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Risk factors for postoperative pulmonary complications (PPCs) after general anesthesia in patients with high altitude acclimatization: a medical records based retrospective study

Risk factors for postoperative pulmonary complications (PPCs) after general anesthesia in patients with high altitude acclimatization: a retrospective study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2100044260
Enrollment
Unknown
Registered
2021-03-12
Start date
2021-03-15
Completion date
Unknown
Last updated
2021-08-30

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

complication of general anesthesia

Interventions

PEEP-group:PEEP>=5 cmH2O
non PEEP-group :Nil

Sponsors

Hospital of Chengdu Office of People's Government of Tibetan Autonomous Region
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Elective, non-cardiac and more than 1hour surgery under endotracheal intubation general anesthesia; 2. Three generations of Tibetan patients living in the Tibetan Plateau (altitude >= 3000 meters); 3. Aged >=18 years; 4. American Society of Anesthesiologists(ASA) I to III.

Exclusion criteria

Exclusion criteria: 1. Surgery requiring single lung ventilation, prone position and lateral position; 2. Hemodynamic instability (mean arterial pressure MAP = 30min within 30 days; 4. History of lung surgery; 5. History of severe lung diseases, including severe obstructive pulmonary disease (chronic obstructive pulmonary disease) COPD), acute exacerbation of COPD, lung infections, bronchial asthma, bronchiectasis, etc; 6. History of thoracic or intrathoracic diseases, including thoracic deformities, mediastinal tumors, chest tumors, etc; 7. New York Heart Association Heart Function, NYHA)III- IV; 8. Female during pregnancy.

Design outcomes

Primary

MeasureTime frame
postoperative pulmonary complications;

Countries

China

Contacts

Public ContactShang Kaixi

Hospital of Chengdu Office of People's Government of Tibetan Autonomous Region

shang_2310@163.com+86 15928855368

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 12, 2026