Treatment Groups for Patients with Vascular Involvement

Variable

N

Overall, N = 23,9031

Medical Therapy, N = 8,7501

No Treatment, N = 9,7081

Surgery, N = 5,4451

p-value2

Age

23,903

69.57 (11.53)

68.30 (10.85)

73.50 (11.28)

64.60 (10.62)

<0.001

Sex

23,903

<0.001

Female

12,515 (52%)

4,527 (52%)

5,271 (54%)

2,717 (50%)

Male

11,388 (48%)

4,223 (48%)

4,437 (46%)

2,728 (50%)

Race

23,903

<0.001

Black

2,910 (12%)

1,217 (14%)

1,224 (13%)

469 (8.6%)

Other

1,145 (4.8%)

361 (4.1%)

551 (5.7%)

233 (4.3%)

White

19,848 (83%)

7,172 (82%)

7,933 (82%)

4,743 (87%)

Type of Insurance

23,903

<0.001

Insurance Status Unknown

345 (1.4%)

120 (1.4%)

145 (1.5%)

80 (1.5%)

Medicaid

1,270 (5.3%)

508 (5.8%)

505 (5.2%)

257 (4.7%)

Medicare

14,465 (61%)

5,077 (58%)

6,743 (69%)

2,645 (49%)

Not Insured

666 (2.8%)

243 (2.8%)

309 (3.2%)

114 (2.1%)

Other Government

289 (1.2%)

108 (1.2%)

122 (1.3%)

59 (1.1%)

Private Insurance/Managed Care

6,868 (29%)

2,694 (31%)

1,884 (19%)

2,290 (42%)

Regions

23,764

<0.001

Midwest

6,387 (27%)

2,527 (29%)

2,361 (24%)

1,499 (28%)

Northeast

5,053 (21%)

1,912 (22%)

1,923 (20%)

1,218 (23%)

South

8,592 (36%)

3,123 (36%)

3,694 (38%)

1,775 (33%)

West

3,732 (16%)

1,147 (13%)

1,704 (18%)

881 (16%)

Unknown

139

41

26

72

Income

23,903

<0.001

$38,000-$47,999

5,823 (24%)

2,078 (24%)

2,518 (26%)

1,227 (23%)

$48,000-$62,999

6,403 (27%)

2,390 (27%)

2,504 (26%)

1,509 (28%)

< $38,000

4,373 (18%)

1,636 (19%)

1,955 (20%)

782 (14%)

>=$63,000

7,221 (30%)

2,613 (30%)

2,700 (28%)

1,908 (35%)

Unknown

83 (0.3%)

33 (0.4%)

31 (0.3%)

19 (0.3%)

No High School Degree

23,903

<0.001

<7.0%

5,711 (24%)

2,062 (24%)

2,132 (22%)

1,517 (28%)

>=21.0%

3,927 (16%)

1,456 (17%)

1,771 (18%)

700 (13%)

13.0-20.9%

6,319 (26%)

2,332 (27%)

2,695 (28%)

1,292 (24%)

7.0-12.9%

7,874 (33%)

2,872 (33%)

3,084 (32%)

1,918 (35%)

Unknown

72 (0.3%)

28 (0.3%)

26 (0.3%)

18 (0.3%)

Population Density

23,903

0.17

Metro

19,156 (80%)

6,980 (80%)

7,783 (80%)

4,393 (81%)

Rural

534 (2.2%)

225 (2.6%)

201 (2.1%)

108 (2.0%)

Unknown

535 (2.2%)

199 (2.3%)

208 (2.1%)

128 (2.4%)

Urban

3,678 (15%)

1,346 (15%)

1,516 (16%)

816 (15%)

Charlson-Deyo Disability Score

23,903

<0.001

>=3

663 (2.8%)

162 (1.9%)

393 (4.0%)

108 (2.0%)

0

15,727 (66%)

5,956 (68%)

6,089 (63%)

3,682 (68%)

1

5,959 (25%)

2,107 (24%)

2,499 (26%)

1,353 (25%)

2

1,554 (6.5%)

525 (6.0%)

727 (7.5%)

302 (5.5%)

TNM Clinical T

23,869

<0.001

c0

22 (<0.1%)

3 (<0.1%)

10 (0.1%)

9 (0.2%)

c1

190 (0.8%)

19 (0.2%)

18 (0.2%)

153 (2.8%)

c2

924 (3.9%)

147 (1.7%)

135 (1.4%)

642 (12%)

c3

9,050 (38%)

2,783 (32%)

3,853 (40%)

2,414 (45%)

c4

11,284 (47%)

5,311 (61%)

4,853 (50%)

1,120 (21%)

cX

2,399 (10%)

484 (5.5%)

838 (8.6%)

1,077 (20%)

Unknown

34

3

1

30

TNM Clinical N

23,869

<0.001

c0

13,814 (58%)

5,060 (58%)

5,772 (59%)

2,982 (55%)

c1

6,843 (29%)

2,848 (33%)

2,615 (27%)

1,380 (25%)

cX

3,212 (13%)

838 (9.6%)

1,316 (14%)

1,058 (20%)

Unknown

34

4

5

25

Surgery Type

5,122

Pancreatectomy, NOS

71 (1.4%)

0 (NA%)

0 (NA%)

71 (1.4%)

Partial pancreatectomy, distal

725 (14%)

0 (NA%)

0 (NA%)

725 (14%)

Total

685 (13%)

0 (NA%)

0 (NA%)

685 (13%)

Whipple

3,641 (71%)

0 (NA%)

0 (NA%)

3,641 (71%)

Unknown

18,781

8,750

9,708

323

Tumor Grade

23,903

<0.001

Moderately differentiated

3,469 (15%)

804 (9.2%)

758 (7.8%)

1,907 (35%)

Poorly differentiated

3,184 (13%)

821 (9.4%)

850 (8.8%)

1,513 (28%)

Unknown

15,993 (67%)

6,760 (77%)

7,722 (80%)

1,511 (28%)

Well differentiated, differentiated

1,257 (5.3%)

365 (4.2%)

378 (3.9%)

514 (9.4%)

1Statistics presented: Mean (SD); n (%)

2Statistical tests performed: Kruskal-Wallis test; chi-square test of independence