TABLE 3.
Cigarette Use Recorded in 10 Central Cancer Registries by Tobacco-Associated Cancer Type, 2011-2013
| Cancer Type | Total Cases, No. | Total Known, No.a | Percent Knownb | Ever User, %c | Current User, % | Former User, % | Never User, % |
|---|---|---|---|---|---|---|---|
| All cancers | 1,646,502 | 846,212 | 51.4 | 48.9 | 17.6 | 31.3 | 51.1 |
| Non–tobacco-associated cancers | 1,017,984 | 498,409 | 49.0 | 39.0 | 12.4 | 26.6 | 61.0 |
| Tobacco-associated cancers | 628,518 | 347,803 | 55.3 | 63.2 | 25.1 | 38.1 | 36.8 |
| Larynx | 11,849 | 7067 | 59.6 | 86.2 | 44.6 | 41.6 | 13.8 |
| Trachea, lung, and bronchus | 188,386 | 109,438 | 58.1 | 85.1 | 36.4 | 48.8 | 14.9 |
| Esophagus | 14,736 | 8282 | 56.2 | 70.9 | 26.2 | 44.7 | 29.1 |
| Lip, oral cavity, and pharynx | 40,945 | 22,855 | 55.8 | 65.7 | 29.1 | 36.6 | 34.3 |
| Urinary bladder | 62,352 | 32,362 | 51.9 | 63.8 | 21.0 | 42.8 | 36.2 |
| Liver | 28,841 | 14,154 | 49.1 | 62.8 | 27.6 | 35.1 | 37.2 |
| Stomach | 23,405 | 12,187 | 52.1 | 50.4 | 16.5 | 33.9 | 49.6 |
| Pancreas | 41,363 | 21,994 | 53.2 | 49.2 | 17.0 | 32.3 | 50.8 |
| Kidney and renal pelvis | 54,928 | 28,318 | 51.6 | 48.8 | 17.5 | 31.2 | 51.2 |
| Colon and rectum | 135,236 | 76,438 | 56.5 | 43.7 | 15.1 | 28.6 | 56.3 |
| Acute myeloid leukemia | 13,321 | 7448 | 55.9 | 41.6 | 11.8 | 29.8 | 58.4 |
| Cervix uteri | 13,156 | 7260 | 55.2 | 41.5 | 24.2 | 17.3 | 58.5 |
a
Cases in this column served as the denominator for calculating the row percentages of ever, current, former, and never cigarette users.
b
The percent known was calculated by the division of the total known cases by the total cases.
c
Ever users represent the sum of the current and former user columns.