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Characteristics of Patients Diagnosed With Advanced Cancer Between 1998 and 2005 in One of the SEER Regionsa

CharacteristicsAll CancerSites

(N = 87 736)

Stage IIIB-IVLung

(n = 53 300)

Stage IVColorectal

(n = 12 665)

AdvancedStagePancreatic

(n = 12 605)

Stage IVGastroesophageal

(n = 5151)

Stage IVBreast

(n = 4015)

Cancer-FreeControls

(N = 87 307)

Sex
 Male44 558 (51)29 063 (55)6214 (49)5797 (46)3484 (68)044 279 (51)
 Female43 178 (49)24 237 (45)6451 (51)6808 (54)1667 (32)4015 (100)43 028 (49)
Age at diagnosis, y75 (70-80)75 (70-80)77 (71-82)76 (71-81)75 (70-80)76 (71-82)75 (70-80)
Race/ethnicityb
 White71 440 (81)44 208 (83)10 137 (80)10 082 (80)3756 (73)3257 (81)71 423 (82)
 Black8125 (9)4699 (9)1291 (10)1141 (9)545 (11)449 (11)8053 (9)
 Hispanic3667 (4)1834 (3)586 (5)682 (5)379 (7)186 (5)3459 (4)
 Asian2689 (3)1560 (3)386 (3)406 (3)283 (5)54 (1)2631 (3)
 Other1815 (2)999 (2)265 (2)294 (2)188 (4)69 (2)1741 (2)
Marital status
 Married45 942 (52)28 155 (53)6411 (51)7023 (56)3058 (59)1295 (32)NA
 Not married or
unknown
41 794 (48)25 145 (47)6254 (49)5582 (44)2093 (41)2720 (68)NA
Year of diagnosis
 1998-199911 376 (13)6716 (13)1854 (15)1538 (12)714 (14)554 (14)11 283 (13)
 2000-200123 467 (27)14 184 (27)3447 (27)3290 (26)1387 (27)1159 (29)23 361 (27)
 2002-200326 139 (30)16 073 (30)3715 (29)3761 (30)1501 (29)1089 (27)26 040 (30)
 2004-200526 754 (30)16 327 (31)3649 (29)4016 (32)1549 (30)1213 (30)26 623 (30)
Screening historyc
Mammography9461 (26)5838 (26)1250 (21)1984 (32)389 (25)NANA
 Papanicolaou test5219 (13)3026 (14)627 (11)1134 (18)207 (13)225 (6)NA
 Prostate-specific
antigen
14 875 (37)9513 (36)1902 (34)2263 (43)1197 (39)NANA
 Lower GI endoscopy2721 (4)1899 (4)NA573 (5)169 (4)80 (2)NA
 Cholesterol34 465 (43)20 929 (43)4529 (39)5782 (50)1993 (43)1232 (34)NA