Table 3: Demographic variables according to Gleason score in men with metastastic disease.

Gleason 4Gleason 5 + 6Gleason 7Gleason 8 + 9 = (statistical test)

No. of patients ( )113115
Mean age ± SD (years)75.1 ± 7.774.2 ± 8.775 ± 7.274.2 ± 6.5NS (ANOVA)
Median serum PSA (IQR) ng/mL26 29 (19.0–150)31 (22–150.0)30 (19–150)NS (Kruksal-Wallis)
Median stage at diagnosis33 3 3 NS (Kruksal-Wallis)
Median time from diagnosis (IQR) (years)8 8 (5–11)7 (6–9)7 (4–9)NS (Kruksal-Wallis)

IQR: inter-quartile range, CPC: circulating prostate cell, DTC: disseminated tumor cell mM: micrometastasis, and NS: not significant.