Backbone categories

N = 577 n (%)1

Unadjusted average total cost per patient (US dollars)

Irinotecan + EGFR

159 (27.56)

13,869.89

Anti-EGFR-monotherapy

121 (20.97)

13,501.02

Irinotecan-based (without EGFR)

82 (14.21)

9345.34

Capecitabine-based (without EGFR)

61 (10.57)

5419.77

Oxaliplatin-based (without EGFR)

58 (10.05)

16,464.73

Multi-drug (without EGFR)

43 (7.45)

8989.48

Others

34 (5.89)

10,327.48

Capecitabine + EGFR

7 (1.21)

10,261.96

Multi-drug + EGFR

6 (1.04)

20,209.34

Oxaliplatin + EGFR

6 (1.04)

17,116.68