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. 2022 Mar 19;14(6):1574. doi: 10.3390/cancers14061574

Table 5.

PFS and OS according to changes in ctDNA at Baseline, Post-1, and the EOT.

PFS Baseline/Post-1
+/+ −/− p +/+ +/− p
N/Events 12/12 17/13 12/12 17/15
Median 2.3 15.9 <0.001
(Figure 3A)
2.3 8.0 <0.001
(Figure 3B)
Min–Max 0.8–5.9 2.6–46.4 0.8–5.9 2.8–52.8
95% C.I. 1.0–3.6 8.1–23.7 1.0–3.6 7.0–8.9
PFS Post-1/EOT
+/+ −/− p +/+ −/+ p
N/Events 12/12 15/15 12/12 12/12
Median 2.3 8.9 <0.001
(Figure 3C)
2.3 7.7 <0.001
(Figure 3D)
Min–Max 0.8–5.9 2.6–31.3 0.8–5.9 2.8–46.4
95% C.I. 1.0–3.6 6.5–11.3 1.0–3.6 6.9–8.5
OS Baseline/Post-1
+/+ −/− p +/+ +/− p
N/Events 12/12 17/8 12/12 17/14
Median 4.2 NE <0.001
(Figure 4A)
4.2 19.8 <0.001
(Figure 4B)
Min–Max 2.1–15.2 4.3–48.9 2.1–15.2 6.2–52.8
95% C.I. 3.1–5.3 - 3.1–5.3 14.2–25.3
1-year OS 16.7% 88.2% 16.7% 88.2%
OS Post-1/EOT
+/+ −/− p +/+ −/+ p
N/Events 12/12 15/10 12/12 12/11
Median 4.2 26.3 <0.001
(Figure 4C)
4.2 15.8 0.001
(Figure 4D)
Min-Max 2.1–15.2 4.5–48.9 2.1–15.2 4.3–47.8
95% C.I. 0–8.9 8.8–43.8 0–8.9 7.8–23.7
1-year OS 25.0% 86.7% 25.0% 83.3%

p-values marked with bold indicate statistically significant.