Table 2.
Immunohistochemical staining of ALDH1A1 on prostate cancer specimens from ninetynine PCa patients with clinicopathological characteristics and follow-up date
| Characteristics | No. of Patients |
High ALDH1A1 expression a | Pb |
|---|---|---|---|
| All cases | 99 | 19 | |
| Age (years) | 0.83 | ||
| ≤ 65 | 34 | 6 | |
| > 65 | 65 | 13 | |
| Follow-up time (years) | 0.6-16.4 | ||
| Median Follow-up (years) |
6.72 | ||
| Pathologic stage | |||
| pT2 | 68 | 11 | 0.02 |
| ≥pT3 | 31 | 8 | |
| Gleason grade | 0.02 | ||
| ≤7 | 70 | 10 | |
| 8-10 | 29 | 9 |
a
A specimen with more than 10% overall score of ALDH1A1 was defined as one with high ALDH1A1 expression.
b
All P - values were determined by two-sided tests. P -values ≤ 0.05 were considered statistically significant.