Journal of Clinical Gynecology and Obstetrics, ISSN 1927-1271 print, 1927-128X online, Open Access
Article copyright, the authors; Journal compilation copyright, J Clin Gynecol Obstet and Elmer Press Inc
Journal website http://www.jcgo.org

Original Article

Volume 2, Number 1, June 2013, pages 10-14


Clinical Significance of Deliveries With Uterine Fundal Pressure Maneuver at a Single Perinatal Center in Japan

Tables

Table 1. Analysis of Dichotomous Variables of Characteristics and Perinatal Outcomes by Uterine Fundal Pressure Maneuver in Cases Singleton Vertex Delivery
 
Uterine fundal pressure(-)(+)P-valueCrude odds ratio95% confidence interval
Number5,683634
Maternal age ≥ 35 years1,840 (32.4)233 (36.8)0.0261.211.0 - 1.4
Nulliparity2,740 (48.2)524 (82.6)< 0.0015.124.1 - 6.3
Gestational age at delivery
  ≤ 36 weeks317 (5.6)35 (5.5)0.681.080.75 - 1.6
  37 - 40 weeks4,698 (82.7)481 (75.9)Ref.1
  ≥ 41 weeks668 (11.8)118 (18.6)< 0.0011.731.4 - 2.1
Pregnancy induced hypertension265 (4.7)48 (7.6)0.00131.671.2 - 2.3
Gestational diabetes mellitus106 (1.9)16 (2.5)0.251.360.80 - 2.3
Oligohydramnios371 (6.5)64 (10.1)< 0.0011.611.2 - 2.1
Non-reassuring fetal status353 (6.3)214 (33.8)< 0.0017.586.2 - 9.2
Oxytocin use1,008 (17.7)289 (14.0)< 0.0013.893.3 - 4.6
Delivery modes
  Normal delivery5,389 (94.8)287 (45.3)Ref.1
  Vacuum extraction287 (5.1)339 (53.4)< 0.00122.218 - 27
  Foeceps delivery1 (0.0)0 (0)0.820
  Cesarean section6 (0.1)8 (1.3)< 0.00125.08.6 - 73
Shoulder dystocia2 (0.0)0 (0)0.640
Neonatal birth weight
  < 2,500 g574 (10.1)55 (8.7)0.310.860.64 - 1.2
  2,500 - 3,499 g4,546 (80.0)506 (79.8)Ref.1
  ≥ 3,500 g563 (9.9)73 (11.5)0.251.160.90 - 1.5
Apgar score < 7
  at 1 minute59 (1.0)20 (3.2)< 0.0013.101.9 - 5.2
  at 5 minute5 (0.1)1 (0.2)0.591.790.21 - 15
Umbilical artery pH
  < 7.013 (0.2)4 (0.6)0.0642.770.90 - 8.5
  < 7.186 (1.5)27 (4.3)< 0.0012.881.9 - 4.5
Neonatal intensive care units admission231 (4.1)41 (6.5)0.00531.621.2 - 2.3
Postpartum hemorrhage ≥ 1,000 mL345 (6.1)81 (12.8)< 0.0012.271.8 - 2.9
Episiotomy
  None4,057 (71.4)59 (9.3)Ref.1
  Mid-lateral episiotomy1,370 (24.1)553 (87.2)< 0.00127.721 - 37
  Midline episiotomy256 (4.5)22 (3.5)< 0.0015.913.6 - 9.8
Perineal laceration
  Non - second degree5,587 (98.3)591 (93.2)Ref.1
  Third degree82 (1.4)34 (5.4)< 0.0013.912.6 - 5.9
  Forth degree14 (0.2)9 (1.4)< 0.0016.082.6 - 5.9
Cervical laceration75 (1.3)33 (5.2)< 0.0014.112.7 - 14

 

Table 2. Adjusted Odds Ratios and 95% Confidence Intervals Associated With Uterine Fundal Pressure Maneuver Using Logistic Multivariable Regression Analysis
 
P-valueAdjusted odds ratio95% confidence interval
Maternal age ≥ 35 years0.121.150.96 - 1.4
Nulliparity< 0.0012.552.0 - 3.2
Gestational age at delivery ≥ 41 weeks0.131.190.95 - 1.5
Pregnancy induced hypertension0.0811.360.96 - 1.9
Oligohydramnios0.0231.411.1 - 1.9
Non-reassuring fetal status< 0.0014.123.3 - 5.2
Oxytocin use< 0.0011.471.2 - 1.8
Delivery modes
  Vacuum extraction< 0.00110.48.3 - 13
  Cesarean section0.0214.441.1 - 18
Apgar score < 7 at 1 minute0.231.510.77 - 3.0
Umbilical artery pH < 7.10.191.560.80 - 3.1
Neonatal intensive care units admission0.131.330.92 - 1.91
Postpartum hemorrhage ≥ 1,000 mL0.0181.451.1 - 2.0
Episiotomy
  Mid-lateral episiotomy< 0.0017.886.2 - 10
  Midline episiotomy0.161.600.82 - 3.1
Perineal laceration
  Third degree0.00422.101.3 - 3.5
  Forth degree0.0732.660.87 - 8.1
Cervical laceration0.0221.861.1 - 3.2