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Table 3 Distribution of baseline demographic, socioeconomic, and clinical characteristics by screening status.

From: Differences between men with screening-detected versus clinically diagnosed prostate cancers in the USA

Variable Clinically diagnosed (weighted %) Asymptomatic* (weighted %) LUTS** (weighted %) Asymptomatic or LUTS*** (weighted %)
SEER registry   P = 0.16* P = 0.31** P = 0.24***
   Atlanta 14.2 14.2 12.9 13.3
   Connecticut 19.1 24.7 21.9 22.9
   Los Angeles 38.1 34.5 36.0 35.5
   New Mexico 13.7 9.8 12.0 11.3
   Seattle 4.3 5.9 6.4 6.2
   Utah 10.5 10.9 10.8 6.8
Ethnicity   P < 0.01 P < 0.01 P < 0.01
   Non-Hispanic white 65.1 79.9 75.5 77.0
   Non-Hispanic black 20.8 12.4 13.3 13.0
   Hispanic 14.1 7.8 11.2 10.0
Age   P < 0.01 P = 0.38 P ≤ 0.01
   < 49 2.2 4.1 1.4 2.3
   50–64 22.8 40.5 29.7 33.4
   65–74 50.7 38.7 46.5 43.8
   75+ 24.4 16.7 22.4 20.5
Current marital status   P < 0.01 P = 0.03 P = 0.01
   Married 72.9 81.4 79.7 80.3
   Unmarried 27.1 18.6 20.3 19.7
Education   P < 0.01 P < 0.01 P < 0.01
   < High school degree 33.3 16.2 21.7 19.8
   High school/college 37.6 45.5 44.8 45.0
   ≥ College degree 29.7 38.3 33.5 35.2
Income (annual)   P < 0.01 P = 0.01 P < 0.01
   < $20,000 36.8 19.0 28.4 25.1
   $20 – 40,000 35.9 30.3 33.2 32.2
   $40,000 + 27.3 50.7 38.4 42.7
Insurance   P < 0.01 P = 0.23 P = 0.01
   Private 39.7 48.9 44.0 44.3
   Public/Medicare 53.1 42.7 48.2 48.2
   Unknown 6.4 8.4 7.9 8.1
Comorbid conditions   P ≤ 0.01 P = 0.41 P = 0.05
   None 32.2 41.8 35.8 37.8
   1 30.3 34.0 32.2 32.8
   2 17.6 16.4 16.1 16.2
   3+ 19.8 7.8 16.0 13.2
Health status   P < 0.01 P < 0.01 P < 0.01
   Excellent 9.9 23.0 15.2 17.9
   Good 63.5 68.9 66.5 67.3
   Fair or poor 26.6 8.1 18.3 14.8
PSA (ng/ml)   P = 0.01 P = 0.20 P = 0.05
   <4 11.7 7.0 9.3 8.5
   ≥ 4 78.5 87.9 83.7 85.2
   Unknown 9.8 5.1 7.0 6.4
Digital rectal examination   P = 0.10 P = 0.07 P = 0.06
   Abnormal 59.4 54.0 54.3 54.2
   Normal 27.0 34.0 33.9 33.9
   Unknown 13.6 12.0 11.7 11.9
Gleason score   P < 0.01 P < 0.01 P < 0.01
   2 – 4 9.6 13.6 14.9 14.4
   5 – 7 53.4 69.9 64.6 66.5
   8 – 10 22.3 8.3 11.4 10.3
   Unknown 14.7 8.2 9.1 8.8
Tumor stage   P < 0.01 P < 0.01 P < 0.01
   Local 74.6 92.8 89.1 90.4
   Regional 4.0 3.2 4.0 3.7
   Advanced 21.4 4.0 7.0 5.9
  1. *P value comparing asymptomatic cases with clinically diagnosed cases.
  2. ** P value comparing lower urinary tract symptoms alone cases with clinically diagnosed cases.
  3. ***P value comparing asymptomatic and lower urinary tract symptoms alone cases with clinically diagnosed cases.
  4. Legend: LUTS = lower urinary tract symptoms, SEER = Surveillance, Epidemiology, and End Results; PSA = prostate-specific antigen