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Table 3 Length-of-Stay at Emergency Department and hospital wards

From: A retrospective cohort study of the effect of SARS-CoV-2 point of care rapid RT-PCR at the Emergency Department on targeted admission

 Emergency Department Length-of-Stay [mean min (± SD)] Period 1 (N = 781) Period 2 (N = 988) Period 3 (N = 1171) P value Total (N = 2940)
 All study participants 383 (± 263) 377 (± 271) 363 (± 263) 0.22 374 (± 269)
 Positive test at the ED 393 (± 237) 365 (± 209) 350 (± 225) 0.0002 362 (± 222)
 Negative test at the ED 430 (± 276) 442 (± 307) 423 (± 278)  0.31 431 (± 288)
 Positive test before admission 296 (± 219) 313 (± 201) 297 (± 228)  0.15 302 (± 218)
 Not tested 345 (± 251) 243 (± 183) 253 (± 247) < 0.0001 295 (± 237)
Hospital Length of Stay [mean days (± SD)] Period 1 (N = 386) Period 2 (N = 510) Period 3 (N = 591) P value Total (N = 1487)
 Positive test at the ED 8.5 (± 7.4) 9.3 (± 9.1) 8.0 (± 11)  0.08 8.6 (± 11.0)
 Negative test at the ED 6.6 (± 8.2) 5.8 (± 6.9) 5.1 (± 8) 0.01 5.6 (± 8)
 Positive test before admission 1.4 (± 3.0) 2.7 (± 5.8) 5.9 (± 34.8) 0.004 3.0 (± 17.3)
 Not tested 8.2 (± 29.1) 6.1 (± 12.5) 5.8 (± 9.2) 0.09 6.7 (± 12.7)
 All participants 5.0 (± 11.9) 6.0 (± 8.8) 6.7 (± 14.7) 0.1 6.1 (± 12.2)
  1. Length-of-stay (LoS) in each study period at the Emergency department (ED) and Hospital. Numbers indicate mean minutes and standard deviation (SD) for the ED LoS and mean days and SD for hospital LoS. P-value calculated by Fisher’s exact test