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Table 1.

Sociodemographic characteristics of participants in the 2013-2015 National Health Interview Surveysa

Born post-1985b (n = 13,296)Born 1966–1985b (n = 28,089)Born 1945–1965b (n = 28,725)Born pre-1945b (n = 15,100)
Population characteristics% (95%CI)% (95%CI)% (95%CI)% (95%CI)
Demographic characteristics 
Region     
 Northeast 14.4 (12.9–16.1) 15.8 (15.0–16.7) 17.8 (17.0–18.5) 19.6 (18.3–21.0) 
 Midwest 24.8 (22.4–27.4) 23.4 (22.3–24.5) 23.5 (22.7–24.3) 24.1 (22.8–25.5) 
 South 38.5 (35.9–41.1) 38.1 (36.9–39.2) 38.6 (37.6–39.6) 37.1 (35.6–38.7) 
 West 22.3 (20.3–24.3) 22.7 (21.8–23.7) 20.1 (19.3–21.0) 19.1 (18.0–20.2) 
Age (Mean; 95% CI) 23.6 (23.5–23.8) 38.2 (38.1–38.3) 58.8 (58.7–58.9) 77.6 (77.5–77.8) 
Race/Ethnicity 
 Non-Hispanic white 61.0 (59.4–62.6) 61.2 (60.3–62.2) 73.5 (72.6–74.4) 79.9 (78.9–80.9) 
 Non-Hispanic black 14.3 (13.2–15.5) 13.6 (12.9–14.2) 12.5 (11.8–13.1) 9.5 (8.7–10.3) 
 Non-Hispanic Asian 3.7 (3.3–4.2) 3.9 (3.6–4.3) 2.1 (1.9–2.3) 1.9 (1.6–2.2) 
 Non-Hispanic Other 3.1 (2.8–3.6) 3.1 (2.8–3.4) 2.3 (1.9–2.3) 1.9 (1.7–2.2) 
 Hispanic 17.8 (16.7–19.0) 18.2 (17.4–19.0) 9.6 (9.1–10.1) 6.8 (6.3–7.3) 
Gender 
 Male 50.5 (49.3–51.6) 50.4 (49.6–51.2) 48.6 (47.9–49.3) 40.0 (39.0–40.9) 
 Female 49.5 (48.4–50.7) 49.6 (48.8–50.4) 51.4 (50.7–52.1) 60.0 (59.1–61.0) 
Education 
 Less than high school graduate 11.0 (10.2–11.9) 12.0 (11.5–12.6) 12.2 (11.7–12.7) 21.4 (20.4–22.4) 
 High school graduate or GED 25.4 (24.1–26.8) 21.9 (21.2–22.5) 26.9 (26.2–27.7) 31.7 (30.7–32.8) 
 Some college/associate's degree 40.7 (38.8–42.7) 28.9 (28.2–29.7) 29.6 (28.9–30.2) 23.6 (22.7–24.5) 
 Bachelor's degree or higher 22.6 (21.3–24.1) 36.9 (36.0–37.9) 30.9 (30.1–31.7) 22.5 (21.5–23.6) 
Marital status 
 Married/living with partner 28.1 (26.7–29.6) 60.2 (59.4–61.0) 55.0 (54.2–55.8) 39.6 (38.5–40.7) 
 Not currently married (includes divorced, separated, and widowed) 2.3 (2.0–2.7) 15.3 (14.8–15.9) 32.5 (31.8–33.2) 55.5 (54.4–56.6) 
 Never married 69.6 (68.0–71.0) 24.4 (23.7–25.2) 12.5 (11.9–13.1) 4.9 (4.4–5.4) 
Income 
 <$35,000 52.0 (49.9–54.2) 30.6 (29.7–31.4) 34.2 (33.3–35.1) 53.3 (52.0–54.7) 
 $35,000–$74,999 28.8 (27.4–30.3) 31.5 (30.7–32.2) 30.5 (29.8–31.3) 30.8 (29.7–31.9) 
 $75,000–$99,999 8.0 (7.4–8.7) 13.4 (12.8–13.9) 11.7 (11.2–12.2) 6.9 (6.4–7.5) 
