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Table 1 Patient demographics

From: CBR3 V244M is associated with LVEF reduction in breast cancer patients treated with doxorubicin

 

CBR3 Genotype

  

AA

AG

GG

All Patients

p Valve

(N = 13)

(N = 53)

(N = 26)

(N = 92)

n (%)

n (%)

n (%)

n (%)

Chemotherapy, mean ± SD

 Anthracycline dose, mg

461 ± 77

424 ± 60

439 ± 49

433 ± 61

0.168

 Cytoxan dose, mg

4645 ± 827

4315 ± 579

4397 ± 517

4384 ± 615

0.979

 Treatment days

4 ± 0

3.9 ± 0.37

4.0 ± 0.19

3.9 ± 0.4

0.2849

Trastuzumab (adjuvant)

1 (8%)

4 (8%)

3 (11%)

8 (9%)

0.859

Chest radiation, left-side

6 (46%)

28 (53%)

12 (46%)

46 (50%)

0.732

Sex, female

11 (85%)

53 (100%)

26 (100%)

90 (98%)

0.002*

Age, years

 Mean ± SD

55 ± 12

51 ± 12

51 ± 12

52 ± 11

0.692

 Range

33–76

24–73

32–73

24–76

 

Race

 Caucasian

10 (77%)

48 (91%)

23 (89%)

81 (88%)

0.396

 African American

1 (8%)

4 (8%)

3 (11%)

8 (9%)

 

 Hispanic

0

0

0

0

 

 Asian

1 (8%)

0

0

1 (1%)

 

 Mixed

1 (8%)

1 (2%)

0

2 (2%)

 

Comorbidities

 Hypertension

5 (38%)

15 (28%)

5 (19%)

25 (27%)

0.386

 Diabetes

1 (8%)

3 (6%)

2 (7%)

6 (6%)

0.938

 Hyperlipidemia

6 (46%)

9 (17%)

5 (19%)

21 (23%)

0.069

 Smoking history

4 (31%)

21 (40%)

10 (37%)

35 (38%)

0.838

Medication

 ACE inhibitor

1 (8%)

5 (9%)

3 (11%)

9 (10%)

0.126

 ARB

2 (15%)

3 (6%)

2 (7%)

7 (8%)

0.492

 Beta blocker

2 (15%)

4 (8%)

1 (4%)

7 (8%)

0.423

 Statin

4 (31%)

6 (11%)

0 (0%)

10 (11%)

0.014*

  1. Differences between groups were compared using Fisher’s exact for categorical variables and one-way ANOVA for continuous variables
  2. *p < 0.05, indicates significant differences between subgroups
  3. Abbreviations: SD standard deviation, ACE angiotensin-converting enzyme, ARB angiotensin II receptor blocker