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. Author manuscript; available in PMC: 2021 Sep 15.
Published in final edited form as: J Child Neurol. 2021 May 28;36(10):911–918. doi: 10.1177/08830738211000505

Table 1.

Participant demographics by Diagnostic Group (ASD vs. non-ASD-DD) and Vaccine Hesitancy Group (Hesitant vs. Not Hesitant)

Diagnostic Status Vaccine Hesitancy Statusa
Demographic Total N = 89 ASD n = 68 (76.4%) Non-ASD-DD n = 21 (23.6%) p-value Vaccine Hesitant n = 21 (23.6%) Not Vaccine Hesitant n = 68 (76.4%) p-value
Parent age (years), Mean (SD) 37.8 (7.7) 37.0 (7.6) 40.3 (7.7) 0.09 35.8 (6.8) 38.4 (7.9) 0.19
Child age (years), Mean (SD) 7.3 (3.1) 7.1 (2.9) 8.0 (3.6) 0.25 6.6 (3.2) 7.6 (3.1) 0.20
Child gender, n (%) male 69 (77.5) 56 (82.4) 13 (61.9) 0.07 15 (71.4) 54 (79.4) 0.55
Child first born, n (%) 45 (50.6) 36 (52.9) 9 (42.9) 0.46 8 (38.1) 37 (54.4) 0.22
Diagnostic status
 ASD, n (%) 68 (76.4) 19 (90.5) 49 (72.1) 0.14
 Non-ASD-DD, n (%) 21 (23.6) 2 (9.5) 19 (76.4)
Parent race, n (%) 0.93 0.08
 Asian 2 (2.2) 2 (2.9) 0 (0) 1 (4.8) 1 (1.5)
 Black/African American 6 (6.7) 5 (7.4) 1 (4.8) 2 (9.5) 4 (5.9)
 White 64 (71.9) 47 (69.1) 17 (81.0) 12 (57.1) 52 (76.5)
 Other 13 (14.6) 11 (16.2) 2 (9.5) 3 (14.3) 10 (14.7)
 Mixed Race/Ethnicity 4 (4.5) 3 (4.4) 1 (4.8) 3 (14.3) 1 (1.5)
Parent ethnicity, n (%) Hispanic/Latino 26 (29.2) 22 (32.4) 4 (19.0) 0.28 7 (33.3) 19 (27.9) 0.78
Annual household income (thousands), n (%) 0.72 0.95
 ≤$50 38 (44.2) 31 (46.3) 7 (36.8) 9 (42.9) 29 (44.6)
 $51-100 26 (30.2) 19 (28.4) 7 (36.8) 7 (33.3) 19 (29.2)
 >$100 22 (25.6) 17 (25.4) 5 (26.3 5 (23.8) 17 (26.2)
 Missing 3 1 2 0 3
Highest level of education, n (%) 0.84 0.28
 <High school 5 (5.6) 3 (4.4) 2 (9.5) 1 (4.8) 4 (5.9)
 High school graduate/GED 10 (11.2) 8 (11.8) 2 (9.5) 0 (0) 10 (14.7)
 Some college/Bachelor/AD 50 (56.2) 39 (57.4) 11 (52.4) 14 (66.7) 36 (52.9)
 Graduate/Professional degree 24 (27.0) 18 (26.5) 6 (28.6) 6 (28.6) 18 (26.5)
a

Vaccine hesitant = PACV score ≥ 50; not vaccine hesitant = PACV score < 50.