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. Author manuscript; available in PMC: 2024 Mar 24.
Published in final edited form as: Pediatrics. 2022 Jul 1;150(1):e2022056597. doi: 10.1542/peds.2022-056597

TABLE 1.

Sample Characteristics of Adolescents Aged 13 to 17 Years in the United States, by Demographic and Access-to-Care Variables, NIS-Teen, 2015 to 2020

Survey Year
2015 2016 2017 2018 2019 2020
Subgroup and Age Group, y Sample Weighted % Sample Weighted % Sample Weighted % Sample Weighted % Sample Weighted % Sample Weighted %

Total 21 875 100 20 475 100 20 949 100 18 700 100 18 788 100 17 970 100
Parental report of provider recommendation for HPV vaccine
 Yes 13 964 68.4 (67.1–69.6) 13 733 71.4 (70.2–72.7) 14906 75.3 (74.1–76.5) 13 559 77.5 (76.4–78.7) 14054 79.6 (78.2–80.9) 13 786 81.5 (80.4–82.7)
 No 5935 31.6 (30.4–32.9) 4908 28.6 (27.3–29.8) 4294 24.7 (23.5–25.9) 3693 22.5 (21.3–23.6) 3280 20.4 (19.1–21.8) 2747 18.5 (17.3–19.6)
Age, y
 13–15 13 488 60.7 (59.4–61.9) 12 578 60.5 (59.2–61.7) 12 924 60.7 (59.5–62.0) 11 468 60.5 (59.2–61.8) 11 687 61.2 (59.6–62.6) 11 071 60.6 (59.2–61.9)
 16–17 8387 39.3 (38.1–40.6) 7897 39.5 (38.3–40.8) 8025 39.3 (38.0–40.5) 7232 39.5 (38.2–40.8) 7101 38.8 (37.4–40.4) 6899 39.4 (38.1–40.8)
Sex
 Male 11 367 51.1 (49.8–52.4) 10814 51.1 (49.8–52.3) 11 104 51.0 (49.7–52.3) 9772 51.0 (49.7–52.4) 9872 51.0 (49.5–52.6) 9445 51.5 (50.1–52.9)
 Female 10 508 48.9 (47.6–50.2) 9661 48.9 (47.7–50.2) 9845 49.0 (47.7–50.3) 8928 49.0 (47.6–50.3) 8916 49.0 (47.4–50.5) 8525 48.5 (47.1–49.9)
Race or ethnicity
 Non-Hispanic White 12 835 53.5 (52.3–54.8) 12 883 52.7 (51.5–54.0) 13010 52.3 (51.1–53.6) 11 128 51.9 (50.6–53.2) 11 883 52.0 (50.5–53.5) 11 348 50.7 (49.4–52.0)
 Non-Hispanic Black 2228 14.0 (13.2–14.9) 1990 13.7 (12.9–14.6) 1743 13.8 (12.9–14.8) 1488 13.7 (12.7–14.7) 1367 13.7 (12.6–14.8) 1614 14.2 (13.2–15.2)
 Hispanic 4610 22.8 (21.6–24.0) 3223 23.2 (22.0–24.5) 3882 23.7 (22.4–24.9) 4021 24.2 (23.0–25.4) 3466 24.7 (23.2–26.3) 3007 23.6 (22.3–25.0)
 American Indian or Alaskan Native 290 0.8 (0.7–1.0) 300 1.0 (0.8–1.2) 257 0.8 (0.6–1.1) 247 0.7 (0.6–0.9) 237 0.8 (0.6–1.0) 195 0.7 (0.6–1.0)
 Asian 751 4.0 (3.5–4.6) 862 4.2 (37–4.8) 818 4.4 (3.8–5.0) 601 4.0 (3.4–47) 607 3.6 (3.1–4.2) 689 4.8 (41–5.5)
