Table 1.

Demographic characteristics of the participants

Variables	Mean $\pm$ SD	Min	Max
Age (yr)	31.53 $\pm$ 4.91	21	42
Amniotic fluid index	13.06 $\pm$ 4.38	4	30
Umbilical artery pulsatility index	0.91 $\pm$ 0.19	0.45	1.25
Middle cerebral artery pulsatility index	1.59 $\pm$ 0.44	0.85	2.82
Cerebroplacental ratio	1.83 $\pm$ 0.64	0.83	3.82
SD: Standard deviation, Min: Minimum, Max: Maximum