|
Confounders
|
Data source
¥
|
Denominator (N)∞ |
N complete
|
%
|
Risk to study
|
| Parity |
Maternity dataset |
All women giving birth 01/01/2015–31/03/2019 (24,068) |
24,068 |
100 |
Low |
| Age |
Maternity dataset |
All women giving birth 01/01/2015–31/03/2019 (24,068) |
24,068 |
100 |
Low |
| Gestation at delivery |
Maternity dataset |
All women giving birth 01/01/2015–31/03/2019 (24,068) |
23,961 |
99.6 |
Low |
|
Outcomes
|
Data source
¥
|
Denominator (N)∞ |
N complete
|
%
|
Risk to study
|
|
Maternal primary outcome
|
| Perineal trauma, including OASI |
Maternity dataset |
All women giving birth 01/01/2015–31/03/2019 (24,068) |
24,044 |
99.9 |
Low |
|
Neonatal primary outcome composite
|
| Birth outcome live birth/stillbirth or neonatal death without admission to NNU |
Maternity dataset |
All babies born 01/01/2015–31/03/2019 (24,416) |
24,415 |
99.9 |
Low |
| Neonatal death following admission to NNU Yes/No |
Neonatal Dataset |
Babies admitted to NNU 02/01/2019–31/03/2019 (48) |
48 |
100 |
Low |
| Respiratory support provided in NNU Yes/No |
Neonatal Dataset |
Babies admitted to NNU 02/01/2019–31/03/2019 (48) |
48 |
100 |
Low |
| Intravenous antibiotic administration within 48 hours of birth provided in NNU Yes / No |
Neonatal Dataset |
Babies admitted to NNU 02/01/2019–31/03/2019 (48) |
47 |
99 |
|
| Intravenous antibiotic administration within 48 hours of birth provided on Postnatal ward. (Completion indicated antibiotic administration) |
Maternity dataset enhanced period |
Babies born 02/01/2019–31/03/2019 (1,276) |
87 |
100 |
|
|
Selected secondary outcomes
|
| Duration of Intravenous antibiotic administration within 48 hours of birth provided on Postnatal ward |
Maternity dataset enhanced period |
Babies born 02/01/2019–31/03/2019 who received antibiotics on the postnatal ward (87) |
87 |
100 |
Low |
| C Reactive Protein levels and blood culture results for babies receiving antibiotics on the postnatal ward |
Maternity dataset enhanced period |
Babies born 02/01/2019–31/03/2019 who received antibiotics on the postnatal ward (87) |
21 |
24.1 |
Moderate |
| Blood loss at birth |
Maternity dataset |
All women giving birth 01/01/2015–31/03/2019 (24,068)) |
24,046 |
99.9 |
Low |