 Other 1161 4.8 (4.3–5.3) 1217 5.1 (4.6–57) 1239 5.0 (4.6–5.5) 1215 5.5 (5.0–6.2) 1228 5.3 (47–5.9) 1117 6.0 (5.4–6.7)
Mother’s educational level
 <High school 2955 13.5 (12.5–14.5) 2205 13.4 (12.4–14.4) 2565 13.2 (12.3–14.1) 2368 12.3 (11.4–13.1) 1780 11.5 (10.6–12.5) 1516 12.3 (11.2–13.5)
 High school 3626 22.9 (21.7–24.1) 3253 22.4 (21.3–23.6) 3141 22.1 (21.0–23.3) 2929 21.9 (20.7–23.2) 2679 21.8 (20.4–23.3) 2700 20.9 (19.8–22.1)
 Some college or college graduate 5776 25.8 (24.7–26.9) 5369 25.0 (23.9–26.1) 5166 23.8 (22.7–24.9) 4721 24.2 (23.1–25.3) 4918 23.6 (22.3–24.9) 4570 24.3 (23.1–25.5)
 >College graduate 9518 37.9 (36.7–39.1) 9648 39.2 (38.0–40.4) 10 077 40.9 (39.7–42.1) 8682 41.7 (40.4–43.0) 9411 43.1 (41.6–44.6) 9184 42.5 (41.2–43.8)
Mother’s married status
 Married or living with partner 16 403 69.3 (68.1–70.5) 15 544 69.3 (68.1–70.5) 16 000 70.4 (69.2–71.7) 14095 70.0 (68.7–71.2) 14 327 70.2 (68.6–71.7) 13 528 70.3 (69.0–71.5)
 Widowed, divorced, or separated 3778 22.4 (21.3–23.5) 3448 22.0 (20.9–23.1) 3503 21.2 (20.1–22.3) 3257 21.1 (20.1–22.3) 3155 20.9 (19.6–22.4) 3058 20.6 (19.5–21.7)
 Never married 1475 8.3 (7.7–9.0) 1301 8.7 (8.0–9.5) 1240 8.4 (77–9.2) 1182 8.9 (8.1–9.8) 1139 8.9 (8.0–9.9) 1233 9.2 (8.4–10.0)
Mother’s age, y
 ≤34 1866 9.0 (8.3–9.8) 1686 8.9 (8.2–97) 1599 8.4 (77–9.2) 1407 7.9 (7.2–87) 1286 7.7 (6.9–8 6) 1187 7.3 (6.6–8.1)
 35–44 9241 44.2 (42.9–45.5) 8310 44.1 (42.8–45.4) 8447 42.8 (41.5–44.1) 7955 43.4 (42.1–44.7) 8097 44.7 (43.2–46.2) 7623 43.6 (42.2–44.9)
 ≥45 10 768 46.8 (45.5–48.0) 10 479 47.0 (45.7–48.3) 10 903 48.8 (47.6–50.1) 9338 48.7 (47.3–50.0) 9405 47.6 (46.1–49.1) 9160 49.2 (47.8–50.5)
Place of birth
 Born in United States 20 825 95.1 (94.5–95.6) 19 403 93.9 (93.2–94.6) 19 723 93.1 (92.3–93.9) 17 605 93.8 (93.1–94.5) 17 932 95.0 (94.3–95.7) 17111 94.9 (94.1–95.6)
 Born outside United States 891 4.9 (4.4–5.5) 948 6.1 (5.4–68) 1097 6.9 (6.1–77) 975 6.2 (5.5–6.9) 740 5.0 (4.3–57) 732 5.1 (44–5.9)
Income to poverty ratio
 <133% 6307 33.1 (31.8–34.4) 5103 31.7 (30.5–33.0) 5277 31.3 (30.1–32.5) 4860 29.1 (27.9–30.4) 4073 27.3 (25.9–28.8) 3741 27.2 (25.9–28.5)
 133% to <322% 5987 28.3 (27.2–29.5) 5787 28.8 (27.6–30.0) 5469 27.1 (25.9–28.2) 4976 27.2 (26.0–28.5) 5100 28.1 (26.7–29.6) 4846 28.9 (27.6–30.2)
 322% to <503% 4851 19.7 (18.8–20.7) 4121 17.6 (16.8–18.6) 4160 17.2 (16.3–18.1) 3614 18.3 (17.4–19.3) 3899 17.4 (16.4–18.4) 3836 18.4 (17.4–19.3)
