Trial Outcomes & Findings for Different Patterns of Target Delineation in SBRT for Locally Advanced Pancreatic Cancer (NCT NCT04699539)

NCT ID: NCT04699539

Last Updated: 2025-12-10

Results Overview

The proportion of patients without disease progression at one year

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

96 participants

Primary outcome timeframe

1 year

Results posted on

2025-12-10

Participant Flow

Participant milestones

Participant milestones
Measure
Arm A
A conventional-volume SBRT following gemcitabine and nab-paclitaxel
Arm B
A recurrence-pattern-based-volume SBRT following gemcitabine and nab-paclitaxel
Overall Study
STARTED
47
49
Overall Study
COMPLETED
47
49
Overall Study
NOT COMPLETED
0
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Race and Ethnicity were not collected from any participant.

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Arm A
n=47 Participants
A conventional-volume SBRT following gemcitabine and nab-paclitaxel
Arm B
n=49 Participants
A recurrence-pattern-based-volume SBRT following gemcitabine and nab-paclitaxel
Total
n=96 Participants
Total of all reporting groups
Age, Continuous
66 yerars
n=47 Participants
63 yerars
n=49 Participants
63.5 years
n=96 Participants
Sex: Female, Male
Female
21 Participants
n=47 Participants
20 Participants
n=49 Participants
41 Participants
n=96 Participants
Sex: Female, Male
Male
26 Participants
n=47 Participants
29 Participants
n=49 Participants
55 Participants
n=96 Participants
Race and Ethnicity Not Collected
0 Participants
Race and Ethnicity were not collected from any participant.
Participants
47 Participants
n=47 Participants
49 Participants
n=49 Participants
96 Participants
n=96 Participants

PRIMARY outcome

Timeframe: 1 year

The proportion of patients without disease progression at one year

Outcome measures

Outcome measures
Measure
Arm A
n=47 Participants
A conventional-volume SBRT following gemcitabine and nab-paclitaxel
Arm B
n=49 Participants
A recurrence-pattern-based-volume SBRT following gemcitabine and nab-paclitaxel
1-year Progression Free Survival Rate
9 Participants
18 Participants

SECONDARY outcome

Timeframe: 4 years

Treatment-related adverse events

Outcome measures

Outcome measures
Measure
Arm A
n=47 Participants
A conventional-volume SBRT following gemcitabine and nab-paclitaxel
Arm B
n=49 Participants
A recurrence-pattern-based-volume SBRT following gemcitabine and nab-paclitaxel
Treatment-related Adverse Events
45 Participants
46 Participants

SECONDARY outcome

Timeframe: 4 years

Progression free survival

Outcome measures

Outcome measures
Measure
Arm A
n=47 Participants
A conventional-volume SBRT following gemcitabine and nab-paclitaxel
Arm B
n=49 Participants
A recurrence-pattern-based-volume SBRT following gemcitabine and nab-paclitaxel
Progression Free Survival
7.3 months
Interval 4.5 to 10.1
9.6 months
Interval 7.3 to 11.9

SECONDARY outcome

Timeframe: 4 years

Overall Survival

Outcome measures

Outcome measures
Measure
Arm A
n=47 Participants
A conventional-volume SBRT following gemcitabine and nab-paclitaxel
Arm B
n=49 Participants
A recurrence-pattern-based-volume SBRT following gemcitabine and nab-paclitaxel
Overall Survival
10.8 months
Interval 9.7 to 11.9
15.2 months
Interval 11.6 to 18.8

Adverse Events

Arm A

Serious events: 20 serious events
Other events: 43 other events
Deaths: 47 deaths

Arm B

Serious events: 21 serious events
Other events: 42 other events
Deaths: 49 deaths

