Table 3.

Multivariable adjusted odds ratios for late-stage epithelial ovarian cancer diagnosis by race, SEER 2000–2010

	Blacks AOR (95% CI)		Whites AOR (95% CI)		p-interactionc
	HCA Onlya	HCA and SESb	HCA Onlya	HCA and SESb
Healthcare Availability
% Uninsured					0.1014
< 25th percentile	0.76 (0.753–1.08)	0.82 (0.48–1.40)	1.00 (0.94–1.09)	1.02 (0.88–1.17)
25 – 75th percentile	1.03 (0.79–1.34)	0.99 (0.66–1.49)	1.01 (0.94–1.09)	1.03 (0.93–1.14)
> 75th percentile (Ref)	Ref	Ref	Ref	Ref
# Hospitals					0.7025
< 25th percentile	1.08 (0.71–1.63)	1.23 (0.78–1.92)	1.01 (0.92–1.11)	1.03 (0.93–1.14)
25 – 75th percentile	1.14 (0.82–1.60)	1.15 (0.82–1.61)	0.99 (0.91–1.08)	0.98 (0.90–1.06)
> 75th percentile (Ref)	Ref	Ref	Ref	Ref
# Oncology Hospitals					0.6876
< 25th percentile	0.90 (0.64–1.26)	0.97 (0.68–1.39)	0.95 (0.87–1.04)	0.97 (0.89–1.07)
25 – 75th percentile	1.13 (0.87–1.48)	1.25 (0.93–1.68)	0.97 (0.91–1.04)	0.98 (0.91–1.05)
> 75th percentile (Ref)	Ref	Ref	Ref	Ref
# Medical Doctors					0.0354
< 25th percentile	1.86 (1.10–3.13)	1.91 (1.13–3.24)	1.06 (0.93–1.21)	1.06 (0.93–1.21)
25 – 75th percentile	1.53 (1.10–2.12)	1.57 (1.12–2.19)	1.03 (0.93–1.14)	1.03 (0.93–1.15)
> 75th percentile (Ref)	Ref	Ref	Ref	Ref
# OB/GYN					0.3754
< 25th percentile	0.67 (0.40–1.13)	0.61 (0.35–1.05)	0.88 (0.78–1.00)	0.86 (0.75–0.98)
25-75th percentile	0.68 (0.49–0.95)	0.62 (0.43–0.88)	0.91 (0.82–1.01)	0.89 (0.80–0.99)
> 75th percentile (Ref)	Ref	Ref	Ref	Ref
# Hospitals with Ultrasound					0.7730
< 25th percentile	1.05 (0.69–1.60)	1.05 (0.68–1.61)	1.05 (0.94–1.17)	1.03 (0.92–1.15)
25-75th percentile	0.94 (0.68–1.28)	0.94 (0.68–1.29)	0.99 (0.90–1.08)	0.99 (0.91–1.09)
> 75th percentile (Ref)	Ref	Ref	Ref	Ref

^aAdjusted for age, surgery of primary site and seer registry

^bAdditionally adjusted for SES variables

^cFor interaction terms between race and each HCA variable

# Number per million population

Bold indicates significance (p value ≤0.05)