Novel Epothilone Plus Capecitabine Versus Capecitabine Alone in Patients With Advanced Breast Cancer - Study Results

Study Type:	Interventional
Study Design:	Randomized, Open Label, Active Control, Parallel Assignment
Conditions:	Breast Cancer Metastases
Interventions:	Drug: Ixabepilone + Capecitabine Drug: Capecitabine

Participant Flow

Recruitment Details

Key information relevant to the recruitment process for the overall study, such as dates of the recruitment period and locations
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Pre-Assignment Details

Significant events and approaches for the overall study following participant enrollment, but prior to group assignment
PLEASE NOTE: Completed=number of participants completing ≥18 cycles of treatment; Not Completed=number of subjects coming off study treatment prior to completing at least 18 cycles, with specified reasons for coming off study treatment.

Reporting Groups

	Description
Ixabepilone + Capecitabine	Ixabepilone 40 mg/m2 administered as a 3-hour intravenous (IV) infusion on Day 1 of each 21-day cycle, plus oral capecitabine 1000 mg/m2 twice a day (BID) x 14 days
Capecitabine	Capecitabine 1250 mg/m2 BID x 14 days

Participant Flow: Overall Study

	Ixabepilone + Capecitabine	Capecitabine
STARTED	375	377
COMPLETED	7^[1]	7^[2]
NOT COMPLETED	368	370
Adverse Event	2	4
Death	12	8
Deterioration without progression	15	28
Disease progression/relapse	225	273
Physician Decision	15	9
Lost to Follow-up	1	0
Noncompliance	0	1
Study drug toxicity	69	24
Withdrawal by Subject	24	12
Still on treatment	0	1
Not Treated	5	10

[1]	Participants who received 18 or more cycles of treatment.
[2]	Participants who received 18 or more cycles of treatment.

Baseline Characteristics

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Reporting Groups

	Description
Ixabepilone + Capecitabine	Ixabepilone 40 mg/m2 administered as a 3-hour intravenous (IV) infusion on Day 1 of each 21-day cycle, plus oral capecitabine 1000 mg/m2 twice a day (BID) x 14 days
Capecitabine	Capecitabine 1250 mg/m2 BID x 14 days

Baseline Measures

	Ixabepilone + Capecitabine	Capecitabine	Total
Number of Participants [units: participants]	375	377	752
Age [units: years] Median ( Full Range )	53.0 ( 25.0 to 76.0 )	52.0 ( 25.0 to 79.0 )	53.0 ( 25.0 to 79.0 )
Age, Customized [units: participants]
<65 years	336	322	658
>= 65 years	39	54	93
<50 years	135	145	280
>= 50 years	240	231	471
Unknown	0	1	1
Gender [units: participants]
Female	375	376	751
Male	0	1	1
Race/Ethnicity, Customized [units: participants]
American Indian or Alaska Native	1	0	1
Asian	83	87	170
Black or African American	11	11	22
White	257	247	504
Other	23	32	55
Disease Sites [units: participants]
Ascites	14	14	28
Bone	168	162	330
Breast	61	63	124
Chest Wall	53	53	106
Effusion	57	55	112
Lymph Node	250	249	499
Other	20	18	38
Peritoneum	7	14	21
Pleura	29	35	64
Skin/Soft Tissue	60	62	122
Visceral, Liver	245	228	473
Visceral, Lung	180	174	354
Visceral, Other	34	28	62
Disease Sites at Baseline [units: participants]
Liver ± Lung ± Skin/Soft Tissue ± Bone	245	228	473
Lung ± Skin/Soft Tissue ± Bone	71	87	158
Skin/Soft Tissue ± Bone	49	52	101
Bone	0	3	3
Other	6	5	11
Karnofsky Performance Status^[1] [units: Units on a scale]
100	108	105	213
90	145	132	277
80	86	102	188
70	33	34	67
<70	0	1	1
Not reported	3	3	6
Menopausal Status [units: participants]
Premenopausal	54	51	105
Perimenopausal	19	23	42
Postmenopausal	288	289	577
Not reported	14	14	28
Number of Disease Sites [units: participants]
1 disease site	39	34	73
2 disease sites	85	98	183
3 disease sites	110	121	231
4 disease sites	79	69	148
≥5 disease sites	58	53	111
Presence of All Lesions [units: participants]
Subjects with at least 1 lesion	371	375	746
Subjects with no lesions	4	2	6
Visceral Disease in Liver and/or Lung [units: participants]
Yes	316	315	631
No	55	60	115
Missing	4	2	6

[1]	Karnofsky Performance Scale Index measures a patient's functional impairment: 100-80=Able to carry on normal activity and work, no special care; 70-50=Unable to work; able to live at home and care for most personal needs with assistance; 40-0=Unable to care for self; institutional or hospital care needed. Score reported in multiples of 10.

Outcome Measures

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1. Primary:

Progression-free Survival (PFS) Per Independent Radiology Review Committee (IRRC)

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2. Secondary:

Overall Response Rate (ORR) Per IRRC

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3. Secondary:

Duration of Response Per IRRC

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4. Secondary:

Time to Response Per IRRC

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5. Secondary:

Overall Survival (OS)

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6. Secondary:

Treatment-related Safety Summary

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7. Secondary:

Symptom Assessment Score Changes From Baseline for Functional Assessment of Cancer Therapy-Breast Symptom Index (FBSI)

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Serious Adverse Events

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Other Adverse Events

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More Information

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Certain Agreements:

Principal Investigators are NOT employed by the organization sponsoring the study.

There IS an agreement between Principal Investigators and the Sponsor (or its agents) that restricts the PI's rights to discuss or publish trial results after the trial is completed.

The agreement is:

	The only disclosure restriction on the PI is that the sponsor can review results communications prior to public release and can embargo communications regarding trial results for a period that is less than or equal to 60 days. The sponsor cannot require changes to the communication and cannot extend the embargo.
	The only disclosure restriction on the PI is that the sponsor can review results communications prior to public release and can embargo communications regarding trial results for a period that is more than 60 days but less than or equal to 180 days. The sponsor cannot require changes to the communication and cannot extend the embargo.
	Other disclosure agreement that restricts the right of the PI to discuss or publish trial results after the trial is completed. Restriction Description: Bristol-Myers Squibb Co. agreements with investigators vary; constant is our right to embargo communications regarding trial results prior to public release for a period ≤60 days from submittal for review. We will not prohibit investigators from publishing, but will prohibit the disclosure of previously undisclosed confidential information other than study results, and request postponement of single-center publications until after disclosure of the clinical trial’s primary publication.

Limitations and Caveats

Limitations of the study, such as early termination leading to small numbers of participants analyzed and technical problems with measurement leading to unreliable or uninterpretable data
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Results Point of Contact:

Name/Title: BMS Study Director
Organization: Bristol-Myers Squibb
e-mail: Clinical.Trials@bms.com

No publications provided

Responsible Party:	Bristol-Myers Squibb ( Study Director )
Study ID Numbers:	CA163-046
Study First Received:	March 26, 2004
Results First Received:	May 1, 2009
Last Updated:	July 2, 2009
ClinicalTrials.gov Identifier:	NCT00080301 History of Changes
Health Authority:	United States: Food and Drug Administration