Variables NCDB Long Term Outcomes Open, N = 6,4341 p-value2
Overall, N = 11,2691 MIS, N = 4,8351
Age 64.00 (55.00, 72.00) 64.00 (55.00, 73.00) 65.00 (55.00, 72.00) 0.84
Sex 0.16
Female 5,727 (51%) 2,420 (50%) 3,307 (51%)
Male 5,542 (49%) 2,415 (50%) 3,127 (49%)
Race <0.001
Black 1,330 (12%) 507 (10%) 823 (13%)
Other 623 (5.5%) 298 (6.2%) 325 (5.1%)
White 9,316 (83%) 4,030 (83%) 5,286 (82%)
Insurance Status <0.001
Medicaid 610 (5.4%) 244 (5.0%) 366 (5.7%)
Medicare 5,346 (47%) 2,294 (47%) 3,052 (47%)
Not Insured 256 (2.3%) 78 (1.6%) 178 (2.8%)
Private Insurance/Managed Care/Goverment 4,946 (44%) 2,178 (45%) 2,768 (43%)
Unknown 111 (1.0%) 41 (0.8%) 70 (1.1%)
Region <0.001
Midwest 2,726 (26%) 1,120 (25%) 1,606 (26%)
NorthEast 2,652 (25%) 1,273 (28%) 1,379 (23%)
South 3,832 (36%) 1,543 (34%) 2,289 (38%)
West 1,459 (14%) 631 (14%) 828 (14%)
Unknown 600 268 332
Income 0.003
< $38,000 1,691 (15%) 670 (14%) 1,021 (16%)
>=$63,000 4,219 (38%) 1,881 (39%) 2,338 (36%)
$38,000-$47,999 2,410 (21%) 1,005 (21%) 1,405 (22%)
$48,000-$62,999 2,929 (26%) 1,271 (26%) 1,658 (26%)
Unknown 20 8 12
No High School Degree <0.001
<7.0% 3,235 (29%) 1,426 (30%) 1,809 (28%)
>=21.0% 1,606 (14%) 653 (14%) 953 (15%)
13.0-20.9% 2,698 (24%) 1,090 (23%) 1,608 (25%)
7.0-12.9% 3,716 (33%) 1,659 (34%) 2,057 (32%)
Unknown 14 7 7
Population 0.19
Metro 9,391 (86%) 4,047 (86%) 5,344 (85%)
Rural 98 (0.9%) 35 (0.7%) 63 (1.0%)
Urban 1,490 (14%) 619 (13%) 871 (14%)
Unknown 290 134 156
Charlson-Deyo Disability Score 0.86
>=3 389 (3.5%) 168 (3.5%) 221 (3.4%)
0 7,239 (64%) 3,120 (65%) 4,119 (64%)
1 2,920 (26%) 1,248 (26%) 1,672 (26%)
2 721 (6.4%) 299 (6.2%) 422 (6.6%)
Staging <0.001
Stage 0 423 (4.1%) 186 (4.1%) 237 (4.1%)
Stage I 4,470 (43%) 2,186 (48%) 2,284 (39%)
Stage II 5,268 (51%) 2,143 (47%) 3,125 (54%)
Stage III 194 (1.9%) 48 (1.1%) 146 (2.5%)
Unknown 914 272 642
Tumor Grade <0.001
Moderately differentiated 3,550 (32%) 1,428 (30%) 2,122 (33%)
Poorly differentiated 1,751 (16%) 645 (13%) 1,106 (17%)
Undifferentiated 159 (1.4%) 65 (1.3%) 94 (1.5%)
Unknown 1,618 (14%) 633 (13%) 985 (15%)
Well differentiated 4,191 (37%) 2,064 (43%) 2,127 (33%)
Median Survival 26.48 (13.24, 45.11) 27.33 (14.72, 44.12) 25.92 (12.29, 45.83) 0.038
Unknown 1,911 1,006 905
Vital Status <0.001
Alive 5,787 (62%) 2,682 (70%) 3,105 (56%)
Dead 3,571 (38%) 1,147 (30%) 2,424 (44%)
Unknown 1,911 1,006 905

1 Statistics presented: Median (IQR); n (%)

2 Statistical tests performed: Wilcoxon rank-sum test; chi-square test of independence