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. 2019 Oct 10;6(1):e193531. doi: 10.1001/jamaoncol.2019.3531

Table 2. AEs Among Patients Who Had or Had Not Undergone Gastrectomya.

Variable Patients, No. (%)
Gastrectomy Subgroup No Gastrectomy Subgroup
Trifluridine/Tipiracil (n = 145) Placebo (n = 73) Trifluridine/Tipiracil (n = 190) Placebo (n = 95)
Any Grade Grade ≥3 Any Grade Grade ≥3 Any Grade Grade ≥3b Any Grade Grade ≥3b
Any AE 143 (98.6) 122 (84.1) 69 (94.5) 44 (60.3) 183 (96.3) 145 (76.3) 88 (92.6) 53 (55.8)
Treatment-related AE 128 (88.3) 93 (64.1) 38 (52.1) 7 (9.6) 143 (75.3) 83 (43.7) 57 (60.0) 15 (15.8)
Action taken because of AE of any cause
Dose modification: delay or dose 94 (64.8) 75 (51.7) 15 (20.5) 13 (17.8) 101 (53.2) 73 (38.4) 22 (23.2) 16 (16.8)
Treatment discontinuation 15 (10.3) 12 (8.3) 12 (16.4) 8 (11.0) 28 (14.7) 24 (12.6) 16 (16.8) 13 (13.7)
AEs of any cause in ≥10% of patients
Hematologic
Neutropeniac 87 (60.0) 64 (44.1) 1 (1.4) 0 89 (46.8) 50 (26.3) 6 (6.3) 0
Anemiad 77 (53.1) 31 (21.4) 8 (11.0) 3 (4.1) 73 (38.4) 33 (17.4) 24 (25.3) 10 (10.5)
Leukopeniae 40 (27.6) 21 (14.5) 1 (1.4) 0 38 (20.0) 10 (5.3) 2 (2.1) 0
Thrombocytopeniaf 30 (20.7) 7 (4.8) 1 (1.4) 0 30 (15.8) 4 (2.1) 7 (7.4) 0
Gastrointestinal
Nausea 57 (39.3) 4 (2.8) 26 (35.6) 3 (4.1) 67 (35.3) 6 (3.2) 27 (28.4) 2 (2.1)
Diarrhea 43 (29.7) 5 (3.4) 13 (17.8) 3 (4.1) 33 (17.4) 4 (2.1) 11 (11.6) 0
Vomiting 36 (24.8) 5 (3.4) 12 (16.4) 1 (1.4) 47 (24.7) 7 (3.7) 22 (23.2) 2 (2.1)
Abdominal pain 26 (17.9) 5 (3.4) 16 (21.9) 7 (9.6) 29 (15.3) 9 (4.7) 15 (15.8) 8 (8.4)
Constipation 17 (11.7) 1 (0.7) 12 (16.4) 2 (2.7) 28 (14.7) 3 (1.6) 13 (13.7) 2 (2.1)
Ascites 5 (3.4) 3 (2.1) 4 (5.5) 3 (4.1) 14 (7.4) 9 (4.7) 12 (12.6) 8 (8.4)
Upper abdominal pain 5 (3.4) 0 5 (6.8) 0 17 (8.9) 1 (0.5) 10 (10.5) 2 (2.1)
Other
Decreased appetite 50 (34.5) 11 (7.6) 23 (31.5) 5 (6.8) 65 (34.2) 18 (9.5) 29 (30.5) 6 (6.3)
Fatigue 36 (24.8) 3 (2.1) 16 (21.9) 4 (5.5) 53 (27.9) 20 (10.5) 19 (20.0) 6 (6.3)
Asthenia 30 (20.7) 3 (2.1) 19 (26.0) 5 (6.8) 35 (18.4) 13 (6.8) 21 (22.1) 6 (6.3)
Back pain 15 (10.3) 1 (0.7) 4 (5.5) 1 (1.4) 10 (5.3) 1 (0.5) 7 (7.4) 3 (3.2)
Dyspnea 12 (8.3) 2 (1.4) 9 (12.3) 3 (4.1) 12 (6.3) 4 (2.1) 8 (8.4) 3 (3.2)
General physical health deterioration 10 (6.9) 10 (6.9) 7 (9.6) 6 (8.2) 13 (6.8) 12 (6.3) 10 (10.5) 9 (9.5)
Malaise 5 (3.4) 0 8 (11.0) 1 (1.4) 4 (2.1) 0 1 (1.1) 0

Abbreviation: AE, adverse event.

a

As-treated population.

b

Grade 5 AEs were reported in 1 patient (0.5%) (cardiopulmonary arrest) in the trifluridine/tipiracil group and 1 patient (1.1%) (toxic hepatitis) in the placebo group.

c

Neutropenia and/or decreased neutrophil count.

d

Anemia and/or decreased hemoglobin level.

e

Leukopenia and/or decreased white blood cell count.

f

Thrombocytopenia and/or decreased platelet count.