Fig. 2From: Lipid profiles in adolescents with and without asthma: Korea National Health and nutrition examination survey dataAsthma prevalence according to the number of high-risk groups. The height of each bar represents asthma prevalence for no high-risk groups (0), one high-risk group (1), two high-risk groups (2), and three or four high-risk groups (3 or 4). The four high-risk group consist of the highest quartile (Q4) of total cholesterol, triglyceride, low-density lipoprotein cholesterol, and the lowest quartile (Q1) of high-density lipoprotein cholesterol. Asthma prevalence increased with increasing number of high-risk groups (all P for trend = 0.005)Back to article page