Asymmetric dimethylarginine and asthma: results from the Childhood Asthma Prevention Study.

We therefore hypothesise that a child presenting to general practice promptly after illness onset, with a history of infrequent consulting, may be at increased risk for pneumonia or empyema. This is consistent with common knowledge regarding any illness that needs prompt and decisive action by the GP. However, our findings cannot inform GP decision making because they may be influenced by response bias. Larger, prospective studies are needed to test our hypothesis.