Table 1.

Baseline information of U.S. adults: HINTS 2012, 2014, and 2017, population estimates percentage (95% CI)

Screening consultation for lung cancer
201220142017
CharacteristicsNYesNoPNYesNoPNYesNoP
Demographics
Age group<0.0001<0.0001<0.0001
 18–541,6363.6 (2.4–4.7)96.4 (95.3–97.6)1,4752.6 (1.3–3.9)97.4 (96.1–98.7)1,2192.0 (1.0–3.0)98.0 (97.0–99.0)
 55–771,32212.2 (9.7–14.7)87.8 (85.3–90.3)1,5227.2 (5.5–8.9)92.8 (91.1–94.5)1,5028.0 (6.3–9.7)92.0 (90.3–93.7)
 78+26317.0 (9.7–24.3)83.0 (75.7–90.3)2747.3 (4.0–10.5)92.7 (89.5–96.0)23010.4 (5.5–15.4)89.6 (84.6–94.5)
Smoking status<0.00010.0050.0001
 Current53812.0 (8.8–15.3)88.0 (84.7–91.2)4458.4 (5.2–11.6)91.6 (88.4–94.8)3808.7 (5.9–11.5)91.3 (88.5–94.1)
 Former8249.1 (6.3–11.9)90.9 (88.1–93.7)8705.5 (3.8–7.2)94.5 (92.8–96.2)7887.3 (4.8–9.9)92.7 (90.1–95.2)
 Never1,8594.0 (2.5–5.5)96.0 (94.5–97.5)1,9562.6 (1.3–3.9)97.4 (96.1–98.7)1,7832.1 (1.4–2.9)97.9 (97.1–98.6)
Sex0.2460.9890.152
 Male1,2687.3 (5.2–9.4)92.7 (90.6–94.8)1,2634.1 (2.6–5.5)95.9 (94.5–97.4)1,1635.1 (3.4–6.7)94.9 (93.3–96.6)
 Female1,8285.6 (4.0–7.2)94.4 (92.8–96.0)1,8664.1 (2.7–5.5)95.9 (94.5–97.3)1,6533.4 (2.5–4.3)96.6 (95.7–97.5)
Race/ethnicity0.7780.0470.199
 Non-Hispanic white1,8906.0 (4.5–7.5)94.0 (92.5–95.5)1,8442.4 (1.6–3.2)97.6 (96.8–98.4)1,7644.4 (3.1–5.8)95.6 (94.2–96.9)
 Non-Hispanic black4387.1 (4.5–9.8)92.9 (90.2–95.5)4887.1 (2.9–11.3)92.9 (88.7–97.1)3765.0 (2.3–7.8)95.0 (92.2–97.7)
 Hispanic4566.4 (3.8–8.9)93.6 (91.1–96.2)4825.4 (1.7–9.2)94.6 (90.8–98.3)3842.6 (1.0–4.2)97.4 (95.8–99.0)
 Other1974.9 (0.8–8.9)95.1 (91.1–99.2)2163.7 (0.0–7.6)96.3 (92.4–100)2273.6 (1.2–6.0)96.4 (94.0–98.8)
Education0.0190.2090.129
 Less than high school27512.8 (7.8–17.7)87.2 (82.3–92.2)2769.5 (5.0–14)90.5 (86.0–95.0)1906.4 (2.9–9.9)93.6 (90.1–97.1)
 High school graduate6867.4 (4.9–9.8)92.6 (90.2–95.1)6034.1 (2.0–6.3)95.9 (93.7–98.0)5535.4 (3.3–7.5)94.6 (92.5–96.7)
 Some college9536.8 (4.5–9.1)93.2 (90.9–95.5)9912.8 (1.0.6–4)97.2 (96.0–98.4)8674.5 (2.9–6.0)95.5 (94.0–97.1)
 College or higher1,2883.5 (2.3–4.8)96.5 (95.2–97.7)1,3803.6 (1.9–5.3)96.4 (94.7–98.1)1,3263.0 (1.8–4.3)97.0 (95.7–98.2)
Marital status0.0020.0050.016
 Single6204.5 (2.1–6.9)95.5 (93.1–97.9)5883.3 (1.3–5.3)96.7 (94.7–98.7)5002.8 (1.5–4.0)97.2 (96.0–98.5)
 Divorced/widowed/separated91811.5 (8.3–14.7)88.5 (85.3–91.7)1,0068.7 (5.7–11.7)91.3 (88.3–94.3)8186.3 (4.1–8.5)93.7 (91.5–95.9)
