Table 4.

Baseline Antibody Status and Outcomes in the Therapeutics for Inpatients with COVID-19 (TICO) Trial

Test and OutcomePositiveNegativeUnadjustedAdjusted for Baseline OxygenAdjusted for Log10 Ag
No.(%)No.(%)RRR/HR/ORa (95% CI)P ValueRRR/HR/ORa (95% CI)P ValueRRR/HR/ORa (95% CI)P Value
LumiraDx
 Sustained recovery
  Sustained recovery66(84.6)29(60.4)1.89 (1.24–2.89).0032.59 (1.67–4.03)<.0011.60 (1.08–2.38).020
  Censored6(7.7)7(14.6)
  Died before recovered6(7.7)12(25.0)
 Died7(9.0)14(29.2)0.25 (.10–.63).0030.20 (.08–.52)<.0010.30 (.12–.78).013
 Primary safety composite
  Day 514(17.9)16(33.3)0.43 (.18–1.00).0490.25 (.09–.68).0070.54 (.22–1.31).175
  Day 2823(29.5)28(58.3)0.29 (.13–.63).0020.09 (.03–.29)<.0010.36 (.16–.82).014
  Day 9021(26.9)29(60.4)0.23 (.10–.49)<.0010.04 (.01–.16)<.0010.27 (.12–.61).002
 No. of participants7848
RightSign
 Sustained recovery
  Sustained recovery59(81.9)36(66.7)1.65 (1.13–2.41).0092.15 (1.43–3.23)<.0011.43 (.99–2.06).060
  Censored7(9.7)6(11.1)
  Died before recovered6(8.3)12(22.2)
 Died7(9.7)14(25.9)0.33 (.13–.82).0160.29 (.11–.75).0110.42 (.16–1.05).064
 Primary safety composite
  Day 511(15.3)19(35.2)0.33 (.14–.78).0120.21 (.08–.57).0020.41 (.17–.98).046
  Day 2820(27.8)31(57.4)0.29 (.13–.60).0010.12 (.04–.34)<.0010.35 (.16–.78).010
  Day 9018(25.0)32(59.3)0.23 (.11–.49)<.0010.07 (.02–.22)<.0010.27 (.12–.60).001
 No. of participants7254
Test and OutcomePositiveNegativeUnadjustedAdjusted for Baseline OxygenAdjusted for Log10 Ag
No.(%)No.(%)RRR/HR/ORa (95% CI)P ValueRRR/HR/ORa (95% CI)P ValueRRR/HR/ORa (95% CI)P Value
LumiraDx
 Sustained recovery
  Sustained recovery66(84.6)29(60.4)1.89 (1.24–2.89).0032.59 (1.67–4.03)<.0011.60 (1.08–2.38).020
  Censored6(7.7)7(14.6)
  Died before recovered6(7.7)12(25.0)
 Died7(9.0)14(29.2)0.25 (.10–.63).0030.20 (.08–.52)<.0010.30 (.12–.78).013
 Primary safety composite
  Day 514(17.9)16(33.3)0.43 (.18–1.00).0490.25 (.09–.68).0070.54 (.22–1.31).175
  Day 2823(29.5)28(58.3)0.29 (.13–.63).0020.09 (.03–.29)<.0010.36 (.16–.82).014
  Day 9021(26.9)29(60.4)0.23 (.10–.49)<.0010.04 (.01–.16)<.0010.27 (.12–.61).002
 No. of participants7848
RightSign
 Sustained recovery
  Sustained recovery59(81.9)36(66.7)1.65 (1.13–2.41).0092.15 (1.43–3.23)<.0011.43 (.99–2.06).060
  Censored7(9.7)6(11.1)
  Died before recovered6(8.3)12(22.2)
 Died7(9.7)14(25.9)0.33 (.13–.82).0160.29 (.11–.75).0110.42 (.16–1.05).064
 Primary safety composite
  Day 511(15.3)19(35.2)0.33 (.14–.78).0120.21 (.08–.57).0020.41 (.17–.98).046
  Day 2820(27.8)31(57.4)0.29 (.13–.60).0010.12 (.04–.34)<.0010.35 (.16–.78).010
  Day 9018(25.0)32(59.3)0.23 (.11–.49)<.0010.07 (.02–.22)<.0010.27 (.12–.60).001
 No. of participants7254

Abbreviations: Ag, antigen; CI, confidence interval; HR, hazard ratio; OR, odds ratio; RRR, recovery rate ratio.

aAntibody-positive versus antibody-negative RRR (recovery), HR (death), OR (safety endpoints) adjusted for or stratified by Therapeutics for Inpatients with COVID-19 (TICO) trial.

