Table 3 Cardiac risk factors.

From: Long-term cardiac outcomes of patients with HER2-positive breast cancer treated in the adjuvant lapatinib and/or trastuzumab Treatment Optimization Trial

Baseline characteristic

Cardiac events (%)

N

Univariate OR (95% CI)

Univariate P-value

Multivariate OR (95% CI)

Multivariate P-value

Baseline LVEF

363 (8.67)

4189

    

 >64%

102 (4.82)

2118

 55–64%

225 (12.03)

1871

2.70 (2.12–3.44)

<0.001

2.32 (1.61–3.35)

<0.001

 <55%

36 (18.00)

200

4.34 (2.87–6.55)

<0.001

3.10 (1.54–6.25)

0.002

Diabetes Mellitus

363 (8.66)

4190

    

 No

330 (8.32)

3967

 Yes

33 (14.80)

223

1.91 (1.30 to 2.82)

<0.001

1.85 (1.25 to 2.75)

0.002

Doxorubicin cumulative dose

205 (10.90)

1880

    

 <240 mg/m2

109 (9.62)

1133

 ≥240 mg/m2

96 (12.85)

747

1.39 (1.04–1.85)

0.028

1.36 (1.01 to 1.82)

0.039

Epirubicin cumulative dose

142 (6.79)

2092

    

 <480 mg/m2

107 (5.88)

1819

 ≥480 mg/m2

35 (12.82)

273

2.35 (1.57–3.53)

<0.001

2.33 (1.55–3.51)

<0.001

BMI CATEGORY

363 (8.66)

4190

    

 <25 kg/m2

146 (7.34)

1988

 25–30 kg/m2

125 (9.23)

1354

1.28 (1.00–1.65)

0.050

1.65 (1.11–2.46)

0.014

 >30 kg/m2

92 (10.85)

848

1.54 (1.17–2.02)

0.002

2.21 (1.40–3.49)

<0.001

  1. CI confidence interval, N number, OR odds ratio.