Table 2. T-DM1-Related Adverse Events.

Treatment related adverse events with total frequencies of greater than 10%, according to CTCAE v4.1. There were no grade 4 or 5 adverse events.

Adverse Event	Grade 1 N (%)	Grade 2 N (%)	Grade 3 N (%)	Total
Elevated AST or ALT	28 (57)	3 (6)	-	31 (63)
Thrombocytopenia	13 (27)	1 (2)	1 (2)	15 (31)
Fatigue	6 (12)	2 (4)	-	8 (16)
Nausea	14 (29)	-	-	14 (29)
Infusion reaction	2 (4)	5 (10)	-	7 (14)
Anorexia	3 (6)	2 (4)	-	5 (10)
Anemia	1 (1)	3 (6)	1 (2)	5 (10)