Table 1 The characteristics of the bladder cancer cases and healthy controls
From: Exosome–transmitted long non-coding RNA PTENP1 suppresses bladder cancer progression
Variables | Case (n = 50) N (%) | Control (n = 60) N (%) | P a |
|---|---|---|---|
Age (years) (mean ± SD) | 67.0 ± 9.8 | 66.2 ± 10.7 | 0.694 |
Sex | 0.876 | ||
Male | 36 (72.0) | 44 (73.3) | |
Female | 14 (28.0) | 16 (26.7) | |
Smoking status | 0.935 | ||
Never | 38 (76.0) | 46 (76.7) | |
Ever | 12 (24.0) | 14 (23.3) | |
Pack-years of smoking | 0.976 | ||
0 | 38 (76.0) | 46 (76.7) | |
0–20 | 3 (6.0) | 4 (6.7) | |
> 20 | 9 (18.0) | 10 (16.6) | |
Tumor grade | |||
G1 | 21 (42.0) | ||
G2 | 14 (28.0) | ||
G3 | 15 (30.0) | ||
Tumor stage | |||
Superficial (pTa-pT1) | 41 (82.0) | ||
Invasive (pT2-pT4) | 9 (18.0) | ||
Clinical grade | |||
I | 41 (82.0) | ||
II | 6 (12.0) | ||
III | 2 (4.0) | ||
IV | 1 (2.0) | ||