postoprative delirium
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Age above 60 years, under 90 years, ASA I-III, should be performed in hip operation; Preoperative blood pressure, systolic pressure 24, cultural illiteracy > 26.
Exclusion criteria
Exclusion criteria: 1. Liver and kidney function in patients with severe disorders (AST and / or ALT more than the normal value of 1.5 times of the upper limit, urea nitrogen, creatinine and / or exceeds the upper limit); 2. Long-term use of sedative drugs; 3. The spirit abnormal or other reasons not easily alloy; 4. After be chosen of the patients,who intraoperative severe adverse reaction or accidents.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| delirium;blood pressure;heart rate;oxygen saturation;Bispectral index;end-tidal carbon dioxide partial pressure; | — |