Postpartum Flashcards
Overall incidence of OASIS
2.9%
Incidence of OASIS in nullipara
6%
Incidence of OASIS in multipara
1.7%
How many patients are asymptomatic of OASIS by 12 months
60-80%
What is the recurrence rate of OASIS
5.7%
What suture type is ideal for anorectal mucosa
Vicryl 3-0 (polyglactin)
- less reaction compared to PDS
- quick absorption
What are the top 6 risk factors for OASIS
- previous OASIS
- nulliparity
- forceps without episiotomy
- OP position
- birth weight >4kg
- Asian race
What is classified as a prolonged third stage
- 30mins for active management
- 60mins for physiological
Incidence of OASIS without episiotomy
22.7%
Incidence of OASIS with episiotomy
6%
Incidence of early onset GBS
0.5: 1000 births
Incidence in term infants with no risk factors
0.2:1000
Risk of EOGBS If GBS in previous pregnancy
1:800
Current pregnancy 1:400
Risk of EOGBS of intrapartum fever
5: 1000
Incidence of clinically significant puerperal haematomas
1:700