 Married1,6836.5 (5.1–7.9)93.5 (92.1–94.9)1,6773.4 (2.2–4.6)96.6 (95.4–97.8)1,6334.7 (3.1–6.3)95.3 (93.7–96.9)
Family Income0.1720.0100.458
 Less than $20,0006469.8 (6.8–12.9)90.2 (87.1–93.2)6627.1 (4.7–9.4)92.9 (90.6–95.3)4815.1 (3.3–6.9)94.9 (93.1–96.7)
 $20,000 to < $35,0004428.2 (4.1–12.2)91.8 (87.8–95.9)4465.9 (1.5–10.3)94.1 (89.8–98.5)3796.1 (2.7–9.6)93.9 (90.4–97.3)
 $35,000 to < $50,0004094.3 (2.2–6.5)95.7 (93.5–97.8)4341.8 (0.8–2.8)98.2 (97.2–99.2)3534.3 (1.9–6.7)95.7 (93.3–98.1)
 $50,000 to < $75,0004975.3 (3.2–7.4)94.7 (92.6–96.8)5093.7 (1.0–6.3)96.3 (93.7–99.0)4913.8 (1.5–6.2)96.2 (93.8–98.5)
 $75,000 or More8575.0 (2.3–7.6)95.0 (92.4–97.7)9182.8 (1.1–4.6)97.2 (95.4–98.9)9963.5 (2.2–4.8)96.5 (95.2–97.8)
Employment0.0010.064<0.0001
 Employed1,6914.6 (3.0–6.1)95.5 (93.9–97.0)1,6632.9 (1.5–4.3)97.1 (95.7–98.5)1,5072.9 (1.8–4.0)97.1 (96.0–98.2)
 Not employed1,5249.4 (7.3–11.6)90.6 (88.4–92.7)1,6036.0 (4.6–7.5)94.0 (92.5–95.4)1,4376.3 (4.9–7.7)93.7 (92.3–95.1)
Census Region0.0750.1070.574
 Northeast4879.8 (5.9–13.8)90.2 (86.2–94.1)5125.6 (2.3–8.8)94.4 (91.2–97.7)4745.1 (2.6–7.6)94.9 (92.4–97.4)
 Midwest6206.1 (3.5–8.8)93.9 (91.2–96.5)6233.6 (1.5–5.6)96.4 (94.4–98.5)5583.9 (1.8–6.1)96.1 (93.9–98.2)
 South1,3616.9 (5.0–8.8)93.1 (91.2–95.0)1,3824.1 (2.9–5.3)95.9 (94.7–97.1)1,2434.5 (3.0–6.1)95.5 (93.9–97.0)
 West7534.3 (3.0–5.6)95.7 (94.4–97.0)7543.7 (1.3–6.2)96.3 (93.8–98.7)6763.8 (2.4–5.3)96.2 (94.7–97.6)
Health characteristics
Health Insurance<0.00010.7930.259
 Yes2,6857.5 (6.1–9.0)92.5 (91.0–93.9)2,8603.9 (2.8–5.0)96.1 (95.0–97.2)2,7944.4 (3.4–5.3)95.6 (94.7–96.6)
 No5092.8 (0.9–4.8)97.2 (95.2–99.1)3634.4 (0.3–8.5)95.6 (91.5–99.7)1333.7 (0.0–7.8)96.3 (92.2–100.0)
General Health<0.00010.0230.051
 Excellent3461.3 (0.2–2.3)98.7 (97.7–99.8)3464.4 (0.5–8.3)95.6 (91.7–99.5)3353.8 (0.0–7.7)96.2 (92.3–100.0)
 Very good1,1105.4 (3.5–7.4)94.6 (92.6–96.5)1,0893.5 (1.8–5.3)96.5 (94.7–98.2)1,0753.0 (2.0–3.9)97.0 (96.1–98.0)
 Good1,1477.2 (5.2–9.1)92.8 (90.9–94.8)1,2183.8 (2.3–5.2)96.2 (94.8–97.7)1,0144.6 (3.1–6.2)95.4 (93.8–96.9)
 Fair43111.2 (7.1–15.2)88.8 (84.8–92.9)4256.3 (3.3–9.2)93.7 (90.8–96.7)4396.6 (3.8–9.3)93.4 (90.7–96.2)
 Poor10416.0 (5.2–26.7)84.0 (73.3–94.8)11010.1 (4.9–15.4)89.9 (84.6–95.1)688.3 (0.0–17.0)91.7 (83.0–100.0)
Considering quitting smoking in the next 6 months0.1740.5490.207