Serious adverse events

Serious adverse events
Measure
Arm A
n=47 participants at risk
A conventional-volume SBRT following gemcitabine and nab-paclitaxel
Arm B
n=49 participants at risk
A recurrence-pattern-based-volume SBRT following gemcitabine and nab-paclitaxel
Blood and lymphatic system disorders
Leukopenia
21.3%
10/47 • 4 years
16.3%
8/49 • 4 years
Blood and lymphatic system disorders
Thrombocytopenia
25.5%
12/47 • 4 years
20.4%
10/49 • 4 years
Blood and lymphatic system disorders
Anemia
6.4%
3/47 • 4 years
0.00%
0/49 • 4 years
Gastrointestinal disorders
Nausea or vomiting
12.8%
6/47 • 4 years
18.4%
9/49 • 4 years
Gastrointestinal disorders
Diarrhea
4.3%
2/47 • 4 years
2.0%
1/49 • 4 years
Gastrointestinal disorders
Decreased appetite
14.9%
7/47 • 4 years
22.4%
11/49 • 4 years
Hepatobiliary disorders
Elevated aspartate aminotransferase
17.0%
8/47 • 4 years
14.3%
7/49 • 4 years
Hepatobiliary disorders
Elevated alanine aminotransferase
10.6%
5/47 • 4 years
12.2%
6/49 • 4 years
Hepatobiliary disorders
Hypoalbuminemia
2.1%
1/47 • 4 years
0.00%
0/49 • 4 years
Metabolism and nutrition disorders
Weight decreased
12.8%
6/47 • 4 years
14.3%
7/49 • 4 years
General disorders
Fatigue
8.5%
4/47 • 4 years
18.4%
9/49 • 4 years

Other adverse events

Other adverse events
Measure
Arm A
n=47 participants at risk
A conventional-volume SBRT following gemcitabine and nab-paclitaxel
Arm B
n=49 participants at risk
A recurrence-pattern-based-volume SBRT following gemcitabine and nab-paclitaxel
Gastrointestinal disorders
Constipation
4.3%
2/47 • 4 years
2.0%
1/49 • 4 years
Gastrointestinal disorders
Abdominal pain
6.4%
3/47 • 4 years
2.0%
1/49 • 4 years
Hepatobiliary disorders
Elevated aspartate aminotransferase
48.9%
23/47 • 4 years
53.1%
26/49 • 4 years
Hepatobiliary disorders
Elevated alanine aminotransferase
46.8%
22/47 • 4 years
55.1%
27/49 • 4 years
Hepatobiliary disorders
Blood bilirubin increased
8.5%
4/47 • 4 years
4.1%
2/49 • 4 years
Hepatobiliary disorders
Hypoalbuminemia
19.1%
9/47 • 4 years
10.2%
5/49 • 4 years
Metabolism and nutrition disorders
Weight decreased
51.1%
24/47 • 4 years
44.9%
22/49 • 4 years
General disorders
Fatigue
70.2%
33/47 • 4 years
75.5%
37/49 • 4 years
General disorders
Fever
14.9%
7/47 • 4 years
8.2%
4/49 • 4 years
Skin and subcutaneous tissue disorders
Rash
4.3%
2/47 • 4 years
4.1%
2/49 • 4 years
Musculoskeletal and connective tissue disorders
Arthralgia
2.1%
1/47 • 4 years
0.00%
0/49 • 4 years
Musculoskeletal and connective tissue disorders
Myalgia
2.1%
1/47 • 4 years
2.0%
1/49 • 4 years
Skin and subcutaneous tissue disorders
Alopecia
74.5%
35/47 • 4 years
67.3%
33/49 • 4 years
Nervous system disorders
Peripheral neurotoxicity
12.8%
6/47 • 4 years
6.1%
3/49 • 4 years
Blood and lymphatic system disorders
Leukopenia
76.6%
36/47 • 4 years
79.6%
39/49 • 4 years
Blood and lymphatic system disorders
Thrombocytopenia
57.4%
27/47 • 4 years
61.2%
30/49 • 4 years
Blood and lymphatic system disorders
Anemia
17.0%
8/47 • 4 years
10.2%
5/49 • 4 years
Gastrointestinal disorders
Nausea or vomiting
80.9%
38/47 • 4 years
73.5%
36/49 • 4 years
Gastrointestinal disorders
Diarrhea
23.4%
11/47 • 4 years
28.6%
14/49 • 4 years
Gastrointestinal disorders
Decreased appetite
83.0%
39/47 • 4 years
81.6%
40/49 • 4 years

Additional Information

Xiaofei Zhu

Changhai Hos

Phone: 86-021-31162222

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place