Table 4. Summary of responses to first-line chemotherapy.

	Immunocompetent (n = 28)	Overall (n = 32)
Complete response, n (%)	0	0
Partial response, n (%)	13 (46.4)	14 (43.8)
Stable disease, n (%)	4 (14.3)	5 (15.6)
Progressive disease, n (%)	11 (39.3)	13 (40.6)
ORR (95% CI), %	46.4 (27.5–66.1)	43.8 (26.4–62.3)
Median DoR (range [95% CI]), months	3.3 (2.1–6.4 [2.4–3.7])	3.1 (2.1–6.4 [2.4–3.7])
DRR (95% CI), %	3.6 (0.1–18.3)	3.1 (0.1–16.2)
Median TTD (95% CI), months	4.5 (2.9–5.2)	4.6 (2.9–4.8)

DoR, duration of response; DRR, durable response rate; ORR, overall response rate; TTD, time to treatment discontinuation.