 $100,000+ 11.1 (10.2–12.1) 24.6 (23.8–25.4) 23.6 (22.8–24.4) 9.0 (8.4–9.6) 
Risk factors 
Alcohol use 
 Lifetime abstainer 25.7 (24.5–27.0) 16.1 (15.5–16.6) 16.5 (15.9–17.1) 27.8 (26.8–28.8) 
 Former 4.7 (4.3–5.1) 9.8 (9.4–10.3) 18.3 (17.7–19.0) 26.0 (25.1–26.9) 
 Current infrequent/light/unknown frequency 43.2 (42.2–44.3) 48.8 (48.0–49.6) 41.9 (41.1–42.6) 30.8 (29.8–31.8) 
 Current moderate/heavy 25.0 (23.7–26.4) 23.7 (23.0–24.5) 21.7 (21.1–22.4) 14.1 (13.3–14.9) 
 Drinking status unknown 1.4 (1.1–1.6) 1.6 (1.4–1.8) 1.6 (1.4–1.8) 1.4 (1.2–1.7) 
Health care factors 
Saw/talked to HCP in last 12 months 
 No 44.5 (44.3–46.6) 38.5 (37.7–39.3) 24.0 (23.3–24.7) 12.6 (11.8–13.4) 
 Yes 53.0 (51.9–54.1) 59.9 (59.1–60.7) 74.5 (73.8–75.2) 86.2 (85.4–87.0) 
 Don't know/Refused/Not ascertained 1.5 (1.2–1.8) 1.6 (1.4–1.8) 1.5 (1.3–1.7) 1.2 (1.0–1.4) 
Have health insurance coverage 
 No 19.7 (18.7–20.8) 18.7 (18.0–19.3) 10.3 (9.9–10.8) 0.4 (0.3–0.6) 
 Yes 79.4 (78.2–80.4) 81.0 (80.3–81.7) 89.4 (88.9–89.8) 99.5 (99.3–99.6) 
 Don't know/Refused/Not ascertained 0.9 (0.7–1.2) 0.3 (0.3–0.4) 0.3 (0.2–0.4) 0.1 (0.1–0.2) 
Other health screenings 
Ever been tested for HIV 
 No 60.3 (58.9–61.6) 45.9 (45.0–46.7) 65.0 (64.2–65.8) 82.5 (81.7–83.2) 
 Yes 35.4 (34.0–36.7) 49.3 (48.5–50.1) 29.8 (29.0–30.5) 11.4 (10.8–12.0) 
 Don't know/Refused/Not ascertained 4.4 (3.9–4.9) 4.8 (4.5–5.2) 5.2 (4.8–5.6) 6.1 (5.6–6.6) 
Blood pressure check, last 12 mo 
 No 20.6 (19.8–21.5) 16.3 (15.7–16.9) 9.1 (8.7–9.6) 4.0 (3.6–4.4) 
 Yes 59.6 (58.4–60.8) 63.2 (62.5–63.9) 70.1 (69.5–70.7) 76.7 (75.8–77.5) 
 Don't know/Refused/Not ascertained 19.7 (18.9–20.6) 20.5 (19.9–21.1) 20.8 (20.2–21.3) 19.4 (18.6–20.2) 
Cholesterol checked last 12 mo 
 No 46.8 (45.7–47.9) 32.7 (31.9–33.4) 17.6 (17.1–18.2) 8.7 (8.1–9.3) 
 Yes 30.0 (29.0–30.9) 45.1 (44.4–45.9) 60.7 (60.1–61.4) 70.0 (69.0–71.0) 
 Don't know/Refused/Not ascertained 23.2 (22.3–24.2) 22.2 (21.6–22.8) 21.7 (21.1–22.2) 21.3 (20.5–22.2) 
Had colon cancer test in last 12 months 
 No — 37.1 (36.4–37.8) 76.5 (75.8–77.1) 77.5 (76.7–78.3) 
 Yes — 2.6 (2.3–2.8) 20.9 (20.3–21.6) 19.8 (19.1–20.6) 
 Don't know/Refused/Not ascertained — 60.4 (59.6–61.1) 2.6 (2.4–2.9) 2.7 (2.4–3.0) 
Born post-1985b (n = 13,296)Born 1966–1985b (n = 28,089)Born 1945–1965b (n = 28,725)Born pre-1945b (n = 15,100)
