Table 1.
Baseline clinical, angiographic, and procedural characteristics in patients treated with and without supersaturated oxygen.
| Characteristic | SSO2-treated group (n = 90) | Control group (n = 784) | Unadjusted P |
|---|---|---|---|
| Male sex | 76/90 (84.4) | 631/784 (80.5) | .37 |
| Age, y | 58.0 [50.0, 65.0] | 58.8 [50.0, 67.1] | .83 |
| Current smoker | 34/58 (58.6) | 332/767 (43.3) | .02 |
| Hypertension | 47/90 (52.2) | 373/783 (47.6) | .41 |
| Diabetes | 22/90 (24.4) | 120/783 (15.3) | .03 |
| Symptom onset to device time, h | 2.6 [1.8, 3.1] | 2.8 [2.0, 3.9] | .01 |
| Baseline TIMI flow grade 0/1 | 53/90 (58.9) | 535/778 (68.8) | .058 |
| Final TIMI flow grade 3a | 88/90 (97.8) | 740/784 (94.4) | .17 |
Data presented as n/N (%) or median [Q1, Q3], where applicable.
TIMI, Thrombolysis in Myocardial Infarction; SSO2, supersaturated oxygen.
a
The remainder of patients had TIMI flow grade 2.