Increased risk for the development of postoperative severe hypoxemia in obese women with acute type a aortic dissection

Table 3 Risk factors for postoperative severe hypoxemia in multivariate logistic regression analysis in patients with acute type A aortic dissection

Clinical variables	OR	95% CI	p Value
Female	12.978	3.332 to 50.546	< 0.001
BMI, kg/m²	1.473	1.213 to 1.789	< 0.001
Female + BMI	2.591	1.664 to 4.035	< 0.001
Diabetes mellitus	7.111	0.673 to 75.184	0.10
White blood cell, ×10³ cells/uL	1.158	0.988 to 1.358	0.07
The duration of operation, hour	1.150	0.794 to 1.667	0.50
CPB time, min	1.008	0.995 to 1.021	0.21
Nasopharyngeal temperature, °C	0.776	0.537 to 1.121	0.18

BMI body mass index, CPB cardiopulmonary bypass, CI confidence interval, OR odds ratio

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