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Table 5 Age-stratified multivariable adjusted analysis for late-stage epithelial ovarian cancer diagnosis and mortality, SEER 2000–2010

From: Availability of healthcare resources and epithelial ovarian cancer stage of diagnosis and mortality among Blacks and Whites

  Late Stage Diagnosis AOR (95% CI) p-interactionb Mortality AHR (95% CI)a p-interactionc
<65 years > = 65 years   <65 years > = 65 years  
Race
 Blacks 1.20 (1.07–1.35) 1.00 (0.87–1.15)   1.27 (1.17–1.37) 1.14 (1.06–1.22)  
 Whites Ref Ref   Ref Ref  
Healthcare Availability
% Uninsured    0.5071    0.6687
 < 25th percentile 0.96 (0.82–1.13) 0.96 (0.78–1.18)   1.04 (0.94–1.16) 0.99 (0.91–1.08)  
 25 – 75th percentile 1.01 (0.90–1.13) 1.02 (0.88–1.18)   1.02 (0.94–1.11) 0.97 (0.90–1.03)  
 > 75th percentile Ref Ref   Ref Ref  
# Hospitals    0.8476    0.2352
 < 25th percentile 1.11 (0.98–1.26) 0.94 (0.81–1.10)   0.99 (0.90–1.10) 0.92 (0.85–1.00)  
 25 – 75th percentile 1.03 (0.93–1.14) 0.93 (0.82–1.06)   0.97 (0.90–1.05) 1.01 (0.95–1.07)  
 > 75th percentile Ref Ref   Ref Ref  
# Oncology Hospitals    0.4025    0.4809
 < 25th percentile 0.97 (0.87–1.08) 1.01 (0.89–1.16)   0.98 (0.90–1.06) 0.94 (0.87–1.00)  
 25 – 75th percentile 0.99 (0.91–1.08) 1.03 (0.92–1.14)   0.95 (0.89–1.01) 0.99 (0.94–1.05)  
 > 75th percentile Ref Ref   Ref Ref  
# Medical Doctors    0.3598    0.8026
 < 25th percentile 1.00 (0.86–1.17) 1.29 (1.06–1.58)   1.15 (1.03–1.30) 1.06 (0.96–1.17)  
 25 – 75th percentile 0.98 (0.87–1.11) 1.24 (1.07–1.45)   1.12 (1.02–1.23) 1.00 (0.93–1.08)  
 > 75th percentile Ref Ref   Ref Ref  
# OB/GYN    0.4963    0.9950
 < 25th percentile 0.90 (0.77–1.06) 0.74 (0.61–0.90)   0.95 (0.84–1.08) 1.03 (0.94–1.14)  
 25-75th percentile 0.96 (0.84–1.09) 0.76 (0.65–0.89)   0.95 (0.86–1.05) 1.04 (0.96–1.13)  
 > 75th percentile Ref Ref   Ref Ref  
# Hospitals with Ultrasound    0.9655    0.1684
 < 25th percentile 1.00 (0.87–1.15) 1.03 (0.87–1.22)   0.93 (0.84–1.03) 1.07 (0.99–1.17)  
 25-75th percentile 0.97 (0.87–1.09) 1.00 (0.87–1.15)   0.97 (0.89–1.05) 0.95 (0.88–1.01)  
 > 75th percentile Ref Ref   Ref Ref  
  1. Adjusted for county level HCA and SES variables, age, surgery of primary site and seer registry
  2. aAdditionally adjusted for late stage diagnosis
  3. bFor interaction terms between age and each HCA variable with late stage diagnosis as outcome
  4. cFor interaction terms between age and each HCA variable with ovarian cancer mortality as outcome
  5. # Number per million population
  6. Bold indicates significance (p value ≤0.05)