 Yes36413.8 (8.9–18.6)86.2 (81.4–91.1)2839.1 (4.5–13.7)90.9 (86.3–95.5)23710.1 (6.2–14.0)89.9 (86.0–93.8)
 No1688.7 (3.9–13.5)91.3 (86.5–96.1)1577.4 (2.7–12.1)92.6 (87.9–97.3)1356.2 (1.4–11.0)93.8 (89.0–98.6)
Stopped smoking for one day or longer0.0120.2540.411
 Yes51313.3 (9.4–17.3)86.7 (82.7–90.6)2759.9 (5.0–14.8)90.1 (85.2–95.0)2359.7 (5.8–13.6)90.3 (86.4–94.2)
 No6907.8 (5.5–10.0)92.2 (90.0–94.5)1696.4 (2.3–10.4)93.6 (89.6–97.7)1447.0 (2.4–11.7)93.0 (88.3–97.6)
Diagnosed with cancer other than lung cancer0.0010.0020.004
 Yes40316.5 (11.4–21.6)83.5 (78.4–88.6)44712.0 (7.5–16.5)88.0 (83.5–92.5)43010.5 (6.8–14.1)89.5 (85.9–93.2)
 No2,8185.8 (4.6–7.1)94.2 (92.9–95.4)2,8243.5 (2.5–4.5)96.5 (95.5–97.5)2,5213.8 (2.8–4.8)96.2 (95.2–97.2)
Diagnosed with lung cancer0.1110.0430.068
 Yes1332.5 (0–72.8)67.5 (27.2–100.0)1219.8 (0.0–47.0)80.2 (53.0–100.0)1161.6 (19.5–100.0)38.4 (0.0–80.5)
 No3,1976.6 (5.3–7.8)93.4 (92.2–94.7)3,2354.1 (3.1–5.2)95.9 (94.8–96.9)2,9304.2 (3.3–5.1)95.8 (94.9–96.7)
Family history of any cancer0.2130.8320.187
 Yes1987.3 (5.6–9.0)92.7 (91.0–94.4)2,2634.3 (3.1–5.5)95.7 (94.5–96.9)2,1014.8 (3.6–6.1)95.2 (93.9–96.4)
 No585.3 (3.1–7.6)94.7 (92.4–96.9)8153.9 (1.9–5.9)96.1 (94.1–98.1)6853.0 (1.8–4.2)97.0 (95.8–98.2)
 Not sure204.8 (1.5–8.2)95.2 (91.8–98.5)1614.3 (0.0–9.1)95.7 (90.9–100)1443.7 (0.6–6.9)96.3 (93.1–99.4)
Comorbid conditions
 Diabetes0.0010.1270.002
  Yes57312.7 (9.1–16.2)87.3 (83.8–90.9)6067.4 (4.4–10.4)92.6 (89.6–95.6)56910.3 (5.8–14.8)89.7 (85.2–94.2)
  No2,5485.6 (4.3–6.9)94.4 (93.1–95.7)2,5753.6 (2.4–4.8)96.4 (95.2–97.6)2,3382.9 (2.2–3.7)97.1 (96.3–97.8)
 High blood pressure<0.00010.075<0.0001
  Yes1,31911.6 (8.9–14.4)88.4 (85.6–91.1)1,4195.3 (4.0–6.6)94.7 (93.4–96.0)1,3037.8 (5.6–10.0)92.2 (90.0–94.4)
  No1,8154.0 (2.8–5.2)96.0 (94.8–97.2)1,7793.6 (2.2–5.0)96.4 (95.0–97.8)1,6032.0 (1.4–2.6)98.0 (97.4–98.6)
 Heart disease<0.00010.0180.008
  Yes32219.2 (13.2–25.1)80.8 (74.9–86.8)3237.5 (3.6–11.4)92.5 (88.6–96.4)28310.5 (5.2–15.9)89.5 (84.1–94.8)
  No2,8125.6 (4.5–6.8)94.4 (93.2–95.5)2,8673.9 (2.8–5.0)96.1 (95.0–97.2)2,6333.7 (2.8–4.7)96.3 (95.3–97.2)
 Lung disease0.0010.0150.0003
  Yes44815.7 (9.8–21.6)84.3 (78.4–90.2)4228.2 (5.1–11.2)91.8 (88.8–94.9)38811.8 (7.9–15.6)88.2 (84.4–92.1)
  No2,6835.0 (3.6–6.3)95.0 (93.7–96.4)2,7733.6 (2.5–4.7)96.4 (95.3–97.5)2,5243.0 (2.3–3.8)97.0 (96.2–97.7)