Umbilical Coiling Index as a Marker of Perinatal Outcome: An Analytical Study

Table 4

Distribution frequencies of the three groups according to the intrapartum factors.

UCI	Spontaneous vaginal delivery (𝑁=735)	Caesarean section (𝑁=93)	𝑃 value
Hypocoiled	78 (10.6%)	15 (16.1%)	0.060
Normocoiled	595 (81.0%)	61 (65.6%)
Hypercoiled	62 (8.4%)	17 (18.3%)	0.001*
UCI	Spontaneous vaginal delivery (𝑁=735)	Instrumental deliveries (𝑁=172)
Hypocoiled	78 (10.6%)	24 (14.0%)	0.188
Normocoiled	595 (81.0%)	127 (73.8%)
Hypercoiled	62 (8.4%)	21 (12.2%)	0.110
UCI	Normal (𝑁=819)	Abnormal FHR (𝑁=181)	𝑃 value
Hypocoiled	83 (10.1%)	34 (18.8%)	<0.001*
Normocoiled	666 (81.3%)	117 (64.6%)
Hypercoiled	70 (8.5%)	30 (16.6%)	<0.001*
UCI	Normal (𝑁=800)	MSL (𝑁=200)	𝑃 value
Hypocoiled	86 (10.8%)	31 (15.5%)	0.020*
Normocoiled	649 (81.1%)	134 (67.0%)
Hypercoiled	65 (8.1%)	30 (16.6%)	<0.001*
UCI	Normal (𝑁=963)	PPH (𝑁=37)	𝑃 value
Hypocoiled	112 (11.6%)	5 (13.5%)	0.396
Normocoiled	760 (78.9%)	23 (62.2%)
Hypercoiled	91 (9.4%)	9 (24.3%)	0.006*