National Women's Annual Clinical Report 2010

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3.2 Summary of maternal outcomes 2010 Table 3: Mode of onset of birth Birthing Mothers n=7709 n % Spontaneous onset of labour 4007 52.0 Iatrogenic 3702 48.0 CS elective 1222 15.9 Emergency CS before onset of labour 266 3.5 Induction of labour 2214 28.7 Table 4: Mode of birth Birthing mothers Nullipara Multipara n=7709 n=3650 n=4059 n % n % n % Spontaneous vertex birth 4217 54.7 1650 45.2 2567 63.2 Vaginal breech birth 59 0.8 25 0.7 34 0.8 Operative vaginal birth 942 12.2 752 20.6 190 4.7 Forceps 355 4.6 283 7.8 72 1.8 Ventouse 587 7.6 469 12.8 118 2.9 Caesarean section 2491 32.3 1223 33.5 1268 31.2 CS elective 1226 15.9 383 10.5 843 20.8 CS emergency 1265 16.4 840 23.0 425 10.5 80 % Spontaneous vertex Vaginal breech 70 Forceps/ ventouse Caesarean 60 50 40 30 20 10 0 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 Figure 2: Mode of birth (1998-2010) 22
Table 5: Maternal postpartum outcomes Birthing mothers n % PPH >1000mls 7709 695 9.0 SVB 4276 219 5.1 Instrumental vaginal birth 942 84 8.9 Caesarean section 2491 392 15.7 Episiotomy among vaginal births 5218 1252 24.0 Third/ fourth degree tears among vaginal births 5218 120 2.3 Postpartum blood transfusions 7709 190 2.5 Infant Feeding at discharge from NW facility (excludes babies admitted to NICU) Exclusive breastfeeding 6971 5736 82.3 Fully breastfeeding 6971 260 3.7 Partial breastfeeding 6971 755 10.8 Artificial feeding 6971 190 2.7 3.2.1 Maternal deaths In 2010 there were no maternal deaths of women who birthed at National Women’s. 3.3 Summary of neonatal outcomes 2010 Table 6: Neonatal outcomes among babies born at National Women’s in 2010 Babies born n=7866 n % Gender* Male 4013 51.0 Female 3852 49.0 Preterm birth 792 10.1 20-27 weeks 124 1.6 28-31 weeks 121 1.5 32-36 weeks 547 7.0 Term birth 7073 89.9 37-41 weeks 6940 88.2 42+ weeks 133 1.7 Apgar at 5 min
Page 1 and 2: National Women’s Annual Clinical
Page 3 and 4: It is my pleasure to present the 20
Page 5 and 6: 7 LABOUR AND BIRTH OUTCOMES .......
Page 7 and 8: Table 50: Neonatal outcomes followi
Page 9 and 10: Table 153: Preterm birth and matern
Page 11 and 12: Table 258: Perinatal mortality rate
Page 13 and 14: Figure 53: Mode of birth (1991-2010
Page 15: Chapter 1 INTRODUCTION 1
Page 18 and 19: Chapter 8: Postnatal care This chap
Page 20 and 21: 1.5.3 Gynaecologic data quality As
Page 23 and 24: 2 SERVICE PROVISION 2.1 Maternity s
Page 25 and 26: 2.2.4 Antenatal and Postnatal Wards
Page 27 and 28: The service has access to the ACH L
Page 29 and 30: 2.5.3 University Links There are cl
Page 31 and 32: Reportable events All incidents (mi
Page 33: Chaptern 3 SUMMARY STATISTICS 19
Page 38 and 39: Rate Table 7: Perinatal related mor
Page 40 and 41: Maternal indicator Caesarean sectio
Page 42 and 43: 50 45 40 35 30 25 20 15 10 5 0 % Ep
Page 45 and 46: 4 MATERNAL DEMOGRAPHY This chapter
Page 47 and 48: 4.2.2 Maternal ethnicity When more
Page 49 and 50: % 60 50 40 30 20 10 0 NZ European M
Page 51 and 52: 4.5 Body mass index Thirty five per
Page 53 and 54: % 100 80 60 40 20 0 European Maori
Page 55: Women booked with a private obstetr
Page 59 and 60: 5 ANTENATAL COMPLICATIONS This chap
Page 61 and 62: Ethnic differences in rates of pret
Page 63 and 64: of women under 20 with SGA babies s
Page 65 and 66: Perinatal deaths in term SGA infant
Page 67 and 68: The rate of multiple pregnancy rema
Page 69 and 70: Summary / Implications Multiple pre
Page 71 and 72: 5.4.1 Demographic characteristics o
Page 73 and 74: 5.4.5 Perinatal losses Diabetes Per
Page 75 and 76: A confirmed placental abruption is
Page 77 and 78: 70 60 50 40 30 20 10 0 % Gestationa
Page 79 and 80: 5.7 Body Mass Index Methods BMI is
Page 81 and 82: % European Maori Pacific Other Asia
Page 83 and 84: 50 45 40 35 30 25 20 15 10 5 0 % Eu
Page 85 and 86: 16 % 40 14 12 10 8 6 4 2 0 Iatrogen
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Table 38: Mothers with babies diagn
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6 LABOUR AND BIRTH This chapter inc
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Table 39: Maternal demographic char
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Table 40: Gestation at birth among
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Women given syntocinon prior to 3 c
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70 60 50 40 30 20 10 0 % NZ Europea
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6.5 Caesarean section WHA Maternity
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Caesarean section rate 60 50 40 30
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Sixty percent of para 1 women with
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6.6 Instrumental vaginal birth WHA
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Table 52: Neonatal outcomes followi
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6.10 Obstetric analgesia WHA Matern
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Table 56: GA use and mode of birth
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Table 58: Interventions and outcome
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Chaptern 7 LABOUR and BIRTH OUTCOME
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7 LABOUR and BIRTH OUTCOMES This ch
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7.2 Third stage management Methods:
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Table 61: Postpartum haemorrhage ra
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7.4 Emergency peripartum hysterecto
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Chaptern 8 POSTNATAL CARE 113
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8 POSTNATAL CARE This chapter provi
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% 90 85 80 75 70 65 60 55 50 45 40
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8.2 Postnatal admissions Methods Pr
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Table 70: Reason for admission to N
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Chaptern 9 NEWBORN SERVICES 123
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9 NEWBORN SERVICES This chapter pro
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9.2 NICU occupancy For 2010 the ver
