rSO2 | No delirium(n = 710) | Delirium(n = 105) | P-values |
---|---|---|---|
Mean; % | 55.5 ± 6.8 | 54.8 ± 7.74 | 0.32 |
Minimum; % | 47.6 ± 8.1 | 46.7 ± 8.33 | 0.30 |
Mean duration of rSO2 reduction; min | |||
  < 75% | 451.0 ± 141.7 | 468.0 ± 175.7 | 0.27 |
  < 70% | 442.0 ± 147.9 | 459.9 ± 182.1 | 0.28 |
  < 65% | 402.3 ± 167.4 | 418.9 ± 195.4 | 0.36 |
  < 60% | 318.2 ± 193.4 | 341.9 ± 230.9 | 0.25 |
  < 55% | 204.1 ± 196.1 | 231.0 ± 230.3 | 0.20 |
  < 50% | 100.9 ± 159.6 | 138.7 ± 202.7 | 0.03 |
  < 45% | 39.3 ± 100.6 | 64.6 ± 141.5 | 0.03 |
  < 40% | 11.7 ± 49.2 | 18.3 ± 82.1 | 0.26 |
  < 35% | 4.0 ± 28.9 | 7.1 ± 50.7 | 0.38 |
Number of patients with rSO2 reduction | |||
  < 70% | 709 (99.9%) | 105 (100%) | 1 |
  < 65% | 703 (99.0%) | 104 (99.0%) | 0.97 |
  < 60% | 669 (94.2%) | 98 (93.3%) | 0.72 |
  < 55% | 573 (80.7%) | 84 (80.0%) | 0.87 |
  < 50% | 407 (57.3%) | 69 (65.7%) | 0.11 |
  < 45% | 228 (32.1%) | 44 (41.9%) | 0.048 |
  < 40% | 108 (15.2%) | 17 (16.2%) | 0.80 |
  < 35% | 41 (5.8%) | 6 (5.7%) | 0.98 |