preoperative anxiety
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: (1) Patients undergoing selective surgery for non-lactation mastitis; (2) 18-65 years old; (3) 18kg/m2=BMI (body mass index) =30kg/m2; (4) ASA (American Society of Anesthesiologists) grades I-II.
Exclusion criteria
Exclusion criteria: (1) patients with severe cardiac, pulmonary, liver and renal dysfunction; (2) patients with severe central nervous system diseases or severe mental diseases; (3) patients who are using sedatives or hypnotics before surgery; (4) people who are addicted to or dependent on opioids; (5) patients with a history of alcoholism; (6) participating in other clinical trials within the last 4 weeks; (7) patients who refuse to participate in this clinical trial; (8) pregnant or lactating women, and those with positive urine pregnancy test; (9) patients with other special conditions not suitable for this study, ____________________________________________.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| preoperative anxiety scale; | — |
Secondary
| Measure | Time frame |
|---|---|
| vital signs;Salivary cortisol;Postoperative pain scale(VAS)); | — |
Countries
China