Population characteristics% (95%CI)% (95%CI)% (95%CI)% (95%CI)
Demographic characteristics 
Region     
 Northeast 14.4 (12.9–16.1) 15.8 (15.0–16.7) 17.8 (17.0–18.5) 19.6 (18.3–21.0) 
 Midwest 24.8 (22.4–27.4) 23.4 (22.3–24.5) 23.5 (22.7–24.3) 24.1 (22.8–25.5) 
 South 38.5 (35.9–41.1) 38.1 (36.9–39.2) 38.6 (37.6–39.6) 37.1 (35.6–38.7) 
 West 22.3 (20.3–24.3) 22.7 (21.8–23.7) 20.1 (19.3–21.0) 19.1 (18.0–20.2) 
Age (Mean; 95% CI) 23.6 (23.5–23.8) 38.2 (38.1–38.3) 58.8 (58.7–58.9) 77.6 (77.5–77.8) 
Race/Ethnicity 
 Non-Hispanic white 61.0 (59.4–62.6) 61.2 (60.3–62.2) 73.5 (72.6–74.4) 79.9 (78.9–80.9) 
 Non-Hispanic black 14.3 (13.2–15.5) 13.6 (12.9–14.2) 12.5 (11.8–13.1) 9.5 (8.7–10.3) 
 Non-Hispanic Asian 3.7 (3.3–4.2) 3.9 (3.6–4.3) 2.1 (1.9–2.3) 1.9 (1.6–2.2) 
 Non-Hispanic Other 3.1 (2.8–3.6) 3.1 (2.8–3.4) 2.3 (1.9–2.3) 1.9 (1.7–2.2) 
 Hispanic 17.8 (16.7–19.0) 18.2 (17.4–19.0) 9.6 (9.1–10.1) 6.8 (6.3–7.3) 
Gender 
 Male 50.5 (49.3–51.6) 50.4 (49.6–51.2) 48.6 (47.9–49.3) 40.0 (39.0–40.9) 
 Female 49.5 (48.4–50.7) 49.6 (48.8–50.4) 51.4 (50.7–52.1) 60.0 (59.1–61.0) 
Education 
 Less than high school graduate 11.0 (10.2–11.9) 12.0 (11.5–12.6) 12.2 (11.7–12.7) 21.4 (20.4–22.4) 
 High school graduate or GED 25.4 (24.1–26.8) 21.9 (21.2–22.5) 26.9 (26.2–27.7) 31.7 (30.7–32.8) 
 Some college/associate's degree 40.7 (38.8–42.7) 28.9 (28.2–29.7) 29.6 (28.9–30.2) 23.6 (22.7–24.5) 
 Bachelor's degree or higher 22.6 (21.3–24.1) 36.9 (36.0–37.9) 30.9 (30.1–31.7) 22.5 (21.5–23.6) 
Marital status 
 Married/living with partner 28.1 (26.7–29.6) 60.2 (59.4–61.0) 55.0 (54.2–55.8) 39.6 (38.5–40.7) 
 Not currently married (includes divorced, separated, and widowed) 2.3 (2.0–2.7) 15.3 (14.8–15.9) 32.5 (31.8–33.2) 55.5 (54.4–56.6) 
 Never married 69.6 (68.0–71.0) 24.4 (23.7–25.2) 12.5 (11.9–13.1) 4.9 (4.4–5.4) 
Income 
 <$35,000 52.0 (49.9–54.2) 30.6 (29.7–31.4) 34.2 (33.3–35.1) 53.3 (52.0–54.7) 
 $35,000–$74,999 28.8 (27.4–30.3) 31.5 (30.7–32.2) 30.5 (29.8–31.3) 30.8 (29.7–31.9) 
 $75,000–$99,999 8.0 (7.4–8.7) 13.4 (12.8–13.9) 11.7 (11.2–12.2) 6.9 (6.4–7.5) 
 $100,000+ 11.1 (10.2–12.1) 24.6 (23.8–25.4) 23.6 (22.8–24.4) 9.0 (8.4–9.6) 
Risk factors 
Alcohol use 
 Lifetime abstainer 25.7 (24.5–27.0) 16.1 (15.5–16.6) 16.5 (15.9–17.1) 27.8 (26.8–28.8) 
 Former 4.7 (4.3–5.1) 9.8 (9.4–10.3) 18.3 (17.7–19.0) 26.0 (25.1–26.9) 
