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RecruitingNCT06289530CR-POPFUpdated Dec 11, 2024

Association Between Perioperative Blood and Interstitial Fluid Glucose Level and Clinically Relevant Postoperative Pancreatic Fistula in Different Pancreatic Surgeries

An observational study in Postoperative Pancreatic Fistula, sponsored by Peking Union Medical College Hospital. Recruiting at 1 site in China. Open to participants aged 18 Years to 85 Years. Per ClinicalTrials.gov, last updated 2024-12-11.

Sponsored by Peking Union Medical College Hospital · Observational

From the registry’s dates

  • Primary completion was expected by Mar 2025, 1 year 7 months ago, but the record still lists the study as recruiting.
  • Started Mar 2024; still recruiting 2 years 8 months later.

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Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
600
Ages
18 Years to 85 Years
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-14

Among 20 studies in Pancreatic Fistula with a site in China — 6 open to participants now, 6 under way, none of them phase 3. Pancreatic Fistula · China.

Started
2024
with 1 other
Observational
5 of 20
1 open now
Registered
19th of 20
by date
Lead sponsor
4 of 20
Peking Union Medical College Hospital

Among the 20 studies in Pancreatic Fistula with a site in China, this one is one of 2 that started in 2024, is one of 5 observational ones, and was the 19th registered.

Pancreatic Fistula

122 studies on the registry are indexed under Pancreatic Fistula; 27 are open to participants now.

Browse Pancreatic Fistula studies →

Open to participants now

6 of the 20 studies in Pancreatic Fistula with a site in China are open now. Recruiting first, the newest first:

All 6 open studies →

A study can be open while its sites in China have not opened yet or have stopped. Only those recruiting at a site in China →

Who these studies take

Of the 21 Pancreatic Fistula studies recruiting now, 13 (62%) set no upper age limit and 6 (29%) stop at 75 or younger; none take children under 18; none take healthy volunteers.

This study: 18 Years to 85 Years · all sexes · no healthy volunteers.

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02

Study summary

This observational study was conducted in patients undergoing elective pancreaticoduodenectomy or distal pancreatectomy. It mainly answers the following two main questions:

  1. What are the risk factors for clinically relevant postoperative pancreatic fistula in different pancreatic surgeries?
  2. What is the correlation between perioperative blood and interstitial fluid glucose level and clinically relevant postoperative pancreatic fistula in different pancreatic surgeries?

Participants were not required to perform additional research work other than the usual postoperative follow-up within 30 days after surgery. No control group was set in this study, and no additional clinical intervention was performed.

Read the detailed description

CR-POPF is a multi-center observational prospective cohort study. The research team focuses on whether perioperative abnormal hyperglycemia can independently predict the occurrence of CR-POPF. It is proposed to realize the dynamic monitoring of perioperative blood glucose level by non-invasive continuous glucose monitoring (CGM), and perioperative continuous glucose monitoring can reflect the overall blood glucose trend and mode, which is helpful to further explore the correlation between perioperative abnormal blood glucose level and CR-POPF.

The investigators expect to enroll 600 patients. Based on our previous clinical experience, the incidence of postoperative pancreatic fistula is approximately 20%. We planned to enroll 600 patients during the 6-month enrollment period in three participating hospitals. The sample size would have a statistical power of 81.3% to detect an odds ratio (OR) greater than 1.34 or less than 0.75.

Measurement data consistent with normal distribution were expressed as mean ± standard deviation, and t-test was used for comparison between groups. When not consistent with normal distribution, the measurement data were expressed as quartiles, and the Wilcoxon-Mann-Whitney rank sum test was used for comparison between groups. Count data were expressed as frequency and percentage. Pearson chi-square test or Fisher's exact test was used for comparison between groups. The binary logistic regression method was used to screen the risk factors and stratify the risk levels, P \< 0.05 was considered statistically significant. A generalized estimation equation model was constructed to analyze the correlation between continuous blood glucose monitoring values and postoperative pancreatic fistula. The dependent variable in the model is whether there is pancreatic fistula after operation. The dependent variable in the model was the presence or absence of postoperative pancreatic fistula, and the main variable was the continuous glucose monitoring (CGM) value. The connection function uses the binomial distribution logit function. The multiple measurements of the same patient are set as the group-level variable, and the autocorrelation matrix is selected according to the Quasi-likelihood under Independence Model Criterion (QIC) value of the model. In addition to analysis using generalized estimating equations, continuous glucose monitoring data will be constructed, such as an analysis of the association between pancreatic fistula and the area under the curve for measurement and time beyond normal glucose values. The statistical software was STATA ( version 15.0; stata Corp., Texas, USA ) and R 3.6.1 software ( R Foundation for Statistical Computing, Vienna, Austria ), bilateral P \< 0.05 was considered statistically significant.

