Bhagwanjee 1990.
Study characteristics | ||
Methods | RCT | |
Participants | 24 women Inclusion criteria: healthy, term parturients undergoing elective CS. Exclusion criteria: placental dysfunction, intrauterine growth retardation, abnormal fetal presentation, weight more than 90 kg Setting: South Africa |
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Interventions |
Lower limb compression versus control Group 1: legs wrapped with 10 cm Esmarch bandages from ankle to mid‐thigh immediately following spinal with preservation of pedal pulses Group 2: control All women received standardised IV preload with plasmalyte followed by a standardised spinal anaesthetic technique and dose |
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Outcomes |
Maternal: hypotension; spinal to birth time; uterine incision to birth time Neonatal: Apgar scores (minus colour) at 2 min and 5 min; umbilical arterial and venous blood gas oxygen tension and saturation |
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Notes | Hypotension defined as SBP < 100 mmHg or less than 80% baseline | |
Risk of bias | ||
Bias | Authors' judgement | Support for judgement |
Random sequence generation (selection bias) | Unclear risk | Not reported |
Allocation concealment (selection bias) | Unclear risk | Not reported |
Blinding of participants and personnel (performance bias) All outcomes | High risk | Blinding not reported – unlikely due to nature of intervention (leg wrapping) |
Blinding of outcome assessment (detection bias) All outcomes | Unclear risk | As above |
Incomplete outcome data (attrition bias) All outcomes | Unclear risk | Losses to follow‐up: not reported |
Selective reporting (reporting bias) | Low risk | Most expected outcomes reported |
Other bias | Low risk | Similar baseline characteristics. None apparent |