00.0 vs 00.0 years, *P* \< 0.000) and more likely to be male (00.0% vs 00.0%, *P* \< 0.000), not to have asthma (0.0% vs 00.0%, *P* \< 0.000), to have lower use of leukotriene modifiers (0.0% vs 00.0%, *P* \< 0.000)