Perioperative medicine & outcomes
Surgery in patients aged ≥ 80 years: mortality and recovery in a nationwide cohort study*
Authors' conclusion
Older adults, especially those aged ≥ 90 y, experience high mortality and significant challenges in postoperative recovery after acute surgeries. Elective surgeries are associated with lower short-term mortality
Study context
- Population
- Patients aged ≥ 80 y undergoing surgery in Sweden, January 2019 to March 2023 (Swedish Perioperative Register)
- Participants
- 118,359 patients
- Exposure
- Elective vs acute surgery; age categories
- Electiven = 54,320reference
- Acuten = 64,039
- Outcome
- All-cause mortality
- Follow-up
- 30 days
Methodological detailsregistry-based
- Registry-based
Main finding
As reported in the abstract
30-day mortality
Observational data: associations, not effects.
Secondary outcomes
Mortality by age (subgroup)
- Mortality increased significantly with age, particularly ≥ 90 y vs 80-84 y
DAH at 30 and 90 days
- Significantly lower for acute surgery patients
Original publication
Surgery in patients aged ≥ 80 years: mortality and recovery in a nationwide cohort study*. Anaesthesia. Published 12 March 2025. doi:10.
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