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Number 700 600 500 400 300 200 100
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9.3.4 Reasons for admission to NICU
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9.4.3 Intraventricular haemorrhage
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246 for 2010. This number is higher
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9.4.8 Trends in the use of assisted
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9.4.10 Positive pressure ventilatio
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9.4.12 Term/post-term infants on as
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9.5.2 Survival of inborn babies (23
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20% 18% 16% 14% 12% 10% 8% 6% 4% AN
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9.5.10 Postnatal corticosteroids (A
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express milk for many weeks before
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9.9 Child Development Unit 9.9.1 Fo
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9.9.2 Development at 4 years of chi
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Chapter 10 PERINATAL MORTALITY 155
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10 PERINATAL MORTALITY This chapter
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Table 87: Perinatal related loss an
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10.5 Causes of perinatal-related de
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Chapter 11 SEVERE MATERNAL MORBIDIT
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11 SEVERE MATERNAL MORBIDITY This c
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Chapter 12 GYNAECOLOGY 167
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12 GYNAECOLOGY This chapter provide
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12.2 Termination of pregnancy Epsom
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12.3 Second trimester Termination o
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12.4 Gynaecology inpatient surgery
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Table 101: Demographic details of w
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ACHS Gynaecology Indicators: Injury
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12.5 Gynaecologic laparoscopic proc
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12.6 Hysterectomy Methods See Gynae
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% 80 70 60 50 40 30 20 10 0 Abdomin
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12.7 Urogynaecology Methods As in p
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Table 113: Complications of surgery
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12.8 Colposcopy Methods: The data p
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Referral smear cytology Table 117:
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The number of treatments and percen
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Number of patients 4.5 4 3.5 3 2.5
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12.9 Gynaecologic oncology surgical
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11.9.2 Gynaecologic oncology surger
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203
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Antenatal Summary screen; Reason fo
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Postnatal Mothers Destination to Wa
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APPENDIX 2. SUMMARY STATISTICS Tabl
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Table 135: Time trends in nullipari
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Table 141: Rates of smoking at book
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Table 149: LMC at birth and materna
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APPENDIX 4. ANTENATAL COMPLICATIONS
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Table 157: Demographic characterist
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4.4 Hypertensive disease Table 160:
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Table 164: LMC at birth and BMI (20
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APPENDIX 5. LABOUR AND BIRTH 5.1 In
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5.2 Outcomes following induction Ta
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Table 180: Mode of birth by LMC at
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5.5 Operative births Table 189: Pri
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Table 196: Referral for ECV (women
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APPENDIX 6. LABOUR and BIRTH OUTCOM
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APPENDIX 7. POSTNATAL CARE 7.1 Infa
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Table 213: Maternal destination fol
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Table 220: Admissions of inborn bab
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Table 224: Admissions of outborn ba
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8.2.5 Antenatal corticosteroids Tab
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8.3.2 Intraventricular haemorrhage
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8.4.1 Survival Table 240: Numbers o
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8.5.4 Patent Ductus Arteriosus Tabl
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Table 252: Inborn babies receiving
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APPENDIX 9. PERINATAL MORTALITY Tab
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Table 260: Cause of perinatal-relat
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10.2 Gynaecology Inpatient Surgery
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APPENDIX 11. GLOSSARY OF ABBREVIATI
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APPENDIX 12. DEFINITIONS Antepartum
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Lead Maternity Carer (LMC) The Lead
Page 281:
Standard primipara A woman with no
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National Women's Annual Clinical Report 2010

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