Table 2

Adjusted ORs with corresponding 95% CIs for factors associated with ever COVID-19 diagnosis and being fully vaccinated among all healthcare workers in the US

IndicatorCategoryEver diagnosedFully vaccinated
AOR (95% CI)P valueAOR (95% CI)P value
COVID-19 vaccination statusFully vaccinated (reference category)
Partially vaccinated1.82 (1.36 to 2.43)*<0.001n/an/a
Unvaccinated2.65 (2.05 to 3.42)*<0.001n/an/a
Type of healthcare facilityHospital (reference category)
Nursing and residential healthcare facility1.35 (1.13 to 1.62)*0.0010.79 (0.63 to 0.98)*0.034
Pharmacy0.92 (0.62 to 1.35)0.6561.14 (0.78 to 1.67)0.492
Ambulatory healthcare (eg, doctor, dentist or mental health specialist office, outpatient facility, medical and diagnostic laboratory, home healthcare)0.89 (0.76 to 1.05)0.1631.02 (0.85 to 1.23)0.821
Highest educational attainmentDoctoral/professional/master’s degree (reference category)
College degree1.13 (0.97 to 1.31)0.1210.68 (0.54 to 0.84)*0.001
Associate degree1.49 (1.23 to 1.81)*<0.0010.35 (0.28 to 0.44)*<0.001
Some college1.44 (1.19 to 1.73)*<0.0010.33 (0.26 to 0.41)*<0.001
High school graduate1.05 (0.81 to 1.37)0.7100.26 (0.19 to 0.35)*<0.001
<High school2.51 (1.35 to 4.66)*0.0040.37 (0.20 to 0.67)*0.001
EmployerPrivate sector (reference category)
Government0.80 (0.62 to 1.03)0.0850.88 (0.66 to 1.19)0.424
Non-profit organisation0.82 (0.69 to 0.97)*0.0201.50 (1.21 to 1.85)*<0.001
Self-owned or family-owned0.84 (0.60 to 1.18)0.3240.73 (0.50 to 1.05)0.091
Other1.05 (0.82 to 1.34)0.6811.25 (0.95 to 1.64)0.115
Race/ethnicityWhite, non-Hispanic (reference category)
Hispanic1.36 (1.09 to 1.71)*0.0071.00 (0.76 to 1.31)0.995
Black, non-Hispanic1.27 (1.03 to 1.57)*0.0281.05 (0.82 to 1.36)0.681
Asian, non-Hispanic0.86 (0.64 to 1.17)0.3332.19 (1.30 to 3.67) *0.003
Other, non-Hispanic1.32 (0.85 to 2.06)0.2150.69 (0.48 to 0.98)0.041
GenderMale (reference category)
Female1.12 (0.95 to 1.32)0.1861.01 (0.82 to 1.23)0.955
Transgender1.04 (0.40 to 2.73)0.9361.80 (0.56 to 5.73)0.321
Other0.63 (0.23 to 1.73)0.3750.91 (0.40 to 2.09)0.829
Age, y18–24 (reference category)
25–441.07 (0.74 to 1.55)0.7151.02 (0.70 to 1.49)0.900
45–640.98 (0.66 to 1.46)0.9371.74 (1.16 to 2.59)*0.007
≥650.57 (0.36 to 0.91)*0.0181.34 (0.81 to 2.19)0.252
Household structureMarried, no children in household (reference category)
Married, ≥1 child in household1.18 (0.98 to 1.42)0.0760.60 (0.48 to 0.75) *<0.001
Widowed/divorced/separated, no children in household1.21 (0.95 to 1.53)0.1161.00 (0.75 to 1.32)0.954
Widowed/divorced/separated, ≥1 child in household1.34 (1.04 to 1.73) *0.0260.59 (0.43 to 0.80) *<0.001
Single, no children in household0.92 (0.71 to 1.18)0.4970.94 (0.70 to 1.27)0.684
Single, ≥1 child in household1.08 (0.78 to 1.50)0.6480.37 (0.28 to 0.51) *<0.001
Unknown marital status0.63 (0.23 to 1.69)0.3563.43 (1.24 to 9.50) *0.018
US census regionNortheast (reference category)
South1.01 (0.83 to 1.24)0.8910.58 (0.45 to 0.75) *<0.001
Midwest1.06 (0.87 to 1.29)0.5890.59 (0.45 to 0.77) *<0.001
West0.86 (0.68 to 1.08)0.1880.78 (0.59 to 1.04)0.092
Housing typeMulti-unit apartment (reference category)
Mobile housing†1.36 (0.90 to 2.05)0.1400.59 (0.39 to 0.88) *0.011
A one-family house detached from any other house1.08 (0.88 to 1.32)0.4550.93 (0.73 to 1.18)0.558
A one-family house attached to one or more houses1.14 (0.84 to 1.56)0.3951.17 (0.79 to 1.74)0.438
Unknown housing1.21 (0.93 to 1.56)0.1550.80 (0.60 to 1.08)0.144
Study periodHPS week 34, 21 July 2021–2 August 2021 (reference category)
HPS week 35, 4 August 2021–16 August 20210.98 (0.76 to 1.25)0.8661.22 (0.92 to 1.62)0.166
HPS week 36, 18 August 2021–30 August 20210.93 (0.74 to 1.16)0.5020.99 (0.76 to 1.29)0.963
HPS week 37, 1 September 2021–13 September 20210.94 (0.74 to 1.18)0.5820.92 (0.70 to 1.21)0.536
HPS week 38, 15 September 2021–27 September 20211.02 (0.83 to 1.26)0.8521.15 (0.91 to 1.47)0.245
HPS week 39, 29 September 2021–11 October 20210.95 (0.75 to 1.21)0.6791.32 (0.98 to 1.79)0.070
  • Note: Regression analysis controlled for all factors listed in table.

  • (n=25 909), Household Pulse Survey, 21 July 2021–11 October 2021.

  • *P<0.05.

  • †Also includes adults living in a vehicle such as a ‘Boat, RV, van, etc’.

  • HPS, Household Pulse Survey; n/a, not available.