Table 2.
Inverse probability treatment weighting survival estimates for outcomes stratified by IV-VitC
| IV-VitC (n = 25) | Control (n = 75) | ORIPTW (95% CI) | P value | |
|---|---|---|---|---|
| Cardiac arrest | 2.5% (0.0%, 5.5%) | 9.1% (3.4%, 14.8%) | 0.2 (0.1, 1.0) | 0.0439 |
| ICU admission | 67.3% (55.0%, 79.7%) | 79.5% (70.3%, 88.8%) | 0.3 (0.1, 1.3) | 0.1054 |
| Mechanical ventilation | 52.9% (36.8%, 69.1%) | 73.1% (61.8%, 84.5%) | 0.3 (0.1, 1.0) | 0.0499 |
| (n = 18) | (n = 54) | |||
| Transfer on ventilator | 10.9% (1.1%, 20.7%) | 14.0% (4.1%, 23.9%) | 0.7 (0.2, 3.1) | 0.6815 |
| Reintubation | 12.2% (0.5%, 23.9%) | 12.0% (3.2%, 20.9%) | 1.0 (0.1, 7.2) | 0.9853 |
| (n = 25) | (n = 75) | DIPTW (95% CI) | ||
| Overall LOS (days) | 24.0 (20.4, 27.7) | 18.5 (15.4, 21.5) | 5.6 (0.3, 10.9) | 0.0393 |
| (n = 22) | (n = 63) | |||
| ICU LOS (days) | 11.8 (7.9, 15.8) | 7.9 (5.1, 10.7) | 4.0 (−7.4, 9.3) | 0.1415 |
| (n = 18) | (n = 54) | |||
| Days on ventilator | 13.6 (8.9, 18.3) | 8.6 (6.3, 11.0) | 5.0 (−0.2, 10.6) | 0.0843 |
ICU intensive care unit, LOS length of stay