Table 3

COVID-19 bed-days and OR for seropositivity from the binary logistic regression for demographic characteristics and the 24 different locations with 30 or more respondents (n=4189); only ORs for locations shown

LocationStaff N (%)OR95% CIP valueCOVID-19 bed-days
Non-clinical location (reference category)3013 (67.3%)1.0000
Emergency department305 (6.8%)1.3770.984 to 1.9270.0620
Critical care unit209 (4.7%)1.1900.783 to 1.8080.416770
Medical34 (0.8%)15.3647.209 to 32.741<0.001223
Medical56 (1.3%)10.4556.045 to 18.084<0.001835
Medical32 (0.7%)6.2033.041 to 12.656<0.001366
Surgical45 (1.0%)5.9173.222 to 10.864<0.00177
Surgical53 (1.2%)5.6913.242 to 9.989<0.001201
Medical43 (1.0%)5.6463.016 to 10.567<0.001987
Surgical40 (0.9%)5.5692.923 to 10.610<0.00184
Medical40 (0.9%)5.0032.612 to 9.583<0.0011570
Medical68 (1.5%)4.8922.944 to 8.129<0.001846
Surgical49 (1.1%)4.2972.370 to 7.790<0.001564
Surgical36 (0.8%)4.2702.126 to 8.575<0.001242
Medical44 (1.0%)3.8632.032 to 7.342<0.00188
Medical40 (0.9%)3.6291.837 to 7.171<0.001135
Medical30 (0.7%)3.0961.392 to 6.8880.00668
Medical43 (1.0%)2.5191.249 to 5.0830.010163
Surgical44 (1.0%)2.4911.253 to 4.9500.00943
Surgical53 (1.2%)2.1911.133 to 4.2390.020102
Medical68 (1.5%)1.4790.778 to 2.8150.233570
Medical44 (1.0%)1.4330.631 to 3.2570.390226
Surgical45 (1.0%)1.3100.576 to 2.9770.5207
Medical40 (0.9%)1.0630.410 to 2.7530.9010
Zero bed-days
(reference category)
1.000
Change per 100 bed-days1.1151.089 to 1.142<0.001
  • OR for 100 bed-days change also shown (n=4474).