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. 2021 Sep 27;40:101144. doi: 10.1016/j.eclinm.2021.101144

Table 2.

Sample characteristics by response to the question: Would you take a COVID-19 vaccine (approved for use in the UK) if offered?.

Characteristic Opt-in, N = 13,9841 Undecided, N = 10,3221 Opt-out, N = 3,6041
Age group
 Age 9 - 11 3,499 (41%) 3,817 (44%) 1,307 (15%)
 Age 12 - 16 9,003 (52%) 6,056 (35%) 2,164 (13%)
 Age 16 and over 1,396 (76%) 338 (18%) 105 (5.7%)
 (Missing) 86 111 28
Deprivation quintile2
 1 3,467 (44%) 3,143 (40%) 1,265 (16%)
 2 1,924 (41%) 1,968 (42%) 770 (17%)
 3 1,365 (48%) 1,110 (39%) 359 (13%)
 4 1,578 (53%) 1,085 (36%) 318 (11%)
 5 5,165 (60%) 2,629 (31%) 777 (9.1%)
 (Missing) 485 387 115
Gender
 Male 5,883 (49%) 4,592 (39%) 1,425 (12%)
 Female 7,349 (50%) 5,212 (36%) 2,005 (14%)
 Other/Prefer not to answer 734 (53%) 493 (35%) 166 (12%)
 (Missing) 18 25 8
Born in the UK
 Both parents born in UK 8,306 (52%) 5,602 (35%) 2,089 (13%)
 Neither parent born in UK 5,305 (49%) 4,163 (39%) 1,334 (12%)
 Would rather not say 334 (33%) 511 (50%) 168 (17%)
 (Missing) 39 46 13
Housing Status
 Home is rented 2,467 (43%) 2,283 (40%) 958 (17%)
 Home is owned 9,494 (58%) 5,227 (32%) 1,720 (10%)
 Don't know 1,994 (35%) 2,783 (49%) 916 (16%)
 (Missing) 29 29 10
Covid Status
 Yes had COVID (confirmed by test) 905 (48%) 675 (36%) 291 (16%)
 Probably had COVID 1,140 (49%) 774 (34%) 393 (17%)
 Possibly had COVID 2,914 (52%) 1,977 (35%) 713 (13%)
 No not had COVID 8,835 (50%) 6,699 (38%) 2,141 (12%)
 (Missing) 190 197 66
Characteristic (School years 8 and above) Opt-in, N = 85373 Undecided, N = 48743 Opt-out, N = 16883
Exercise Frequency3
 1 hour or less 767 (48%) 633 (39%) 210 (13%)
 more than 1 hour 7,328 (58%) 3,960 (31%) 1,395 (11%)
 (Missing) 442 281 83
Smoking status ( tobacco or e-cigarettes)3
 Never or rarely 7,015 (59%) 3,648 (31%) 1,246 (10%)
 Sometimes or often 334 (47%) 266 (37%) 116 (16%)
 (Missing) 1,188 960 326
Time spent on social media3
 less than 4 hours 5,067 (63%) 2,269 (28%) 735 (9.1%)
 4 hours or more 2,342 (50%) 1,718 (37%) 635 (14%)
 (Missing) 1,128 887 318
Identifies with school community3
 Fully agree 390 (64%) 151 (25%) 69 (11%)
 Agree 1,698 (66%) 677 (26%) 216 (8.3%)
 Somewhat agree 1,580 (62%) 719 (28%) 268 (10%)
 Neither agree nor disagree 2,477 (54%) 1,666 (36%) 476 (10%)
 Somewhat disagree 737 (58%) 399 (31%) 144 (11%)
 Disagree 592 (54%) 346 (31%) 163 (15%)
 Fully disagree 464 (48%) 340 (36%) 153 (16%)
 (Missing) 599 576 199
Frequency of bullying3
 Not bullied 7,979 (57%) 4,451 (32%) 1,519 (11%)
 Bullied 485 (50%) 341 (35%) 150 (15%)
 (Missing) 73 82 19
Feeling lonely3
 Not lonely 6,901 (57%) 3,915 (32%) 1,367 (11%)
 Lonely 1,528 (57%) 865 (32%) 297 (11%)
 (Missing) 108 94 24
RCADS score3,4 51 (41, 65) 50 (40, 64) 51 (40, 64)
 (Missing) 916 660 238
Paranoia score3,5 5 (1, 14) 5 (0, 15) 6 (1, 18)
 (Missing) 2,191 1,637 573
1

n (%); Median (IQR)

2

Based on English Indices of Deprivation quintile derived from school postcode, where 5 is least deprived

3

Only included in survey for school years 8 and above (age 12 and above)

4

RCADS = Revised Children's Anxiety and Depression Scale, total score higher scores are more severe

5

B-CAP = The Bird Checklist of Adolescent Paranoia