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Table 1 Summary statistics overall and by rurality of residence location at diagnosis

From: Rural-urban differences in the association between individual, facility, and clinical characteristics and travel time for cancer treatment

  Metro Rural RUCC 4–6 P value (comparison to metro) Rural RUCC 7–9 P value (comparison to metro) P value (compare rural RUCC 4-6to rural RUCC 7–9)
N = 175,184 N = 19,346 N = 2968
Mean age (years) 66.0 66.5 < 0.001 67.0 < 0.001 0.05
Female 51.2% 48.2% < 0.001 47.4% 51.2% 0.43
White 86.7% 98.3% < 0.001 98.0% 86.7% 0.24
Non-white 12.4% 1.4% < 0.001 1.3% 12.4% 0.74
Hispanic 1.72% 0.35% < 0.001 0.40% < 0.001 0.62
Uninsured 1.0% 1.1% 0.40 1.0% 0.96 0.71
Private insurance 36.8% 32.0% < 0.001 29.3% < 0.001 0.00
Medicaid 5.7% 5.6% 0.43 5.2% 0.21 0.37
Medicare 44.7% 49.5% < 0.001 54.4% < 0.001 < 0.001
Dual-eligible 2.9% 4.2% < 0.001 5.6% < 0.001 < 0.001
Other insurance 8.9% 7.6% < 0.001 4.5% < 0.001 < 0.001
Travel time to nearest facility (minutes) 19.3 31.8 < 0.001 42.7 < 0.001 < 0.001
Mean number of facilities visited 1.0 1.0 0.03 1.0 0.02 0.11
US News hospital score 26.9 17.3 < 0.001 15.3 < 0.001 < 0.001
US News hospital score missing 26.9% 45.5% < 0.001 56.6% < 0.001 < 0.001
Volume of cases 2010–2014 at facility attended (in 100’s) 49.5 44.6 < 0.001 43.3 < 0.001 0.20
Lung/bronchus 17.9% 17.6% 0.47 16.5% 0.06 0.14
Colorectal 12.5% 13.8% < 0.001 14.1% 0.01 0.67
Prostate 13.8% 13.8% 0.96 16.9% < 0.001 < 0.001
Female breast 17.8% 15.8% < 0.001 16.6% 0.08 0.25
Cervical/uterine 0.9% 0.8% 0.56 0.5% 0.02 0.04
Oral/pharyngeal 3.0% 3.2% 0.13 2.8% 0.68 0.34
Ovarian 1.9% 1.8% 0.59 1.7% 0.56 0.73
Thyroid 5.5% 5.3% 0.31 5.5% 0.98 0.68
Melanoma 5.7% 6.0% 0.07 7.0% 0.00 0.03
Other urological 9.5% 10.5% < 0.001 9.5% 0.93 0.08
Other digestive 11.6% 11.3% 0.28 8.8% < 0.001 < 0.001
Local 52.1% 52.1% 0.90 55.1% 0.00 0.00
Regional 24.1% 23.9% 0.66 21.2% < 0.001 0.00
Distant 21.5% 21.5% 0.96 20.2% 0.09 0.11
Unknown stage 2.2% 2.5% 0.06 3.5% < 0.001 < 0.001
Chemotherapy 26.0% 24.8% < 0.001 21.0% < 0.001 < 0.001
Radiation therapy 25.4% 23.5% < 0.001 23.9% 0.06 0.64
Surgery 66.5% 67.7% < 0.001 69.6% < 0.001 0.04
Immunotherapy 0.9% 0.7% < 0.001 1.0% 0.69 0.03
Hormone therapy 15.7% 14.5% < 0.001 16.8% 0.10 < 0.001
  1. aFor test of differences between rural-urban category of residence, P value is for t-test for continuous variables and Chi-squared test for categorical variables