an increasing trendP < 0.001
The prevalence of ‘wheeze ever’ showed an increasing trend (15.0% in 1995, 10.8% in 2000, 15.2% in 2010, and 16.4% in 2022) during the study period ( P < 0.001).
The prevalence of ‘wheeze ever’ showed an increasing trend (15.0% in 1995, 10.8% in 2000, 15.2% in 2010, and 16.4% in 2022) during the study period ( P < 0.001).
The prevalence of ‘current asthma’ in children aged 6–7 years showed fluctuations (3.5%, 2.0%, 4.2%, and 0.6% in 1995, 2000, 2010, and 2022, respectively) without showing a significant trend.