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. Author manuscript; available in PMC: 2018 Feb 23.
Published in final edited form as: Vaccine. 2014 Apr 13;32(26):3198–3204. doi: 10.1016/j.vaccine.2014.04.003

Table 2.

Percentage of adults aged ≥ 18 years receiving influenza vaccination in medical versus nonmedical settings, by age group and selected characteristics – Behavioral Risk Factor Surveillance System, United States, 2011–12 influenza season*

Overall 18-49 yrs 50-64 yrs ≥ 65 yrs

Characteristic Medical % (95% CI) Nonmedical§ % (95% CI) Medical % (95% CI) Nonmedical % (95% CI) Medical % (95% CI) Nonmedical % (95% CI) Medical % (95% CI) Nonmedical % (95% CI)
Total 56.9 (56.3-57.6) 43.1 (42.4-43.7) 51.2 (50.0-52.5) 48.8 (47.5-50.0) 56.8 (55.7-57.9) 43.2 (42.1-44.3) 64.3 (63.4-65.1) 35.7 (34.9-36.6)
Sex
 Men 56.2 (55.1-57.3) 43.8 (42.7-44.9) 48.2 (46.1-50.4) 51.8 (49.6-53.9) 57.3 (55.5-59.1) 42.7 (40.9-44.5) 65.2 (63.9-66.6) 34.8 (33.4-36.1)
 Women 57.5 (56.7-58.3) 42.5 (41.7-43.3) 53.6 (52.1-55.1)** 46.4 (44.9-47.9)** 56.4 (55.0-57.9) 43.6 (42.1-45.0) 63.5 (62.4-64.6) 36.5 (35.4-37.6)
Race/Ethnicity
 White, non-Hispanic 55.0 (54.3-55.6) 45.0 (44.4-45.7) 48.3 (46.9-49.6) 51.7 (50.4-53.1) 53.8 (52.7-55.0) 46.2 (45.0-47.3) 62.4 (61.5-63.3) 37.6 (36.7-38.5)
 Black, non-Hispanic 67.9 (65.5-70.1)** 32.1 (29.9-34.5)** 60.6 (56.6-64.4)** 39.4 (35.6-43.4)** 71.1 (67.4-74.5)** 28.9 (25.5-32.6)** 79.5 (76.1-82.5)** 20.5 (17.5-23.9)**
 Hispanic 61.1 (58.1-64.1)** 38.9 (35.9-41.9)** 56.2 (52.1-60.3)** 43.8 (39.7-47.9)** 64.9 (58.7-70.6)** 35.1 (29.4-41.3)** 74.8 (70.1-79.0)** 25.2 (21.0-29.9)**
 Other 59.1 (55.6-62.5)** 40.9 (37.5-44.4)** 53.6 (48.6-58.6)** 46.4 (41.4-51.4)** 62.3 (56.0-68.2)** 37.7 (31.8-44.0)** 73.5 (68.3-78.1)** 26.5 (21.9-31.7)**
Education level
 Less than high school 70.0 (67.6-72.3) 30.0 (27.7-32.4) 66.0 (60.9-70.7) 34.0 (29.3-39.1) 72.0 (66.8-76.6) 28.0 (23.4-33.2) 71.8 (68.7-74.6) 28.2 (25.4-31.3)
 High school graduate 60.6 (59.4-61.9)** 39.4 (38.1-40.6)** 56.6 (53.8-59.5)** 43.4 (40.5-46.2)** 59.9 (57.7-62.0)** 40.1 (38.0-42.3)** 64.7 (63.3-66.1)** 35.3 (33.9-36.7)**
 Attended college 53.0 (52.2-53.8)** 47.0 (46.2-47.8)** 47.5 (46.1-48.9)** 52.5 (51.1-53.9)** 53.4 (52.0-54.7)** 46.6 (45.3-48.0)** 62.1 (60.9-63.2)** 37.9 (36.8-39.1)**
Employment status
 Employed 46.5 (45.6-47.5) 53.5 (52.5-54.4) 44.1 (42.7-45.5) 55.9 (54.5-57.3) 48.3 (46.8-49.8) 51.7 (50.2-53.2) 56.8 (54.3-59.3) 43.2 (40.7-45.7)
