Skip to main content

Table 4 Multivariate model of factors associated with undergoing aggressivea treatment for clinically localized cancer (n = 2796).

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

Variable Received aggressive treatment Wald F P-value
  Adjusted percentages (95% CI) Odds ratio (95% CI)  
Screening history    0.05
   Not-screened 76 (74, 78) 1.0  
   Screened 70 (64, 76) 1.5 (1.1 – 2.3)  
SEER registry    < 0.01
   Los Angeles 71 (67, 75) 1.0  
   Atlanta 89 (85, 93) 4.8 (2.7 – 8.5)  
   Connecticut 77 (73, 81) 1.5 (1.1 – 2.2)  
   New Mexico 72 (66, 78) 1.1 (0.7 – 1.7)  
   Seattle 73 (67, 79) 1.2 (0.8 – 1.8)  
   Utah 77 (73, 81) 1.5 (1.0 – 2.3)  
Ethnicity    < 0.01
   Non-Hispanic white 76 (74, 78) 1.0  
   Non-Hispanic black 69 (63, 75) 0.6 (0.4 – 0.9)  
   Hispanic 79 (75, 83) 1.2 (0.8 – 1.9)  
Age    < 0.01
   < 49 95 (92, 100) 1.0  
   50–64 89 (87, 91) 0.4 (0.2 – 1.2)  
   65–74 79 (77, 81) 0.2 (0.1 – 0.5)  
   75+ 41 (35, 47) 0.03 (0.01 – 0.08)  
Current marital status    < 0.01
   Married 77 (75, 79) 1.0  
   Unmarried 71 (67, 75) 0.6 (0.5 – 0.8)  
Education    0.95
   < High school degree 76 (72, 80) 1.0  
   High school/college 76 (74, 78) 1.0 (0.7 – 1.3)  
   College degree 76 (72, 80) 0.9 (0.7 – 1.4)  
Insurance    0.25
   Private 76 (74, 78) 1.0  
   Medicare/Public 74 (68, 80) 0.9 (0.6 – 1.4)  
   Unknown 81 (75, 87) 1.6 (0.9 – 2.8)  
Income (annual)    0.98
   < $20,000 76 (72, 80) 1.0  
   $20 – 40,000 76 (72, 80) 1.0 (0.7 – 1.4)  
   $40,000 + 76 (72, 80) 1.0 (0.7 – 1.5)  
Comorbid conditions    0.01
   None 78 (74, 82) 1.0  
   1 77 (73, 81) 0.9 (0.7 – 1.2)  
   2 77 (73, 81) 0.9 (0.6 – 1.3)  
   3+ 68 (62, 74) 0.5 (0.3 – 0.7)  
Health status    < 0.01
   Excellent 80 (76, 84) 1.0  
   Good 77 (75, 79) 0.8 (0.5 – 1.2)  
   Fair or poor 67 (61, 73) 0.4 (0.3 – 0.7)  
PSA (ng/ml)    < 0.01
   <4 69 (63, 75) 1.0  
   ≥ 4 77 (75, 79) 1.7 (1.1 – 2.6)  
   Unknown 68 (60, 76) 0.9 (0.5 – 1.9)  
Gleason score    < 0.01
   2 – 4 68 (62, 74) 1.0  
   5 – 7 78 (76, 80) 2.0 (1.4 – 2.8)  
   8 – 10 71 (65, 77) 1.2 (0.7 – 2.0)  
   Unknown 80 (74, 86) 2.3 (1.3 – 4.2)  
  1. aAggressive treatment was defined as radical prostatectomy or radiation therapy.
  2. Legend: SEER = Surveillance, Epidemiology, and End Results; PSA = prostate-specific antigen