Table 4.

Baseline Antibody Status and Outcomes in the Therapeutics for Inpatients with COVID-19 (TICO) Trial

Test and OutcomePositiveNegativeUnadjustedAdjusted for Baseline OxygenAdjusted for Log10 Ag
No.(%)No.(%)RRR/HR/ORa (95% CI)P ValueRRR/HR/ORa (95% CI)P ValueRRR/HR/ORa (95% CI)P Value
LumiraDx
 Sustained recovery
  Sustained recovery66(84.6)29(60.4)1.89 (1.24–2.89).0032.59 (1.67–4.03)<.0011.60 (1.08–2.38).020
  Censored6(7.7)7(14.6)
  Died before recovered6(7.7)12(25.0)
 Died7(9.0)14(29.2)0.25 (.10–.63).0030.20 (.08–.52)<.0010.30 (.12–.78).013
 Primary safety composite
  Day 514(17.9)16(33.3)0.43 (.18–1.00).0490.25 (.09–.68).0070.54 (.22–1.31).175
  Day 2823(29.5)28(58.3)0.29 (.13–.63).0020.09 (.03–.29)<.0010.36 (.16–.82).014
  Day 9021(26.9)29(60.4)0.23 (.10–.49)<.0010.04 (.01–.16)<.0010.27 (.12–.61).002
 No. of participants7848
RightSign
 Sustained recovery
  Sustained recovery59(81.9)36(66.7)1.65 (1.13–2.41).0092.15 (1.43–3.23)<.0011.43 (.99–2.06).060
  Censored7(9.7)6(11.1)
  Died before recovered6(8.3)12(22.2)
 Died7(9.7)14(25.9)0.33 (.13–.82).0160.29 (.11–.75).0110.42 (.16–1.05).064
 Primary safety composite
  Day 511(15.3)19(35.2)0.33 (.14–.78).0120.21 (.08–.57).0020.41 (.17–.98).046
  Day 2820(27.8)31(57.4)0.29 (.13–.60).0010.12 (.04–.34)<.0010.35 (.16–.78).010
  Day 9018(25.0)32(59.3)0.23 (.11–.49)<.0010.07 (.02–.22)<.0010.27 (.12–.60).001
 No. of participants7254
Test and OutcomePositiveNegativeUnadjustedAdjusted for Baseline OxygenAdjusted for Log10 Ag
No.(%)No.(%)RRR/HR/ORa (95% CI)P ValueRRR/HR/ORa (95% CI)P ValueRRR/HR/ORa (95% CI)P Value
LumiraDx
 Sustained recovery
  Sustained recovery66(84.6)29(60.4)1.89 (1.24–2.89).0032.59 (1.67–4.03)<.0011.60 (1.08–2.38).020
  Censored6(7.7)7(14.6)
  Died before recovered6(7.7)12(25.0)
 Died7(9.0)14(29.2)0.25 (.10–.63).0030.20 (.08–.52)<.0010.30 (.12–.78).013
 Primary safety composite
  Day 514(17.9)16(33.3)0.43 (.18–1.00).0490.25 (.09–.68).0070.54 (.22–1.31).175
  Day 2823(29.5)28(58.3)0.29 (.13–.63).0020.09 (.03–.29)<.0010.36 (.16–.82).014
  Day 9021(26.9)29(60.4)0.23 (.10–.49)<.0010.04 (.01–.16)<.0010.27 (.12–.61).002
 No. of participants7848
RightSign
 Sustained recovery
  Sustained recovery59(81.9)36(66.7)1.65 (1.13–2.41).0092.15 (1.43–3.23)<.0011.43 (.99–2.06).060
  Censored7(9.7)6(11.1)
  Died before recovered6(8.3)12(22.2)
 Died7(9.7)14(25.9)0.33 (.13–.82).0160.29 (.11–.75).0110.42 (.16–1.05).064
 Primary safety composite
  Day 511(15.3)19(35.2)0.33 (.14–.78).0120.21 (.08–.57).0020.41 (.17–.98).046
  Day 2820(27.8)31(57.4)0.29 (.13–.60).0010.12 (.04–.34)<.0010.35 (.16–.78).010
  Day 9018(25.0)32(59.3)0.23 (.11–.49)<.0010.07 (.02–.22)<.0010.27 (.12–.60).001
 No. of participants7254

Abbreviations: Ag, antigen; CI, confidence interval; HR, hazard ratio; OR, odds ratio; RRR, recovery rate ratio.

aAntibody-positive versus antibody-negative RRR (recovery), HR (death), OR (safety endpoints) adjusted for or stratified by Therapeutics for Inpatients with COVID-19 (TICO) trial.

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