 Unemployed 67.4 (64.1-70.6)** 32.6 (29.4-35.9)** 67.6 (62.4-72.3)** 32.4 (27.7-37.6)** 66.5 (61.9-70.8)** 33.5 (29.2-38.1)** 70.1 (62.3-76.8)** 29.9 (23.2-37.7)**
 Not in work force 67.1 (66.2-67.9)** 32.9 (32.1-33.8)** 69.6 (66.8-72.2)** 30.4 (27.8-33.2)** 69.8 (67.9-71.6)** 30.2 (28.4-32.1)** 65.2 (64.3-66.2)** 34.8 (33.8-35.7)**
Certain chronic conditions††
 Yes 65.1 (64.2-66.0) 34.9 (34.0-35.8) 59.8 (57.1-62.4) 40.2 (37.6-42.9) 65.9 (64.2-67.5) 34.1 (32.5-35.8) 67.1 (65.9-68.2) 32.9 (31.8-34.1)
 No 51.6 (50.7-52.5)** 48.4 (47.5-49.3)** 48.7 (47.3-50.0)** 51.3 (50.0-52.7)** 49.8 (48.3-51.4)** 50.2 (48.6-51.7)** 60.5 (59.2-61.8)** 39.5 (38.2-40.8)**
Time since last routine checkup
 <1 yr 59.5 (58.8-60.2) 40.5 (39.8-41.2) 53.8 (52.4-55.3) 46.2 (44.7-47.6) 59.7 (58.5-60.9) 40.3 (39.1-41.5) 65.3 (64.4-66.2) 34.7 (33.8-35.6)
 ≥1 yrs 45.1 (43.4-46.8)** 54.9 (53.2-56.6)** 43.5 (41.0-46.1)** 56.5 (53.9-59.0)** 42.8 (40.0-45.6)** 57.2 (54.4-60.0)** 54.3 (51.4-57.1)** 45.7 (42.9-48.6)**
Health insurance coverage
 Yes 57.0 (56.3-57.7) 43.0 (42.3-43.7) 50.9 (49.5-52.2) 49.1 (47.8-50.5) 56.7 (55.6-57.9) 43.3 (42.1-44.4) 64.3 (63.4-65.1) 35.7 (34.9-36.6)
 No 55.9 (52.8-59.0) 44.1 (41.0-47.2) 54.2 (50.0-58.5) 45.8 (41.5-50.0) 57.4 (52.6-62.1) 42.6 (37.9-47.4) 67.4 (59.6-74.3) 32.6 (25.7-40.4)
Personal doctor
 Yes 58.1 (57.4-58.7) 41.9 (41.3-42.6) 52.7 (51.3-54.0) 47.3 (46.0-48.7) 57.4 (56.2-58.5) 42.6 (41.5-43.8) 64.5 (63.6-65.4) 35.5 (34.6-36.4)
 No 45.3 (42.8-47.9)** 54.7 (52.1-57.2)** 43.8 (40.6-46.9)** 56.2 (53.1-59.4)** 46.4 (41.3-51.5)** 53.6 (48.5-58.7)** 56.0 (50.5-61.4)** 44.0 (38.6-49.5)**
Cost an obstacle to medical care
 Yes 59.6 (57.4-61.7) 40.4 (38.3-42.6) 55.8 (52.4-59.1) 44.2 (40.9-47.6) 62.7 (59.3-66.0) 37.3 (34.0-40.7) 66.5 (62.0-70.8) 33.5 (29.2-38.0)
 No 56.6 (56.0-57.3)** 43.4 (42.7-44.0)** 50.6 (49.2-51.9)** 49.4 (48.1-50.8)** 56.0 (54.8-57.2)** 44.0 (42.8-45.2)** 64.2 (63.3-65.1) 35.8 (34.9-36.7)

Abbreviations: CI= confidence interval.

*

Individuals reported receiving influenza vaccination during August 2011 through May 2012.

Doctor’s office/health maintenance organization, health department, another type of clinic/health center, or hospital/emergency department.

§

Workplace, store, senior/recreation/community center, school, or other place.

Reference group used for pairwise significance testing.

**

p<0.05 by t-test when compared to reference group.

††

Persons with certain chronic conditions (i.e., asthma, diabetes, cardiovascular disease, chronic obstructive pulmonary disease, emphysema, chronic bronchitis, and cancer.