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. 2021 Aug 16;6:209. [Version 1] doi: 10.12688/wellcomeopenres.16963.1

Table 1. Natsal-COVID unweighted and weighted distributions of quota and weighting variables compared with external probability surveys.

Men (including Trans Men) Women (including Trans Women) All
% [95% CI] % [95% CI] % [95% CI]
Natsal-COVID Population estimate 1 Natsal-COVID Population estimate 1 Natsal-COVID Population estimate 1
Denominators (weighted, unweighted) * 3310, 3187 17520655, 61993 3320, 3443 17668414,
68988
6654, 6654 35189069,
130981
Unweighted % Weighted %
[95% CI]
Unweighted % Weighted % [95%
CI]
Unweighted % Weighted %
[95% CI]
Gender Men - - - - - - 47.9 49.8 [48.5,51.0] 49.8 [49.5,50.1]
Women - - - - - - 51.7 49.9 [48.6,51.2] 50.2 [49.9,50.5]
Trans 2 0.7 0.6 [0.4,0.9] - 0.4 0.4 [0.2, 0.7] - 0.9 0.8 [0.6,1.1] -
Age 18–24 12.6 13.6 [12.3,15.0] 15.6 [15.3,16.0] 17.3 12.0 [11.1,13.1] 14.8 [14.5,15.2] 15.2 12.9 [12.1,13.8] 15.2 [15.0,15.5]
25–34 24.3 25.5 [23.91,27.2] 25.0 [24.6,25.4] 33.3 27.6 [26.1,29.2] 24.6 [24.2,25.0] 29 26.6 [25.5,27.7] 24.8 [24.5,25.1]
35–44 23.1 23.8 [22.3,25.5] 22.9 [22.5,23.3] 21.4 24.5 [23.0,26.1] 23.2 [22.8,23.6] 22.2 24.1 [23.0,25.3] 23.1 [22.8,23.3]
45–59 40 37.1 [35.3,38.8] 36.5 [36.0,36.9] 28 35.89 [34.1,37.7] 37.4 [27.0,37.8] 33.7 36.4 [35.1,37.6] 36.9 [36.6,37.2]
Median (IQR) [95 th percentile] 40 (29, 51) [58] 39 (29, 49) [58] 38 (28, 49) [57] 34 (26, 46) [58] 39 (29, 50) [58] 39 (29, 50) [57] 37 (28, 48) [58] 39 (29, 49) [58] 39 (29, 49) [57]
Region England 89 86.9 [85.4,88.2] 86.9 [86.7,87.2] 88 86.6 [85.3,87.9] 86.6 [86.4,86.9] 88.5 86.7 [85.8,87.6] 86.8 [86.6,87.0]
Wales 3.9 4.7 [3.9,5.6] 4.7 [4.6,4.8] 3.9 4.7 [3.9,5.6] 4.7 [4.6,4.8] 3.9 4.7 [4.1,5.3] 4.7 [4.6,4.8]
Scotland 7.2 8.5 [7.4,9.7] 8.4 [8.1,8.6] 8.1 8.7 [7.7,9.8] 8.7 [8.5,8.9] 7.7 8.6 [7.9,9.4] 8.5 [8.4,8.7]
Social
grade 2
A Upper middle class/ B Middle class 25.6 23.1 [21.6,24.6] - 24.2 22.2 [20.8,23.7] - 24.8 22.6 [21.6,23.7] -
C1 Lower middle class/C2 Skilled working class 52.6 53.0 [51.2,54.9] - 50.9 52.4 [50.6,54.2] - 51.7 52.7 [51.4,54.0] -
D Working class/E Lower level of subsistence 21.8 23.9 [22.3,25.6] - 25 25.4 [23.9,27.0] - 23.4 24.7 [23.5,25.8] -
Ethnicity White 3 89.5 85.6 [84.0,87.1] 84.7 [84.4,85.1] 89.4 85.8 [84.3,87.2] 83.8 [83.4,84.1] 89.4 85.7 [84.6,86.7] 84.3[84.0,84.5]
Mixed/multiple 4 1.9 1.7 [1.3,2.2] 1.3 [1.2,1.4] 2.3 1.7 [1.3,2.2] 1.4 [1.3,1.5] 2.1 1.7 [1.4,2.0] 1.3 [1.3,1.4]
Asian/Asian British 5 6.4 8.2 [7.2,9.4] 8.4 [8.2,8.7] 5.7 8.0 [6.9,9.2] 8.6 [8.4,8.9] 6.1 8.11 [7.4,8.9] 8.5 [8.3,8.7]
Black/Black British 6 1.8 3.3 [2.5,4.2] 3.4 [3.3,3.6] 2.1 3.5 [2.8,4.5] 4.0 [3.8,4.2] 2 3.4 [2.8,4.0] 3.7 [3.6,3.9]
Other 0.4 1.3 [0.7,2.2] 2.1 [2.0,2.3] 0.5 0.9 [0.6,1.5] 2.2 [2.0,2.3] 0.5 1.1 [0.8,1.6] 2.1 [2.0,2.2]
Sexual identity Heterosexual/straight 86.8 96.2 [95.7,96.6] 94.4 [94.1, 94.7] 89.5 96.4 [95.9,96.8] 94.9 [94.7,95.1] 87.9 96.0 [95.6, 96.3] 94.6 [94.4, 94.8]
Gay/Lesbian 7.9 2.4 [2.1,2.7] 1.9 [1.7,2.1] 2.2 1.1 [0.8,1.4] 0.9 [0.8,1.0] 5 1.8 [1.4,2.0] 1.4 [1.3, 1.5]
Bisexual 4.6 0.9 [0.8,1.1] 0.6 [0.5,0.7] 7.2 1.8 [1.5,2.0] 1.1 [1.0,1.2] 6 1.4 [1.3,1.6] 0.9 [0.8, 1.0]
Other 0.8 0.6 [0.4,0.9] 0.5 [0.4,0.6] 1.3 0.8 [0.5,1.1] 0.6 [0.5,0.7] 1.1 0.8 [0.6,1.0] 0.6 [0.5, 0.7]

CI=confidence intervals.

*Data are presented for individuals aged 18-59 from England, Scotland, and Wales. Sexual identity comparisons (“don’t know” are excluded from the table but included in denominator) come from a report, which reports sexual identity for individuals aged 16+ in the entire UK.

1. Comparison data from Annual Population Survey 2019 (APS).

2. Data on social grade and trans in the external data sets (APS 2019 and HSE 2018) were not available

3. White includes all those who identify as White English, Welsh, Scottish, Northern Irish, British, Irish, Gypsy or Irish Traveller, or from any other White background

4. Mixed ethnicity includes those who identify as White and Black African, White and Black Caribbean, White and Asian, or any other mixed or multiple ethnic background

5. Asian includes those who identify as Indian, Pakistani, Bangladeshi, Chinese or from any other Asian background

6. Black includes those who identify as African, Caribbean, or from any other Black background