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Table 2 Treatment-emergent adverse events by grade according to the NCI-CTCAE (version 4.03) and with a frequency of at least 5% in any grade

From: Pembrolizumab in combination with gemcitabine for patients with HER2-negative advanced breast cancer: GEICAM/2015–04 (PANGEA-Breast) study

Safety Population (n = 36)

Adverse Event Term

Grade 1, n (%)

Grade 2, n (%)

Grade 3, n (%)

Grade 4, n (%)

Patients with any TEAE

27 (75.0)

27 (75.0)

18 (50.0)

7 (19.4)

Pyrexia

10 (27.8)

1 (2.8)

0

0

Fatigue

11 (30.6)

10 (27.8)

2 (5.6)

0

Anemia

8 (22.2)

2 (5.6)

3 (8.3)

0

Nausea

6 (16.7)

2 (5.6)

0

0

Decreased appetite

4 (11.1)

1 (2.8)

0

0

Musculoskeletal chest pain

3 (8.3)

0

0

0

Pruritus

3 (8.3)

0

0

0

Upper respiratory tract infection

3 (8.3)

0

0

0

Albuminuria

2 (5.6)

0

0

0

Back pain

2 (5.6)

0

1 (2.8)

0

Hot flush

2 (5.6)

0

0

0

Hypothyroidism

2 (5.6)

0

0

0

Abdominal pain upper

1 (2.8)

2 (5.6)

0

0

Elevated AST level

1 (2.8)

0

2 (5.6)

0

Constipation

1 (2.8)

2 (5.6)

1 (2.8)

0

Diarrhea

1 (2.8)

3 (8.3)

1 (2.8)

0

Dyspnea

1 (2.8)

2 (5.6)

0

0

Painful skin

1 (2.8)

2 (5.6)

0

0

Rash

1 (2.8)

2 (5.6)

0

0

Tachycardia

1 (2.8)

2 (5.6)

0

0

Hypertension

0

4 (11.1)

0

0

Neutrophil count decreased

0

6 (16.7)

10 (27.8)

3 (8.3)

Weight decreased

0

2 (5.6)

0

0

  1. Pembrolizumab-related TEAEs included rash, anemia, decreased neutrophil count, diarrhea, and increased AST and ALT levels
  2. Abbreviations: TEAE Treatment-emergent adverse events, NCI-CTCAE National Cancer Institute Common Terminology Criteria for Adverse Events, n number of patients, AST Aspartate aminotransferase