Trial Outcomes & Findings for Late Effects of Proton Radiation Therapy in Patients With Low-Grade Glioma (NCT NCT00681473)

NCT ID: NCT00681473

Last Updated: 2017-03-07

Results Overview

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

20 participants

Primary outcome timeframe

5 years

Results posted on

2017-03-07

Participant Flow

A large number of patients with brain tumors in the greater area are referred to one or more of the MGH multidisciplinary brain tumor specialists for evaluation and further care.

Participant milestones

Participant milestones
Measure
Proton Radiation Therapy
Proton Radiation Therapy daily (Monday through Friday) for six weeks. This is a single arm study.
Overall Study
STARTED
20
Overall Study
COMPLETED
20
Overall Study
NOT COMPLETED
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Late Effects of Proton Radiation Therapy in Patients With Low-Grade Glioma

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Proton Radiation Therapy
n=20 Participants
Proton radiation therapy daily (Monday through Friday) for six weeks. This is a single arm study.
Age, Continuous
37.5 years
n=5 Participants
Sex: Female, Male
Female
7 Participants
n=5 Participants
Sex: Female, Male
Male
13 Participants
n=5 Participants
Region of Enrollment
United States
20 participants
n=5 Participants

PRIMARY outcome

Timeframe: 5 years

Outcome measures

Outcome measures
Measure
Proton Radiation Therapy
n=20 Participants
Proton radiation therapy daily (Monday through Friday) for six weeks. This is a single arm study.
Number of Participants With Late Effects > 3 Months Post RT
20 Participants

SECONDARY outcome

Timeframe: At 1, 3, and 5 years

Clinical and/or radiographic assessments Percentages were estimated by Kaplan Meier

Outcome measures

Outcome measures
Measure
Proton Radiation Therapy
n=20 Participants
Proton radiation therapy daily (Monday through Friday) for six weeks. This is a single arm study.
Percentage of Participants With Progression Free Survival
1 Year
100 % of participants
Percentage of Participants With Progression Free Survival
3 Year
85 % of participants
Percentage of Participants With Progression Free Survival
5 Year
40 % of participants

SECONDARY outcome

Timeframe: At 1, 3, and 5 years

Percentages were estimated by Kaplan Meier

Outcome measures

Outcome measures
Measure
Proton Radiation Therapy
n=20 Participants
Proton radiation therapy daily (Monday through Friday) for six weeks. This is a single arm study.
Percentage of Participants With Overall Survival
1 Year
100 % of participants
Percentage of Participants With Overall Survival
3 Year
95 % of participants
Percentage of Participants With Overall Survival
5 Year
84 % of participants

Adverse Events

Proton Radiation Therapy

Serious events: 0 serious events
Other events: 20 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Proton Radiation Therapy
n=20 participants at risk
Proton radiation therapy daily (Monday through Friday) for six weeks. This is a single arm study.
General disorders
fatigue, acute
100.0%
20/20 • Number of events 20 • Up to 5 years post RT
Skin and subcutaneous tissue disorders
Erythema
85.0%
17/20 • Number of events 17 • Up to 5 years post RT
General disorders
Headache, acute
75.0%
15/20 • Number of events 15 • Up to 5 years post RT
Nervous system disorders
Seizure, acute
25.0%
5/20 • Number of events 5 • Up to 5 years post RT
General disorders
Taste/Smell Alteration, acute
15.0%
3/20 • Number of events 3 • Up to 5 years post RT
General disorders
Anorexia
10.0%
2/20 • Number of events 2 • Up to 5 years post RT
Skin and subcutaneous tissue disorders
Alopecia, acute
85.0%
17/20 • Number of events 17 • Up to 5 years post RT
Nervous system disorders
Cognitive Deficit
5.0%
1/20 • Number of events 1 • Up to 5 years post RT
Gastrointestinal disorders
Nausea/Vomiting, acute
20.0%
4/20 • Number of events 4 • Up to 5 years post RT
General disorders
Paresthesia, acute
10.0%
2/20 • Number of events 2 • Up to 5 years post RT
Nervous system disorders
Dizziness, acute
10.0%
2/20 • Number of events 2 • Up to 5 years post RT
Nervous system disorders
Anxiety
10.0%
2/20 • Number of events 2 • Up to 5 years post RT
General disorders
Insomnia, acute
10.0%
2/20 • Number of events 2 • Up to 5 years post RT
Nervous system disorders
Motor Dysfunction
10.0%
2/20 • Number of events 2 • Up to 5 years post RT
Eye disorders
Photophobia
5.0%
1/20 • Number of events 1 • Up to 5 years post RT
Skin and subcutaneous tissue disorders
Itching
5.0%
1/20 • Number of events 1 • Up to 5 years post RT
Ear and labyrinth disorders
Hearing
20.0%
4/20 • Number of events 4 • Up to 5 years post RT
Ear and labyrinth disorders
Tinnitus
5.0%
1/20 • Number of events 1 • Up to 5 years post RT
General disorders
Temperature Sensitivity
15.0%
3/20 • Number of events 3 • Up to 5 years post RT
Nervous system disorders
Weakness, cranial nerve
15.0%
3/20 • Number of events 3 • Up to 5 years post RT
Nervous system disorders
Weakness, peripheral
10.0%
2/20 • Number of events 2 • Up to 5 years post RT
General disorders
Stuttering, twitching
5.0%
1/20 • Number of events 1 • Up to 5 years post RT
Nervous system disorders
Cognitive dysarthria
5.0%
1/20 • Number of events 1 • Up to 5 years post RT
Eye disorders
Visual disturbance, other than loss
15.0%
3/20 • Number of events 3 • Up to 5 years post RT
Eye disorders
Vision Loss
5.0%
1/20 • Number of events 1 • Up to 5 years post RT
Nervous system disorders
Proprioceptive deficit
5.0%
1/20 • Number of events 1 • Up to 5 years post RT
General disorders
fatigue, late
85.0%
17/20 • Number of events 17 • Up to 5 years post RT
Gastrointestinal disorders
headache, late
75.0%
15/20 • Number of events 15 • Up to 5 years post RT
Nervous system disorders
Seizure, late
20.0%
4/20 • Number of events 4 • Up to 5 years post RT
General disorders
Taste/smell alteration, late
5.0%
1/20 • Number of events 1 • Up to 5 years post RT
Skin and subcutaneous tissue disorders
Alopecia, late
60.0%
12/20 • Number of events 12 • Up to 5 years post RT
Gastrointestinal disorders
Nausea/Vomiting, late
15.0%
3/20 • Number of events 3 • Up to 5 years post RT
General disorders
Paresthesia, late
15.0%
3/20 • Number of events 3 • Up to 5 years post RT
Nervous system disorders
Dizziness, late
30.0%
6/20 • Number of events 6 • Up to 5 years post RT
Gastrointestinal disorders
Insomnia, late
15.0%
3/20 • Number of events 3 • Up to 5 years post RT

Additional Information

Helen A. Shih, MD

Massachusetts General Hospital

Phone: 617-724-9627

Results disclosure agreements

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