Trial Outcomes & Findings for Capecitabine vs. S-1 in Unresectable or Recurrent Breast Cancer (NCT NCT00438100)

NCT ID: NCT00438100

Last Updated: 2015-05-29

Results Overview

Recruitment status

COMPLETED

Study phase

PHASE2

Target enrollment

142 participants

Primary outcome timeframe

The follow up period will be two years after the last dose has been administered.

Results posted on

2015-05-29

Participant Flow

Participant milestones

Participant milestones
Measure
Capecitabine Arm
Capecitabine (Xeloda): 1600 mg/m2 orally bid daily for day 1 through day 21 followed by 7-day washout; repeat this as a course. Capecitabine: 1600 mg/m2 orally bid daily for day 1 through day 21 followed by 7-day washout; repeat this as a course.
S-1 Arm
S-1: 80 mg/m2 orally bid daily for day 1 through day28 followed by 14-day washout; repeat this as a course. S-1: 80 mg/m2 orally bid daily for day 1 through day 28 followed by 14-day washout; repeat this as a course.
Overall Study
STARTED
73
69
Overall Study
COMPLETED
71
65
Overall Study
NOT COMPLETED
2
4

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Capecitabine vs. S-1 in Unresectable or Recurrent Breast Cancer

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Capecitabine Arm
n=71 Participants
Capecitabine (Xeloda): 1600 mg/m2 orally bid daily for day 1 through day 21 followed by 7-day washout; repeat this as a course. Capecitabine: 1600 mg/m2 orally bid daily for day 1 through day 21 followed by 7-day washout; repeat this as a course.
S-1 Arm
n=65 Participants
S-1: 80 mg/m2 orally bid daily for day 1 through day28 followed by 14-day washout; repeat this as a course. S-1: 80 mg/m2 orally bid daily for day 1 through day 28 followed by 14-day washout; repeat this as a course.
Total
n=136 Participants
Total of all reporting groups
Age, Continuous
61 years
n=5 Participants
62 years
n=7 Participants
62 years
n=5 Participants
Sex: Female, Male
Female
71 Participants
n=5 Participants
65 Participants
n=7 Participants
136 Participants
n=5 Participants
Sex: Female, Male
Male
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants

PRIMARY outcome

Timeframe: The follow up period will be two years after the last dose has been administered.

Outcome measures

Outcome measures
Measure
Capecitabine Arm
n=71 Participants
Capecitabine (Xeloda): 1600 mg/m2 orally bid daily for day 1 through day 21 followed by 7-day washout; repeat this as a course. Capecitabine: 1600 mg/m2 orally bid daily for day 1 through day 21 followed by 7-day washout; repeat this as a course.
S-1 Arm
n=65 Participants
S-1: 80 mg/m2 orally bid daily for day 1 through day28 followed by 14-day washout; repeat this as a course. S-1: 80 mg/m2 orally bid daily for day 1 through day 28 followed by 14-day washout; repeat this as a course.
Progression Free Survival
1.2 years
Interval 0.76 to 2.04
1.3 years
Interval 0.96 to 2.68

SECONDARY outcome

Timeframe: The follow up period will be two years after the last dose has been administered.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: The follow up period will be two years after the last dose has been administered.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: The follow up period will be two years after the last dose has been administered.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: The follow up period will be two years after the last dose has been administered.

Outcome measures

Outcome data not reported

Adverse Events

Capecitabine Arm

Serious events: 0 serious events
Other events: 44 other events
Deaths: 0 deaths

S-1 Arm

Serious events: 0 serious events
Other events: 45 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Capecitabine Arm
n=71 participants at risk
Capecitabine (Xeloda): 1600 mg/m2 orally bid daily for day 1 through day 21 followed by 7-day washout; repeat this as a course. Capecitabine: 1600 mg/m2 orally bid daily for day 1 through day 21 followed by 7-day washout; repeat this as a course.
S-1 Arm
n=65 participants at risk
S-1: 80 mg/m2 orally bid daily for day 1 through day28 followed by 14-day washout; repeat this as a course. S-1: 80 mg/m2 orally bid daily for day 1 through day 28 followed by 14-day washout; repeat this as a course.
Investigations
Thrombocytopenia
1.4%
1/71
9.2%
6/65
Gastrointestinal disorders
Nausea
14.1%
10/71
26.2%
17/65
Skin and subcutaneous tissue disorders
Hand-foot syndrome
25.4%
18/71
10.8%
7/65
Blood and lymphatic system disorders
Anaemia
9.9%
7/71
12.3%
8/65
Investigations
Leukopenia
8.5%
6/71
15.4%
10/65
Investigations
Neutropenia
9.9%
7/71
7.7%
5/65
Metabolism and nutrition disorders
Anorexia
14.1%
10/71
18.5%
12/65
Gastrointestinal disorders
Vomiting
5.6%
4/71
6.2%
4/65
Gastrointestinal disorders
Abdominal pain
7.0%
5/71
4.6%
3/65
Gastrointestinal disorders
Stomatitis
4.2%
3/71
9.2%
6/65
Congenital, familial and genetic disorders
Diarrhea
8.5%
6/71
16.9%
11/65
Investigations
Transaminase
4.2%
3/71
9.2%
6/65

Additional Information

Tempei Miyaji

The University of Tokyo

Phone: +81-3-5800-9086

Results disclosure agreements

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