Diaphragm Echodensity Correlates with the Incidence of Postoperative Pulmonary Complications in Patients after Abdominal Surgery: An Observational Study

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2100049477

Enrollment

Unknown

Registered

2021-08-02

Start date

2021-08-02

Completion date

Unknown

Last updated

2022-04-19

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

Conditions

Postoperative pulmonary complications in patients undergoing abdominal surgery

Interventions

PPCs:none

non-PPCs:none

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Patients receiving invasive mechanical ventilation after abdominal surgery; 2. Age > 18.

Exclusion criteria

Exclusion criteria: 1. Patients whose diaphragm images could not be collected; 2. Pregnant and lactation patients; 3, genetic and/or chronic skeletal muscle disorders, such as: motor nerve disorders, etc; 4. Patients already enrolled in other studies.

Design outcomes

Primary

Measure	Time frame
Diaphragm echodensity;	—

Secondary

Measure	Time frame
Diaphragm activity;	—

Countries

China

Contacts

Public ContactWu Qin

Department of Critical Care Medicine of West China Hospital, Sichuan University

qinwu0221@gmail.com+86 18980605920

Outcome results

None listed

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