Intraoperative fluid management
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Access to informed consent; 2. Patients older than 60 years old with elective abdominal surgery (gastric cancer, colon cancer, rectal cancer) resection; 3. American Society of Anesthesiologists (ASA) grades II to III.
Exclusion criteria
Exclusion criteria: 1. Aortic valve insufficiency; 2. Weight less than 40 kg; 3. Atrial fibrillation, frequent early or early morning, patients with temporary or permanent pacemaker installation.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Average length of stay in hospital after surgery; | — |
Secondary
| Measure | Time frame |
|---|---|
| Extubation time;rate of nausea and vomiting;the time with stitches;Rehospitalization rate 30 days after operation; | — |
Countries
China
Contacts
First Affiliated Hospital of Xian Jiaotong University