Table 1 Demographic and Clinical Characteristics of SEER Nonmetastatic CRC Patients from 2004 to 2013
Characteristic | Levels/IQR a | Number (%) | Overall death (%) |
|---|---|---|---|
Age at diagnosis | < 55 | 26,838 (20.96) | 3763 (10.88) |
55–64 | 28,485 (22.24) | 4917 (14.21) | |
65–74 | 31,580 (24.66) | 7474 (21.60) | |
≥75 | 41,158 (32.14) | 18,445 (53.31) | |
IQR | 67 [56,77] | ||
Gender | Male | 63,617 (49.68) | 17,089 (49.39) |
Female | 64,444 (50.32) | 17,510 (50.61) | |
Grade | Well differentiated | 11,309 (8.83) | 2435 (7.04) |
Moderately differentiated | 92,992 (72.62) | 23,472 (67.84) | |
Poorly differentiated | 21,189 (16.55) | 7802 (22.55) | |
Undifferentiated | 2571 (2.01) | 890 (2.57) | |
Histology | Adenocarcinoma | 94,972 (74.16) | 26,063 (75.33) |
Mucinous adenocarcinoma | 11,523 (9.00) | 3829 (11.07) | |
Papillary adenocarcinoma | 11,697 (9.13) | 2366 (6.84) | |
Adenoma. In Adenoma. Polyp | 6525 (5.10) | 1097 (3.17) | |
Signet ring cell carcinoma | 1071 (0.84) | 516 (1.49) | |
Other | 2273 (1.77) | 728 (2.10) | |
Tumor locationb | Right colon | 60,432 (47.19) | 17,735 (51.26) |
Left colon | 37,763 (29.49) | 9471 (27.37) | |
Rectum | 29,866 (23.32) | 7393 (21.37) | |
T stage (AJCC7) | T1 | 13,178 (10.29) | 1843 (5.33) |
T2 | 23,017 (17.97) | 4538 (13.11) | |
T3 | 76,464 (59.71) | 21,734 (62.82) | |
T4a | 8783 (6.86) | 3411 (9.86) | |
T4b | 6619 (5.17) | 3073 (8.88) | |
N stage (AJCC7) | N0 | 76,716 (59.91) | 16,867 (48.75) |
N1a | 15,089 (11.78) | 4285 (12.38) | |
N1b | 15,027 (11.73) | 4842 (13.99) | |
N1c | 787 (0.61) | 110 (0.32) | |
N1nos | 2857 (2.23) | 777 (2.25) | |
N2a | 9686 (7.56) | 3778 (10.92) | |
N2b | 7872 (6.15) | 3937 (11.38) | |
N2nos | 27 (0.02) | 3 (0.01) | |
Tumor size | IQR | 40 mm [30,60] | |
EOD10_PN c | IQR | 0 [0,2] | |
Registry | San Francisco-Oakland SMSA | 6825 (5.33) | 1738 (5.02) |
Connecticut | 6116 (4.78) | 1709 (4.94) | |
Metropolitan Detroit | 6542 (5.11) | 1965 (5.68) | |
Hawaii | 2773 (2.17) | 690 (2.00) | |
Iowa | 4053 (3.16) | 839 (2.42) | |
New Mexico | 2759 (2.15) | 725 (2.10) | |
Seattle (Puget Sound) | 4093 (3.20) | 662 (1.91) | |
Utah | 2604 (2.03) | 649 (1.88) | |
Metropolitan Atlanta | 4135 (3.23) | 1013 (2.93) | |
Alaska | 252 (0.20) | 61 (0.18) | |
San Jose-Monterey | 3255 (2.54) | 745 (2.15) | |
Los Angeles | 13,604 (10.62) | 3718 (10.75) | |
Rural Georgia | 299 (0.23) | 91 (0.26) | |
Greater California | 28,557 (22.30) | 7703 (22.26) | |
Kentucky | 8704 (6.80) | 2488 (7.19) | |
Louisiana | 8131 (6.35) | 2296 (6.64) | |
New Jersey | 15,152 (11.83) | 4696 (13.57) | |
Greater Georgia | 10,207 (7.97) | 2811 (8.12) |