 ≥503% 4730 18.9 (18.0–19.8) 5464 21.8 (20.8–22.8) 6043 24.4 (23.4–25.5) 5250 25.3 (24.2–26.5) 5716 27.2 (25.9–28.5) 5547 25.6 (24.5–26.7)
Medical insurancea
 Private only 12157 51.4 (50.1–52.7) 11 889 51.2 (49.9–52.5) 11 919 50.5 (49.2–51.8) 10315 52.1 (50.8–53.5) 11 183 54.3 (52.8–55.9) 10 764 53.5 (52.1–54.9)
 Any Medicaid 7010 36.5 (35.2–37.8) 6203 37.2 (35.9–38.5) 6504 37.5 (36.3–38.8) 5999 35.8 (34.5–37.2) 5366 34.5 (33.0–36.0) 5259 35.4 (34.0–36.8)
 Otherb 1800 7.7 (7.0–8.4) 1679 7.6 (7.0–8.2) 1708 7.6 (7.0–8.2) 1605 7.5 (6.9–8.1) 1545 7.1 16.4–7.8) 1343 6.8 16.2–7.5)
 Uninsured 908 4.4 (3.9–5.0) 702 4.1 13.5–4.7) 818 4.4 13.9–4.9) 781 4.5 (4.0–5.1) 694 4.1 13.6–4.7) 604 4.3 (3.7–5.0)
Provider contacts within past year
 None 2932 14.9 (14.0–15.9) 2608 14.9 (13.9–16.0) 2816 15.8 (14.8–16.8) 2402 14.6 (13.6–15.6) 2252 14.1 (13.0–15.3) 2433 16.7 (15.6–17.8)
 1 6119 30.0 (28.8–31.3) 5884 30.4 (29.2–31.6) 5798 29.7 (28.5–30.9) 5303 29.8 (28.5–31.1) 5281 29.9 (28.6–31.4) 5499 32.4 (31.1–33.7)
 2–3 7929 35.2 (34.0–36.4) 7385 35.3 (34.1–36.5) 7600 35.1 (33.9–36.3) 6724 35.8 (34.5–37.1) 6978 36.3 (34.9–37.8) 6443 34.1 (32.8–35.3)
 ≥4 4681 19.9 (18.9–20.9) 4392 19.4 (18.5–20.4) 4524 19.5 (18.5–20.4) 4085 19.9 (18.9–20.9) 4123 19.6 (18.5–20.8) 3447 16.9 (15.9–17.9)
Well child visit at age 11–12 yc
 Yes 10 472 47.1 (45.8–48.4) 9898 46.3 (45.1–47.6) 10 325 47.6 (46.3–48.9) 9260 48.5 (47.2–49.9) 9948 50.4 (48.9–51.9) 9016 49.9 (48.5–51.3)
 No 5341 22.8 (21.8–23.8) 4785 22.7 (21.7–23.8) 4733 21.6 (20.6–22.7) 4139 20.5 (19.5–21.6) 4053 21.1 (19.9–22.4) 3171 17.6 (16.6–18.7)
 Don’t know 6062 30.2 (29.0–31.4) 5792 30.9 (29.7–32.2) 5891 30.8 (29.6–32.0) 5301 30.9 (29.7–32.3) 4787 28.5 (27.0–29.9) 5783 32.5 (31.2–33.8)
Number of providers
 1 12138 58.2 (56.9–59.5) 11 760 59.2 (57.9–60.5) 12216 60.5 (59.2–61.7) 10 721 60.5 (59.2–61.8) 10 497 58.7 (57.2–60.2) 10 867 62.1 (60.7–63.4)
 2 6150 26.3 (25.2–27.5) 5578 26.2 (25.1–27.3) 5617 26.6 (25.4–27.8) 5098 26.4 (25.3–27.5) 5147 26.9 (25.5–28.3) 4777 26.0 (24.8–27.2)
 ≥3 3539 15.5 (14.6–16.4) 3061 14.6 (13.7–15.6) 3050 12.9 (12.1–13.8) 2817 13.1 (12.3–14.0) 3078 14.4 (13.5–15.4) 2277 12.0 (11.1–12.9)
MSA
 MSA principal city 9105 39.8 (38.6–41.0) 7979 40.1 (38.9–41.4) 8544 41.2 (40.0–42.5) 7564 42.4 (41.1–43.7) 7354 40.0 (38.5–41.5) 6927 40.6 (39.2–41.9)
