Table 4 Univariate and multivariate analyses for PFS
n | HR (univariate) | HR (multivariate) | |
|---|---|---|---|
Sex | |||
Female | 23 | – | – |
Male | 35 | 2.15 (1.11–4.15, p = 0.023) | |
Education level | |||
Complete elementary school or above | 26 | – | – |
Illiterate or incomplete elementary school | 32 | 2.68 (1.40–5.11, p = 0.003) | 2.29 (1.19–4.41, p = 0.013) |
Disease stage | |||
I–III | 44 | – | – |
IV | 14 | 4.11 (1.95–8.68, p < 0.001) | 3.36 (1.58–7.18, p = 0.002) |
Surgery (initial treatment) | |||
No | 19 | – | – |
Yes | 39 | 0.25 (0.13–0.47, p < 0.001) | |
MCPyV | |||
Negative | 31 | – | – |
Positive | 27 | 0.67 (0.36–1.25, p = 0.211) | |
PD-L1 expression | |||
< 1% | 21 | – | – |
≥ 1% | 37 | 0.79 (0.43–1.47, p = 0.461) |