Table 4 RFS and recurrence rates in the high-risk and low-risk groups
|  | Training Dataset N = 129 | Validation Dataset N = 55 | ||||
|---|---|---|---|---|---|---|
High-Risk Group | Low-Risk Group | P-value | High-Risk Group | Low-Risk Group | P-value | |
No. of patients (%) | 65 (50.4) | 64 (49.6) | Â | 24 (43.6) | 31 (56.4) | Â |
1-year RFS Median, (IQR) | 4.5 (2.0–6.25) | 7 (5–10) | 0.004 | 4 (2–5) | 8 (2–8) | 0.2169 |
2-year RFS Median, (IQR) | 5 (2.25–9) | 11 (7–16) | < 0.001 | 6.5 (3–15) | 10 (5.75–15.5) | 0.3402 |
3-year RFS Median, (IQR) | 6 (3.0–16.0) | 13 (7.5–19) | 0.024 | 9 (3.5–16.5) | 17.5 (8.0–26) | 0.044 |
No. of recurrences (%) | ||||||
 At 1 year | 44 (34.1) | 16 (12.4) |  | 13 (23.6) | 9 (14.5) |  |
 At 2 year | 54 (41.9) | 29 (22.5) |  | 20 (36.4) | 14 (20.0) |  |
 At 3 year | 63 (48.8) | 39 (30.2) |  | 23 (41.8) | 22 (40.0) |  |