 MSA non-principal city 8459 47.4 (46.1–48.6) 8248 46.9 (45.6–48.1) 8282 46.9 (45.7–48.2) 7543 46.9 (45.6–48.2) 7745 49.3 (47.8–50.8) 7720 48.7 (47.4–50.1)
 Non-MSA 4311 12.8 (12.2–13.5) 4248 13.0 (12.4–13.6) 4123 11.8 (11.2–12.4) 3593 10.7 (10.2–11.3) 3689 10.7 (10.0–11.3) 3323 10.7 (10.1–11.3)
Region
 Northeast 4049 16.6 (16.2–17.1) 4049 16.5 (16.0–16.9) 3975 16.4 (15.9–16.8) 3437 16.2 (15.6–16.8) 3597 16.0 (15.4–16.6) 4020 17.5 (17.0–18.1)
 Midwest 4666 21.6 (21.0–22.1) 4313 21.4 (20.9–22.0) 4485 21.3 (20.9–21.8) 4094 21.2 (20.7–21.8) 3985 21.2 (20.5–21.8) 4508 23.4 (22.8–24.1)
 South 8355 38.0 (37.3–38.8) 7620 38.3 (37.5–39.0) 8032 38.4 (37.6–39.2) 7184 38.6 (37.8–39.4) 7057 38.8 (37.8–39.8) 7189 43.2 (42.3–44.2)
 West 4805 23.8 (22.9–24.7) 4493 23.8 (23.0–24.7) 4457 23.9 (23.0–24.8) 3985 24.0 (23.0–25.0) 4149 24.1 (22.8–25.4) 2253 15.8 (14.9–16.8)
Facility type
 All private facilities 10 891 54.7 (53.5–56.0) 10146 53.0 (51.7–54.3) 10 337 52.5 (51.3–53.8) 9038 52.8 (51.5–54.2) 9257 53.4 (51.8–54.9) 8840 54.3 (53.0–55.7)
 All public facilities 3157 13.6 (12.8–14.5) 2925 14.5 (13.6–15.5) 3123 16.3 (15.3–17.3) 2724 15.2 (14.1–16.2) 2616 15.2 (14.0–16.5) 2392 13.7 (12.7–14.7)
 All hospital facilities 2311 9.1 18.5–9.8) 2426 10.1 (9.4–10.9) 2485 9.9 (9.2–10.6) 2267 10.2 (9.5–10.9) 2469 10.9 (10.0–11.8) 2742 12.4 (11.6–13.2)
 All sexually transmitted diseases, school, and teen clinics or other facilities 331 1.6 (1.3–2.0) 328 2.0 (1.6–2.5) 377 2.3 (1.8–2.8) 302 1.8 (1.5–2.2) 278 1.8 (1.3–2.4) 260 1.5 (1.2–1.9)
 Mixedd 4753 19.7 (18.7–20.7) 4209 19.0 (18.1–20.0) 4173 17.8 (16.9–18.8) 3974 18.8 (17.8–19.8) 3762 17.6 (16.5–18.8) 3410 17.1 (16.1–18.1)
 Othere 301 1.2 (1.0–1.5) 289 1.3 (1.1–1.6) 310 1.2 (1.0–1.4) 262 1.2 (1.0–1.5) 274 1.1 (0.9–1.4) 213 1.0 (0.8–1.3)
a

Insurance categories are mutually exclusive.

b

Indian Health Service, Children’s Health Insurance Program, military, and some private.

c

Status of health-care visit at age 11 to 12 y based on provider reported data.

d

Mixed indicates that the facility is identified to be in more than 1 of the facility categories such as private, public, hospital, sexually transmitted diseases, school, or teen clinics.

e

Includes military, WIC clinics, and pharmacies.