03

Conditions studied

  • Postoperative Pancreatic Fistula

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Keywords

  • clinically relevant postoperative pancreatic fistula
  • pancreatic surgery
  • perioperative interstitial fluid glucose level
04

Who can participate

Ages eligible
18 Years to 85 Years
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Probability sample

Study population

Adult patients undergoing elective pancreaticoduodenectomy or distal pancreatectomy from March 2024 to October 2024.

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Patients scheduled for elective pancreaticoduodenectomy
  • Patients scheduled for distal pancreatectomy
  • Patients scheduled for duodenum-preserving resection of pancreatic head.

Exclusion criteria

Exclusion Criteria:

  • Patients with functional pancreatic neuroendocrine tumors.
  • Patients with previous pancreatic surgery.
  • Patients with severe pancreatitis.
05

Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
600 participants (estimated)
Patient registry
No
06

What researchers measure

Primary outcomes

  1. Clinically relevant postoperative pancreatic fistula

    Clinically relevant postoperative pancreatic fistula is now redefined as a drain output of any measurable volume of fluid with an amylase level \>3 times the upper limit of institutional normal serum amylase activity, associated with a clinically relevant development/condition related directly to the postoperative pancreatic fistula.

    Time frame: 30 days after surgery

Secondary outcomes

  1. Bile leakage

    Bile leakage was defined as bilirubin concentration in the drain fluid at least 3 times the serum bilirubin concentration on or after postoperative day 3 or as the need for radiologic or operative intervention resulting from biliary collections or bile peritonitis.

    Time frame: 30 days after surgery

  2. Chyle leak

    Chyle leak was defined as output of milky-colored fluid from a drain, drain site, or wound on or after postoperative day 3, with a triglyceride content greater than or equal to 110 mg/dL (1.2 mmol/L).

    Time frame: 30 days after surgery

  3. Postpancreatectomy hemorrhage

    Postpancreatectomy hemorrhage is defined by 3 parameters: onset, location, and severity. The onset is either early (24 hours after the end of the index operation) or late (24 hours). The location is either intraluminal or extraluminal. The severity of bleeding may be either mild or severe.

    Time frame: 30 days after surgery

  4. Abdominal infection

    Abdominal infection was defined as a patient with symptoms such as shivering, high fever, abdominal distension, intestinal paralysis and other symptoms 3 or more days after surgery lasting for more than 24 hours.Laboratory examination results showed significant increases in white blood cell count, procalcitonin, and hypersensitive C-reactive protein, and imaging examination showed accumulation of fluid in the abdominal cavity. The diagnosis can be confirmed by the detection of bacteria or fungi in abdominal drainage or paracentesis fluid.

    Time frame: 30 days after surgery

  5. Delayed gastric emptying

    Delayed gastric emptying was defined as indwelling gastric tube for more than 3 days after surgery, or re-indwelling gastric tube after 3 days due to vomiting or abdominal distension, or still unable to tolerate solid food 7 days after surgery under the premise of unobstructed gastrointestinal or duodenojejunal anastomosis and no obstruction of the small intestine.

    Time frame: 30 days after surgery

07

Study locations

1 of 1 sites recruiting
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Started Mar 2024 (actual). Primary completion is estimated for Mar 2025, 12 months after the start.

Of 22 observational studies under Pancreatic Fistula, half reached primary completion within 26 months of starting (the median), counting those still running; a quarter within 20 and three quarters within 53. This study's planned 12 months is below that.

How these figures are worked out, and which studies are left out of them.

Registered
Feb 25, 2024
First posted
Mar 4, 2024
StartActual
Mar 1, 2024
Primary completionEst.
Mar 31, 2025
CompletionEst.
Apr 30, 2025
Last update
Dec 11, 2024
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Dec 11, 2024, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT06289530
Responsible party
Sponsor
First posted
Mar 4, 2024
Start date
Mar 1, 2024
Primary completion
Mar 31, 2025 (estimated)
Completion
Apr 30, 2025 (estimated)
Last update
Dec 11, 2024

Study contacts

LING LAN, MD
Contact
lanling_1988@163.com
+86-18515311407
YuGuang Huang, MD
principal investigator · Peking Union Medical College Hospital

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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