intraoperative hypotension
Conditions
Interventions
Group A:Continuous infusion of norepinephrine
Group B:Continuous infusion of dopamine
Group C:Single injection of norepinephrine
Sponsors
Tianjin Medical University General Hospital
Eligibility
Sex/Gender
All
Age
60 Years to 85 Years
Inclusion criteria
Inclusion criteria: (1) Patients >= 60 years; (2) Patients undergoing general anesthesia for elective non-cardiac surgery; (3) The American society of anesthesiologists (ASA) class I - III; (4) In accordance with ethics, patients volunteered to take the test and signed the informed consent.
Exclusion criteria
Exclusion criteria: (1) Severe dementia, language impairment, severe hearing or vision impairment, coma, terminal disease and other conditions can not complete part of the preoperative evaluation; (2) Any cerebrovascular accidents, such as stroke and transient ischemic attack, occurred within 3 months; (3) Acute cardiovascular events, including acute or decompensated heart failure and acute coronary syndrome or echocardiography showing EF or < 12 x 10^9 / L 4 x 10^9/L, or Plasma procalcitonin 2 times more than normal); (10) Use of vasoactive drugs before enrollment; (11) Participated in another clinical trial in the past 6 months.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| postoperative complication; | — |
Secondary
| Measure | Time frame |
|---|---|
| postoperative hospital stay; | — |
Countries
China
Contacts
Public ContactKe-Liang Xie
Tianjin Medical University General Hospital
Outcome results
None listed