 Current infrequent/light/unknown frequency 43.2 (42.2–44.3) 48.8 (48.0–49.6) 41.9 (41.1–42.6) 30.8 (29.8–31.8) 
 Current moderate/heavy 25.0 (23.7–26.4) 23.7 (23.0–24.5) 21.7 (21.1–22.4) 14.1 (13.3–14.9) 
 Drinking status unknown 1.4 (1.1–1.6) 1.6 (1.4–1.8) 1.6 (1.4–1.8) 1.4 (1.2–1.7) 
Health care factors 
Saw/talked to HCP in last 12 months 
 No 44.5 (44.3–46.6) 38.5 (37.7–39.3) 24.0 (23.3–24.7) 12.6 (11.8–13.4) 
 Yes 53.0 (51.9–54.1) 59.9 (59.1–60.7) 74.5 (73.8–75.2) 86.2 (85.4–87.0) 
 Don't know/Refused/Not ascertained 1.5 (1.2–1.8) 1.6 (1.4–1.8) 1.5 (1.3–1.7) 1.2 (1.0–1.4) 
Have health insurance coverage 
 No 19.7 (18.7–20.8) 18.7 (18.0–19.3) 10.3 (9.9–10.8) 0.4 (0.3–0.6) 
 Yes 79.4 (78.2–80.4) 81.0 (80.3–81.7) 89.4 (88.9–89.8) 99.5 (99.3–99.6) 
 Don't know/Refused/Not ascertained 0.9 (0.7–1.2) 0.3 (0.3–0.4) 0.3 (0.2–0.4) 0.1 (0.1–0.2) 
Other health screenings 
Ever been tested for HIV 
 No 60.3 (58.9–61.6) 45.9 (45.0–46.7) 65.0 (64.2–65.8) 82.5 (81.7–83.2) 
 Yes 35.4 (34.0–36.7) 49.3 (48.5–50.1) 29.8 (29.0–30.5) 11.4 (10.8–12.0) 
 Don't know/Refused/Not ascertained 4.4 (3.9–4.9) 4.8 (4.5–5.2) 5.2 (4.8–5.6) 6.1 (5.6–6.6) 
Blood pressure check, last 12 mo 
 No 20.6 (19.8–21.5) 16.3 (15.7–16.9) 9.1 (8.7–9.6) 4.0 (3.6–4.4) 
 Yes 59.6 (58.4–60.8) 63.2 (62.5–63.9) 70.1 (69.5–70.7) 76.7 (75.8–77.5) 
 Don't know/Refused/Not ascertained 19.7 (18.9–20.6) 20.5 (19.9–21.1) 20.8 (20.2–21.3) 19.4 (18.6–20.2) 
Cholesterol checked last 12 mo 
 No 46.8 (45.7–47.9) 32.7 (31.9–33.4) 17.6 (17.1–18.2) 8.7 (8.1–9.3) 
 Yes 30.0 (29.0–30.9) 45.1 (44.4–45.9) 60.7 (60.1–61.4) 70.0 (69.0–71.0) 
 Don't know/Refused/Not ascertained 23.2 (22.3–24.2) 22.2 (21.6–22.8) 21.7 (21.1–22.2) 21.3 (20.5–22.2) 
Had colon cancer test in last 12 months 
 No — 37.1 (36.4–37.8) 76.5 (75.8–77.1) 77.5 (76.7–78.3) 
 Yes — 2.6 (2.3–2.8) 20.9 (20.3–21.6) 19.8 (19.1–20.6) 
 Don't know/Refused/Not ascertained — 60.4 (59.6–61.1) 2.6 (2.4–2.9) 2.7 (2.4–3.0) 

aThis is table includes both low- and high-risk participants (work in healthcare, former, regular alcohol consumption, lived with someone with hepatitis, or a personal history of: liver cancer, hepatitis, any liver condition, or a chronic liver condition).

bAll variables listed were significantly different between age groups (P < 0.0001).

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