Table 2

Univariate ORs for work and personal predictors of COVID-19 infection risk in the UK and USA

UKUSAPool
OR95% CIOR95% CIOR95% CI
Work and commuting factors
Type of workplace
 Transport related11.165(2.90 to 43.02)40.758(8.62 to 192.63)19.612(7.29 to 52.74)
 Other work7.889(2.32 to 26.84)18.877(3.94 to 90.52)11.207(4.32 to 29.09)
Others
 Belong to a trade union2.102(1.25 to 3.54)7.037(4.03 to 12.28)3.671(2.52 to 5.35)
 Consultation on transmission2.353(1.43 to 3.86)2.941(1.7 to 5.07)2.602(1.8 to 3.75)
 Can work from home mainly1.603(0.98 to 2.63)2.380(1.38 to 4.11)1.925(1.34 to 2.77)
 Public transport to get to work1.517(0.89 to 2.6)5.882(3.37 to 10.26)2.843(1.94 to 4.16)
Personal factors
Age
 18–240.683(0.4 to 1.17)0.683(0.4 to 1.17)0.683(0.4 to 1.17)
 25–341.311(0.66 to 2.6)1.868(0.74 to 4.71)1.465(0.85 to 2.52)
 35–440.811(0.39 to 1.71)1.261(0.48 to 3.31)0.946(0.53 to 1.69)
 45–540.894(0.4 to 1.99)1.258(0.44 to 3.56)0.995(0.53 to 1.86)
 >540.099(0.01 to 0.77)0.093(0.01 to 0.78)0.087(0.02 to 0.38)
Gender
 Male1.788(1.07 to 2.98)0.859(0.5 to 1.48)1.273(0.88 to 1.84)
 Female0.559(0.93 to 0.34)1.164(2 to 0.68)0.785(1.13 to 0.54)
Income
 High_i0.563(0.26 to 1.21)0.563(0.26 to 1.21)0.563(0.26 to 1.21)
 Lower_i1.518(0.58 to 3.99)2.323(0.66 to 8.22)1.776(0.83 to 3.8)
 Lower_ii0.618(0.19 to 1.97)2.449(0.71 to 8.4)1.369(0.63 to 2.97)
 Middle_i1.735(0.69 to 4.35)1.638(0.45 to 6.01)1.719(0.81 to 3.64)
 Middle_ii1.292(0.49 to 3.43)0.995(0.24 to 4.07)1.185(0.53 to 2.63)
Others
 Shared accommodation/kitchen1.855(1.09 to 3.16)4.078(2.29 to 7.26)2.491(1.73 to 3.59)
 Risk preference2.073(1.17 to 3.69)1.611(0.88 to 2.95)1.839(1.21 to 2.79)
 Extraversion1.827(1.1 to 3.04)1.977(1.1 to 3.55)1.867(1.27 to 2.74)
 Taller than 6 ft2.575(1.5 to 4.41)2.676(1.5 to 4.78)2.616(1.76 to 3.88)