Table 7.

Logistic regression analysis of microchannels

	Analysis
	Single		Multiple
	OR (95% CI)	p-value	OR (95% CI)	p-value
Age (years)	4.19 (0.50–35.1	0.187
Male	0.26 (0.08–0.85)	0.025	0.33 (0.06–1.69)	0.182
Body mass index	2.13 (0.61–7.43)	0.234
Diabetes mellitus	1.52 (0.47–4.88)	0.482
Hypertension	1.23 (0.38–4.05)	0.728
Dyslipidemia	0.67 (0.18–2.52)	0.547
Chronic kidney disease	0.66 (0.16–2.66)	0.558
Current smoker	0.38 (0.10–1.51)	0.170
Obstructive sleep apnea	5.46 (1.69–17.6)	0.005
Apnea hypopnea index	8.04 (2.36–27.3)	0.001	9.44 (1.99–44.9)	0.005
Family history of coronary artery disease	2.41 (0.59–9.84)	0.220
History of PCI or CABG	0.99 (0.33–2.99)	0.981
History of myocardial infarction	0.50 (0.13–1.97)	0.318
Prior statin use	1.48 (0.48–4.57)	0.493
Prior aspirin use	0.53 (0.17–1.63)	0.525
Prior clopidogrel use	0.28 (0.06–1.38)	0.118
Prior ACEI or ARB	1.06 (0.32–3.51)	0.930
Prior calcium channel blocker use	0.42 (0.11–1.64)	0.211
Prior beta blocker use	0.38 (0.10–1.51)	0.170
Prior eicosapentaenoic acid	1.28 (0.23–7.29)	0.781
Prior ezetimibe	0.77 (0.08–7.36)	0.817
Hemoglobin (g/dl)	0.12 (0.04–0.42)	0.001	0.18 (0.04–0.79)	0.022
HbA1c (%)	1.86 (0.62–5.59)	0.271
Glucose (mg/dl)	6.32 (0.77–51.9)	0.086
LDL-C (mg/dl)	1.88 (0.62–5.73)	0.266
Triglyceride (mg/dl)	0.58 (0.19–1.75)	0.334
HDL-C (mg/dl)	6.72 (1.77–25.5)	0.005	5.31 (1.03–27.3)	0.046
LDL-C to HDL-C ratio	0.33 (0.09–1.13)	0.078
Acute coronary syndrome	0.68 (0.23–2.05)	0.496
ST-elevation myocardial infarction	0.33 (0.08–1.28)	0.108
Non ST-elevation myocardial infarction	1.86 (0.57–6.09)	0.303

OR odds ratio, CI confidence interval, PCI percutaneous coronary intervention, CABG coronary artery bypass grafting, TIA transient ischemic attack, ACEI angiotensin-converting enzyme inhibitor, ARB angiotensin II receptor blocker