Younger Age Is an Independent Predictor for Poor Survival in Patients with Signet Ring Prostate Carcinoma

Table 2

Characteristics of 93 Patients with Signet Ring Prostate Carcinoma (Diagnosed Between January 1980 and December 2004).

Characteristics	Total patients 𝑛 (%)
Age groups, 𝑛 (%)
40–50 yrs	5 (5.4)
51–60 yrs	13 (14.0)
61–70 yrs	30 (32.2)
>70 yrs	45 (48.4)
Race
Black	14 (15.1)
White	68 (73.1)
Others	11 (11.8)
Married
Yes	64 (68.8)
No	18 (19.4)
Unknown	11 (11.8)
Grade
Moderately-differentiated	9 (9.7)
Poorly-differentiated	74 (79.6)
Undifferentiated	3 (3.2)
Unknown	7 (7.5)
PSA
Above normal	29 (31.2)
Normal	6 (6.5)
Unknown	58 (62.4)
Stage
Local/regional	72 (77.9)
Distant	13 (13.9)
Unknown	8 (8.6)
Year of diagnosis
1980–1994	22 (23.7)
1995–2004	71 (76.3)
Prostatectomy
Yes	25 (26.9)
No	68 (73.1)
Radiation
Yes	25 (26.9)
No	66 (71.0)
Unknown	2 (2.1)

PSA: prostate specific antigen.