Annals of internal medicine
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Noninvasive positive-pressure ventilation may benefit patients with amyotrophic lateral sclerosis and respiratory insufficiency. ⋯ Among patients with amyotrophic lateral sclerosis, those who are tolerant of noninvasive positive-pressure ventilation have better survival than do those who are intolerant. Bulbar symptoms partially account for intolerance of noninvasive positive-pressure ventilation.
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The prevalence of coronary artery disease in southern China is approximately one fifth that in "westernized" countries, even though approximately 70% of Chinese men smoke cigarettes and Chinese women have substantial passive exposure to cigarette smoke. ⋯ Young Chinese adults have less evidence of arterial endothelial dysfunction than young white adults with similar direct or indirect exposure to cigarette smoke.