Study on the predictive value of preoperative diaphragmatic function in postoperative pulmonary complications in patients undergoing upper abdominal surgery

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2000033691

Enrollment

Unknown

Registered

2020-06-09

Start date

2020-07-01

Completion date

Unknown

Last updated

2020-07-27

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

Conditions

Upper abdominal surgery

Interventions

Gold Standard:Clinical outcomes

Index test:Diaphragm&#32

ultrasound:&#32

diaphragma&#32

thickening&#32

fraction&#32

and&#32

mobility

Eligibility

Sex/Gender

All

Age

18 Years to 85 Years

Inclusion criteria

Inclusion criteria: 1. Patients with upper abdominal surgery; 2. Adult patients aged >= 18 years and < 85 years, regardless of race, nationality and gender. 3. The study complies with the declaration of Helsinki and the Chinese clinical trial research regulations. The patient or his family members are informed and agree to participate in the trial.

Exclusion criteria

Exclusion criteria: 1. The patients of gynecology and obstetrics operation; 2. Lactation patients; 3. Emergency patients.

Design outcomes

Primary

Measure	Time frame
Incidence of postoperative pulmonary complications;SEN, SPE, ACC, AUC of ROC;	—

Secondary

Measure	Time frame
Maximum diaphragma thickening fraction and mobility;30-day mortality;	—

Countries

China

Contacts

Public ContactXiaobo Huang

Sichuan Provincial People's Hospital

drhuangxb@163.com+86 18981838938

Outcome results

None listed

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