Sentence:  We explored whether subjective sleep duration, sleep quality, or risk for obstructive sleep apnea (OSA) are associated with <WSD>glycemia</WSD>, body mass index (BMI), or blood pressure (BP) in overweight/obese youth. 
Meaning of the word marked with <WSD> tags:  Presence of glucose in the blood (which is always true), and  average concentration thereof over time, and its regulation; in this sense, glycemia is hypernymic to euglycemia, hyperglycemia, and hypoglycemia, and a mention of glycemia is a reference to blood sugar regulation and degree or quality thereof.