fluid volume using AFI. It takes 10 minutes to perform the score and is used as screening test. Ref: Williams Obs 24e pg 342-344.
NST with AFI
NST with fetal breathing
NST with fetal movement
NST with fetal tone
General obstetrics