Table 2. Estimated Age-Adjusted Prevalence of Current Smokers, Former Smokers, and Never Smokers Among US Adults Aged 18 Years or Older by Cancer Type: US National Health Interview Survey, 2017.
| Variable | Participants | Percentage (95%CI) | |||
|---|---|---|---|---|---|
| Observed No. | Survey-weighted No. | Current smokersa | Former smokersb | Never smokersc | |
| Population | 26 742 | 246 657 271 | 14.12 (13.51-14.75) | 21.73 (21.06-22.41) | 64.15 (63.23-65.05) |
| Participants with cancer | 3068 | 23 222 976 | 13.16 (10.99-15.67) | 26.13 (23.2-29.29) | 60.71 (57.01-64.3) |
| Participants without cancer | 23 655 | 223 305 854 | 14.20 (13.57-14.85) | 21.02 (20.32-21.73) | 64.79 (63.85-65.71) |
| Smoking-related cancersd | 757 | 5 787 453 | 19.78 (15.62-24.72) | 29.11 (23.66-35.24) | 51.11 (44.26-57.91) |
| Non–smoking-related cancers | 2465 | 18 454 422 | 10.63 (8.477-13.26) | 24.26 (21.26-27.53) | 65.11 (61.44-68.61) |
| Bladdere | 77 | 587 574 | 16.65 (8.396-30.33) | 29.72 (19.51-42.44) | 53.64 (42.5-64.42) |
| Bloode | 22 | 149 637 | 21.24 (1.684-80.95) | 48.28 (9.712-89.01) | 30.48 (9.508-64.65) |
| Bone | 24 | 174 174 | 3.12 (0.11-48.44) | 54.57 (20.38-84.93) | 42.31 (13.53-77.47) |
| Brain | 21 | 202 250 | 16.18 (4.172-46.12) | 27.15 (11.63-51.36) | 56.67 (39.36-72.48) |
| Breast | 563 | 3 957 798 | 12.64 (5.961-24.82) | 23.27 (17.96-29.58) | 64.10 (53.54-73.44) |
| Cervixe | 173 | 1 219 324 | 32.24 (23.77-42.06) | 30.76 (22.33-40.72) | 37.00 (28.27-46.67) |
| Colone | 170 | 1 350 653 | 7.65 (3.67-15.29) | 23.46 (14.48-35.68) | 68.89 (55.86-79.48) |
| Esophaguse | 10 | 74 214 | 2.48 (NE) | 25.18 (NE) | 72.34 (NE) |
| Gallbladder | 0 | 0 | NE | NE | NE |
| Kidneye | 76 | 556 126 | 30.08 (12.88-55.6) | 17.37 (11.8-24.83) | 52.55 (30.73-73.43) |
| Larynxe | 12 | 121 505 | 0.00 (NE) | 90.12 (NE) | 9.88 (NE) |
| Leukemiae | 45 | 392 573 | 10.64 (3.10-30.74) | 23.43 (10.54-44.27) | 65.94 (46.11-81.41) |
| Livere | 14 | 80 249 | 18.75 (NE) | 22.55 (NE) | 58.70 (NE) |
| Lunge | 97 | 634 886 | 10.19 (4.57-21.19) | 34.43 (24.91-45.39) | 55.38 (46.63-63.8) |
| Lymphoma | 94 | 694 268 | 1.68 (0.59-4.67) | 21.18 (14.05-30.64) | 77.14 (67.71-84.45) |
| Melanoma | 245 | 1 880 127 | 15.00 (7.64-27.34) | 32.08 (24.69-40.48) | 52.92 (42.12-63.46) |
| Mouthe | 15 | 134 983 | 17.73 (3.25-58.03) | 32.07 (10.63-65.22) | 50.19 (29.86-70.46) |
| Ovary | 58 | 496 080 | 26.32 (13.53-44.92) | 20.67 (11.11-35.2) | 53.01 (35.77-69.56) |
| Pancrease | 18 | 137 481 | 41.06 (NE) | 25.69 (NE) | 33.25 (NE) |
| Prostate | 369 | 2 813 128 | 9.30 (5.88-14.41) | 22.62 (17.65-28.51) | 68.07 (61.88-73.69) |
| Rectume | 22 | 167 961 | 8.08 (1.29-37.2) | 32.48 (13.55-59.63) | 59.44 (37.9-77.87) |
| Skin (nonmelanoma) | 653 | 4 899 662 | 4.96 (3.42-7.13) | 28.06 (21.32-35.96) | 66.98 (59.09-74.02) |
| Skin (type unknown) | 288 | 2 058 736 | 11.22 (5.40-21.89) | 31.14 (21.56-42.67) | 57.64 (46.41-68.13) |
| Soft tissue | 16 | 126 321 | 9.44 (2.0-34.77) | 9.71 (1.83-38.33) | 80.85 (54.86-93.62) |
| Stomache | 29 | 319 306 | 24.23 (6.662-58.9) | 31.52 (11.37-62.29) | 44.25 (18.56-73.44) |
| Testis | 19 | 153 770 | 10.94 (1.47-50.27) | 31.58 (14.45-55.78) | 57.48 (33.66-78.27) |
| Throate | 22 | 169 245 | 7.74 (0.26-72.71) | 25.30 (5.92-64.6) | 66.95 (29.22-90.86) |
| Thyroid | 79 | 631 050 | 5.33 (2.49-11.03) | 15.02 (8.84-24.38) | 79.65 (69.69-86.95) |
| Uterus | 125 | 888 225 | 19.13 (10.27-32.84) | 16.20 (9.48-26.31) | 64.66 (50.32-76.78) |
| Other | 168 | 1 289 535 | 18.74 (9.57-33.47) | 32.52 (22.70-44.17) | 48.73 (35.76-61.88) |
Abbreviation: NE, not estimable because of low sample size.
a
Current smokers are persons who reported smoking at least 100 cigarettes during their lifetime and who, at the time of the interview, reported smoking every day or some days.
b
Former smokers are persons who reported smoking at least 100 cigarettes during their lifetime but who currently did not smoke.
c
Never smokers are persons who reported never smoking 100 cigarettes during their lifetime.
d
Includes cancers of the bladder, blood, cervix, colon, esophagus, kidney, larynx, windpipe, leukemia, lung, liver, mouth, tongue, lip, pancreas, rectum, stomach, throat, pharynx, and uterus.
e
Smoking-related cancers.