Table 2. Patient and Tumor Characteristics by Racial Status (N=3,777).

Factor	White (N=3,425)	Black (N=352)	P-value1
DEMOGRAPHIC FACTORS
Age (years)	75.9 ± 6.6 years	75.3 ± 6.6years	0.87
Gender (% male)	41.2%	35.2%	0.02
Charlson Comorbidity Index
0	62.7%	54.3%	<0.0001
1	24.1%	23.0%
2	8.4%	12.5%
>=3	4.8%	10/2%
TUMOR CHARACTERISTICS
Resectability based on SEER EOD2 codes	79.5%	79.8%	0.86
Location of cancer
Pancreatic head	74.0%	71.6%	0.62
Pancreatic body/tail	10.4%	11.4%
Unknown	15.6%	17.0%
Nodal status
Negative	17.8%	15.3%	0.23
Positive	18.9%	16.7%
Unknown	63.3%	67.9%
PREOP EVALUATION
Abdominal imaging via CT or MRI	95.1%	92.1%	0.01
Seen by oncologist	54.6%	47.4%	0.01
Seen by gastroenterologist	74.2%	72.2%	0.40
SOCIAL SUPPORT
Marital Status
Married	54.6%	34.9%	<0.0001
Single	11.8%	23.3%
Widowed	30.8%	38.6%
Unknown	2.8%	3.1%
Patient has a primary care physician	59.2%	49.4%	<0.0001
SOCIOECONOMIC STATUS
SEER Region3	Not shown	Not shown	<0.0001
Income (median income in zip code)
Quartile 1 (lowest income quartile)	21.3%	64.2%	<0.0001
Quartile 2	25.8%	20.7%
Quartile 3	26.1%	8.9%
Quartile 4 (highest income quartile)	26.8%	6.2%
Education (% in zip code with < high school education)
Quartile 1 (highest education quartile)	29.7%	4.1%	<0.0001
Quartile 2	27.0%	6.2%
Quartile 3	24.7%	24.0%
Quartile 4 (lowest education quartile)	18.6%	65.7%
Population
>1,000,000	56.9%	78.9%	<0.0001
250,000 – 1,000,000	26.7%	14.2%
<250,000	16.4%	6.8%
UNADJUSTED OUTCOMES
Surgical resection	29.7%	21.3%	0.0009
Evaluation by a surgeon	76.8%	69.0%	0.001
Surgical resection if evaluated by a surgeon (N=2,872)	38.7%	30.9%	0.02

¹Overall chi-square P-value

²EOD = extent of disease

³Individual SEER region not shown