Diagnostic Value of Screening Instruments for Identifying Obstructive Sleep Apnea in Kidney Failure Diagnostic Value of Screening Instruments for Identifying Obstructive Sleep Apnea in Kidney Failure Download CPAP-Related Aerophagia: Awareness First! Ethnic Differences in the Prevalence and Predictors of Restless Legs Syndrome between Hispanics of Mexican Descent and Non-Hispanic Whites in San Diego County: A Population-Based Study