Table 2.
Response to treatment in two cohorts.
| Response to treatment | Anti-PD-1 (n = 35) |
Anti-PD-1 plus chemotherapy (n = 31) |
P value | ||
|---|---|---|---|---|---|
| Patients | Treatment duration (months) | Patients | Treatment duration (months) | ||
| Complete response | 19 (54.3%) | 2.2 (IQR, 1.4–4.2) | 27 (87.1%) | 2.8 (IQR, 1.4–2.8) | 0.007 |
| Partial response | 3 (8.6%) | 3 (9.7%) | |||
| Objective response rate | 22 (62.9%, 95%CI 39.4–95.2) | 30 (96.8%, 95%CI 65.3–138.2) | ＜0.001 | ||
| No response | 13 (37.1%) | 1 (3.2%) | |||
∗P value indicates the comparison of response rates.
PD-1 = Programmed death-1. IQR = interquartile range. CI = confidence interval.