Comparison of Different HES Coload Volumes on the 90% ED of Norepinephrine
Conditions
Interventions
- DRUG: Hydroxyethyl starch coload - 0 ml/kg
- DRUG: Hydroxyethyl starch coload - 5 ml/kg
- DRUG: Hydroxyethyl starch coload - 10 ml/kg
Sponsor
General Hospital of Ningxia Medical University