Table 2 Correlation between preoperative CTC counts and clinicopathological factors
Characteristics | n (%) | CTC (\( \overline{\mathrm{x}}\pm \mathrm{s}/\mathrm{ml} \)) | t | p value |
|---|---|---|---|---|
Age (year) | − 0.213 | 0.833 | ||
< 60 | 11 (52.4) | 5.64 ± 7.31 | ||
≥ 60 | 10 (47.6) | 6.40 ± 9.08 | ||
Gender | − 2.687 | 0.019 | ||
Male | 16 (76.2) | 3.57 ± 4.97 | ||
Female | 5 (33.8) | 0.00 ± 0.00 | ||
Smoking history | − 1.735 | 0.099 | ||
No | 9 (42.9) | 2.67 ± 5.66 | ||
Yes | 12 (51.1) | 8.50 ± 8.79 | ||
Pathologic stage | 0.764 | 0.454 | ||
pTa | 12 (51.1) | 7.17 ± 7.31 | ||
pT1 | 9 (42.9) | 4.44 ± 9.04 | ||
Grade (WHO 2014) | − 2.497 | 0.022 | ||
LG | 17 (81.0) | 4.12 ± 6.42 | ||
HG | 4 (19.0) | 14.00 ± 10.07 | ||
Resection method | − 1.350 | 0.193 | ||
TURB | 9 (42.9) | 3.33 ± 5.83 | ||
RERBT | 12 (51.1) | 8.00 ± 9.03 |