Table 1.

Demographic and tumor characteristics of lung cancer patients diagnosed during 1990 to 2003, ACTUR

Small cell lung cancerAdenocarcinomaSquamous cell carcinomaLarge cell carcinoma
CharacteristicWhite n = 1,710Black n = 124PbWhite n = 3,443Black n = 433PbWhite n = 2,467Black n = 274PbWhite n = 1,534Black n = 196Pb
Age, yaNo. of patients, %No. of patients, %No. of patients, %43
 20–4430 (1.7)7 (5.7)<0.01142 (4.1)35 (8.1)<0.0134 (1.4)7 (2.5)<0.0155 (3.6)17 (8.7)<0.01
 45–54205 (12.0)18 (14.5)399 (11.6)95 (21.9)198 (8.0)35 (12.8)194 (12.6)38 (19.4)
 55–64673 (39.4)53 (42.7)1,346 (39.1)180 (41.6)896 (36.3)135 (49.3)560 (36.5)76 (38.8)
 65–74573 (33.5)42(33.9)1,153 (33.5)94 (21.7)965 (39.1)80 (29.2)531 (34.6)51 (26.0)
 ≥75229 (13.4)4 (3.2)403 (11.7)29 (6.7)374 (15.2)17 (6.2)194 (12.7)14 (7.1)
Sexa
 Men1,058 (61.9)73 (58.9)0.512,103 (61.1)297 (68.6)<0.011,880 (76.2)203 (74.1)0.441,055 (68.8)155 (79.1)<0.01
 Women652 (38.1)51 (41.1)1,340 (38.9)136 (31.4)587 (23.8)71 (25.9)479 (31.2)41 (20.9)
Active dutya
 Yes26 (1.5)7 (5.6)<0.0192 (2.7)27 (6.2)<0.0126 (1.1)8 (2.9)0.0143 (2.8)13 (6.6)<0.01
 No1,684 (98.5)117 (94.4)3,351 (97.3)406 (93.8)2,441 (98.9)266 (97.1)1,491 (97.2)183 (93.4)
Tumor stagea
 Localized242 (14.2)15 (12.1)0.471,191 (34.6)141 (32.6)0.47840 (34.1)84 (30.7)0.22338 (22.0)35 (17.9)0.56
 Regional455 (26.6)41 (33.1)957 (27.8)119 (27.5)931 (37.7)105 (38.3)449 (29.3)62 (31.6)
 Distant893 (52.2)60 (48.4)1,151 (33.4)159 (36.7)573 (23.2)76 (27.7)629 (41.0)85 (43.4)
 Unknown120 (7.0)8 (6.4)144 (4.2)14 (3.2)123 (5.0)9 (3.3)118 (7.7)14 (7.1)
Tumor gradea
 I6 (0.3)0 (0.0)0.56384 (11.1)48 (11.1)0.47114 (4.6)18 (6.6)0.1211 (0.7)1 (0.5)0.06
 II22 (1.3)2 (1.6)9.5 (26.3)97 (22.4)838 (34.0)85 (31.0)38 (2.5)5 (2.5)
 III172 (10.1)18 (14.5)1,310 (38.1)177 (40.9)931 (37.7)91 (33.2)694 (45.2)89 (45.4)
 IV586 (34.3)40 (32.3)23 (0.7)4 (0.9)12 (0.5)1 (0.4)228 (14.9)15 (7.7)
 Unknown924 (54.0)64 (51.6)821 (23.8)107 (24.7)572 (23.2)79 (28.8)563 (36.7)86 (43.9)
Surgery
 Yes171 (10.0)8 (6.5)0.391,832 (53.2)216 (49.6)0.331,057 (42.8)106 (38.7)0.30449 (29.3)55 (28.1)0.55
 No1,531 (89.5)115 (92.7)1,601 (46.5)215 (49.9)1,405 (57.0)168 (61.3)1,077 (70.2)141 (71.9)
 Unknown8 (0.5)1 (0.8)10 (0.3)2 (0.5)5 (0.2)0 (0.0)8 (0.5)0 (0.0)
Radiation
 Yes755 (44.2)77 (62.1)<0.011,333 (38.7)223 (39.5)0.131,241 (50.3)145 (52.9)0.71829 (54.0)112 (57.2)0.70
 No883 (51.6)44 (35.5)1,984 (57.6)304 (55.0)1,121 (45.4)118 (43.1)602 (39.3)71 (36.2)
 Unknown72 (4.2)3 (2.4)126 (3.7)25 (5.5)105 (4.3)11 (4.0)103 (6.7)13 (6.6)
Chemotherapy
 Yes1,362 (79.7)100 (80.7)0.79805 (23.4)116 (26.8)<0.01555 (22.5)66 (24.1)0.66425 (27.7)68 (34.7)0.11
 No293 (17.1)19 (15.3)2,524 (73.3)290 (67.0)1,825 (74.0)199 (72.6)1,028 (67.0)120 (61.2)
 Unknown55 (3.2)5 (4.0)114 (3.3)27 (6.2)87 (3.5)9 (3.3)81 (5.3)8 (4.1)
Recurrence
 Yes338 (19.8)32 (25.8)0.11600 (17.4)92 (21.3)0.05385 (15.6)40 (14.6)0.66219 (14.3)33 (16.8)0.34
 No1,372 (80.2)136 (74.2)2,843 (82.6)341 (78.7)2,082 (84.4)234 (85.4)1,315 (85.7)163 (83.2)
  • aAt the time of diagnosis.

  • bχ2 test.