Table 4.

Independent predictors of the presence of microvascular obstruction.

Covariate	Adjusted OR (95% CI)	Adjusted P
SSO2 (vs no SSO2)	0.56 (0.31-1.00)	.051
Age (per 5 y)	1.09 (1.01-1.18)	.02
Sex (male vs female)	1.35 (0.92-1.97)	.12
Diabetes	1.59 (1.03-2.45)	.03
Hypertension	0.98 (0.72-1.33)	.88
Current smoking	1.07 (0.78-1.47)	.66
Time from symptom onset to device (per 1 h)	1.03 (0.91-1.16)	.63
Baseline TIMI flow grade ≤1 (vs ≥2)	3.45 (2.51-4.74)	<.0001

Odds ratios and 95% CI were estimated using multiple logistic models.

OR, odds ratio; SSO₂, supersaturated oxygen; TIMI, Thrombolysis in Myocardial Infarction.