| Control | ICS | P value |
---|---|---|---|
Exposure to blood | 51% | 31% | 0.015 (OR 0.43, 95% CI 0.23-0.80) |
Exposure to any product | 56% | 38% | 0.030 (OR 0.47, 95% CI 0.25-0.89) |
Units of blood used | 1.07 (0-8) | 0.68 (0-11) | 0.015 |
 | ANH | ICS |  |
Exposure to blood | 35% | 31% | NS |
Exposure to any product | 39% | 38% | NS |
Units of blood used | 0.63 (0-8) | 0.68 (0-11) | NS |