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Correlation between perioperative data and postoperative complications and length of hospital stay

Associations of perioperative factors with postoperative complications and hospital length of stay: a nationwide cohort study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
CRIS
Registry ID
KCT0011497
Enrollment
1000000
Registered
2026-01-20
Start date
2025-08-01
Completion date
Unknown
Last updated
2026-01-27

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

Conditions

None listed

Interventions

None listed

Sponsors

Asan Medical Center
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients with surgery based on the surgery status variable (OPERTN_YN=9)

Exclusion criteria

Exclusion criteria: Patients with missing key variables: Missing demographic data; Incomplete laboratory results; Incomplete lifestyle survey

Design outcomes

Primary

MeasureTime frame
Postoperative major adverse cardiac and cerebrovascular events—

Secondary

MeasureTime frame
Postoperative mortality;Postoperative pneumonia;Postoperative length of hospital stay—

Countries

Korea, Republic of

Contacts

Public ContactJi-Hoon Sim

Asan Medical Center

jihoon_sim@amc.seoul.kr+82-2-3010-3877

Outcome results

None listed

Source: CRIS (via WHO ICTRP) · Data processed: Feb 4, 2026