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Comparison 1 Antenatal care, Outcome 1 Outpatients who required admission.
Figuras y tablas -
Analysis 1.1

Comparison 1 Antenatal care, Outcome 1 Outpatients who required admission.

Comparison 1 Antenatal care, Outcome 2 Inpatients who were required to remain in hospital.
Figuras y tablas -
Analysis 1.2

Comparison 1 Antenatal care, Outcome 2 Inpatients who were required to remain in hospital.

Comparison 1 Antenatal care, Outcome 3 Number of inpatient days (mean).
Figuras y tablas -
Analysis 1.3

Comparison 1 Antenatal care, Outcome 3 Number of inpatient days (mean).

Comparison 2 Onset of labour, Outcome 1 Spontaneous onset.
Figuras y tablas -
Analysis 2.1

Comparison 2 Onset of labour, Outcome 1 Spontaneous onset.

Comparison 2 Onset of labour, Outcome 2 Elective Caesarean section.
Figuras y tablas -
Analysis 2.2

Comparison 2 Onset of labour, Outcome 2 Elective Caesarean section.

Comparison 2 Onset of labour, Outcome 3 Induced labour.
Figuras y tablas -
Analysis 2.3

Comparison 2 Onset of labour, Outcome 3 Induced labour.

Comparison 3 Method of delivery, Outcome 1 Normal vaginal delivery.
Figuras y tablas -
Analysis 3.1

Comparison 3 Method of delivery, Outcome 1 Normal vaginal delivery.

Comparison 3 Method of delivery, Outcome 2 Operative vaginal delivery.
Figuras y tablas -
Analysis 3.2

Comparison 3 Method of delivery, Outcome 2 Operative vaginal delivery.

Comparison 3 Method of delivery, Outcome 3 All Caesarean sections.
Figuras y tablas -
Analysis 3.3

Comparison 3 Method of delivery, Outcome 3 All Caesarean sections.

Comparison 3 Method of delivery, Outcome 4 Emergency Caesarean sections.
Figuras y tablas -
Analysis 3.4

Comparison 3 Method of delivery, Outcome 4 Emergency Caesarean sections.

Comparison 4 Perinatal outcomes, Outcome 1 'Fetal distress'.
Figuras y tablas -
Analysis 4.1

Comparison 4 Perinatal outcomes, Outcome 1 'Fetal distress'.

Comparison 4 Perinatal outcomes, Outcome 2 Abnormal neurological signs.
Figuras y tablas -
Analysis 4.2

Comparison 4 Perinatal outcomes, Outcome 2 Abnormal neurological signs.

Comparison 4 Perinatal outcomes, Outcome 3 Neonatal admission.
Figuras y tablas -
Analysis 4.3

Comparison 4 Perinatal outcomes, Outcome 3 Neonatal admission.

Comparison 4 Perinatal outcomes, Outcome 4 Perinatal mortality (non lethal).
Figuras y tablas -
Analysis 4.4

Comparison 4 Perinatal outcomes, Outcome 4 Perinatal mortality (non lethal).

Comparison 4 Perinatal outcomes, Outcome 5 Abnormal Apgar score.
Figuras y tablas -
Analysis 4.5

Comparison 4 Perinatal outcomes, Outcome 5 Abnormal Apgar score.

Comparison 1. Antenatal care

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Outpatients who required admission Show forest plot

1

300

Peto Odds Ratio (Peto, Fixed, 95% CI)

0.37 [0.17, 0.83]

2 Inpatients who were required to remain in hospital Show forest plot

1

300

Peto Odds Ratio (Peto, Fixed, 95% CI)

0.43 [0.21, 0.89]

3 Number of inpatient days (mean) Show forest plot

1

300

Mean Difference (IV, Fixed, 95% CI)

0.0 [0.0, 0.0]

Figuras y tablas -
Comparison 1. Antenatal care
Comparison 2. Onset of labour

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Spontaneous onset Show forest plot

4

1576

Peto Odds Ratio (Peto, Fixed, 95% CI)

0.89 [0.73, 1.09]

2 Elective Caesarean section Show forest plot

3

1047

Peto Odds Ratio (Peto, Fixed, 95% CI)

1.01 [0.68, 1.50]

3 Induced labour Show forest plot

3

1049

Peto Odds Ratio (Peto, Fixed, 95% CI)

1.09 [0.85, 1.40]

Figuras y tablas -
Comparison 2. Onset of labour
Comparison 3. Method of delivery

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Normal vaginal delivery Show forest plot

3

1279

Peto Odds Ratio (Peto, Fixed, 95% CI)

0.96 [0.77, 1.20]

2 Operative vaginal delivery Show forest plot

3

1279

Peto Odds Ratio (Peto, Fixed, 95% CI)

0.94 [0.71, 1.24]

3 All Caesarean sections Show forest plot

4

1579

Peto Odds Ratio (Peto, Fixed, 95% CI)

1.07 [0.84, 1.36]

4 Emergency Caesarean sections Show forest plot

3

1049

Peto Odds Ratio (Peto, Fixed, 95% CI)

1.27 [0.83, 1.92]

Figuras y tablas -
Comparison 3. Method of delivery
Comparison 4. Perinatal outcomes

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 'Fetal distress' Show forest plot

3

1244

Peto Odds Ratio (Peto, Fixed, 95% CI)

1.27 [0.98, 1.65]

2 Abnormal neurological signs Show forest plot

3

1183

Peto Odds Ratio (Peto, Fixed, 95% CI)

1.00 [0.57, 1.77]

3 Neonatal admission Show forest plot

2

883

Peto Odds Ratio (Peto, Fixed, 95% CI)

1.11 [0.80, 1.54]

4 Perinatal mortality (non lethal) Show forest plot

3

1279

Peto Odds Ratio (Peto, Fixed, 95% CI)

2.65 [0.99, 7.12]

5 Abnormal Apgar score Show forest plot

2

749

Peto Odds Ratio (Peto, Fixed, 95% CI)

0.91 [0.56, 1.47]

Figuras y tablas -
Comparison 4. Perinatal outcomes