TABLE 1.
Demographic characteristics for infant and noninfant (1–10 years) pediatric patients with ALL and AML
| Patients with ALL (N = 10 359) | Patients with AML (N = 871) | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Overall, N | <1 year, n (%) | 1–10 years, n (%) | p-Valuea | Overall, N | <1 year, n (%) | 1–10 years, n (%) | p-Valuea | p-Valueb | |
| Total number of patients | 10 359 | 405 (3.9) | 9954 (96.1) | 871 | 189 (21.7) | 682 (78.3) | |||
| Gender | .02 | .831 | .598 | ||||||
| Male | 5572 (53.8) | 194 (48.0) | 5278 (54.0) | 453 (52.0) | 97 (51.3) | 356 (52.2) | |||
| Female | 4784 (46.2) | 210 (52.0) | 4574 (46.0) | 418 (48.0) | 92 (48.7) | 326 (47.8) | |||
| Race | .01 | .251 | .029 | ||||||
| White | 7563 (75.1) | 278 (69.8) | 7285 (75.3) | 595 (70.7) | 133 (70.4) | 462 (67.7) | |||
| Black | 741 (7.4) | 44 (11.1) | 697 (7.2) | 110 (13.1) | 25 (13.2) | 85 (12.5) | |||
| Other races | 1765 (17.5) | 76 (19.1) | 1689 (17.5) | 137 (16.3) | 22 (11.6) | 115 (16.9) | |||
| Ethnicity | .20 | .106 | <.0001 | ||||||
| Hispanic/Latino | 2508 (24.2) | 105 (25.9) | 2403 (24.1) | 190 (21.8) | 33 (17.5) | 157 (23.0) | |||
| Non-Hispanic/Latino | 2999 (29) | 101 (24.9) | 2898 (29.1) | 357 (41.0) | 89 (47.1) | 268 (39.3) | |||
| Unknown | 4852 (46.8) | 199 (49.1) | 4653 (46.8) | 324 (37.2) | 67 (35.5) | 257 (37.7) | |||
| Insurance | .60 | .439 | .890 | ||||||
| Private | 4292 (41.8) | 165 (41) | 4127 (41.8) | 349 (40.8) | 76 (40.2) | 273 (40.0) | |||
| Public | 4284 (41.7) | 177 (43.9) | 4107 (41.6) | 397 (46.4) | 82 (43.4) | 315 (46.2) | |||
| Other payers | 1691 (16.5) | 61 (15.1) | 1630 (16.5) | 110 (12.9) | 29 (15.3) | 81 (11.9) | |||
| Region | .70 | .562 | .992 | ||||||
| Midwest | 2705 (26.1) | 99 (24.4) | 2606 (26.2) | 238 (27.3) | 46 (24.3) | 192 (28.1) | |||
| Northeast | 1110 (10.7) | 45 (11.1) | 1065 (10.7) | 84 (9.6) | 22 (11.6) | 62 (9.1) | |||
| South | 3468 (33.5) | 146 (36.1) | 3322 (33.4) | 289 (33.2) | 66 (34.9) | 223 (32.7) | |||
| West | 3076 (29.7) | 115 (28.4) | 2961 (29.7) | 260 (29.9) | 55 (29.1) | 205 (30.1) | |||
| Anthracycline in induction | <.001 | 1.00 | .007 | ||||||
| Yes | 3208 (31.0) | 391 (96.5) | 2817 (28.3) | 871 (100) | 189 (100) | 682 (100) | |||
| No | 7151 (69.0) | 14 (3.5) | 7137 (71.7) | 0 (0) | 0 (0) | 0 (0) | |||
Abbreviations: ALL, acute lymphoid leukemia; AML, acute myeloid leukemia.
a
p-Value for the comparison of demographic distributions by age group (infant vs. noninfant), separately for ALL and AML.
b
p-Value for the comparison of demographic distributions among infants by disease group (i.e., ALL vs. AML).