Table 2.

Weighted prevalence of depression symptoms by participant characteristics.

	Prevalence (95%CI)*	p value
Age (years)		0.01
≤13	20.1 (18.4–21.9)
14–15	23.6 (21.9–25.2)
≥16	22.7 (21.3–24.2)
Sex		<0.001
Boys	17.7 (16.7–18.8)
Girls	27.6 (26.2–29.0)
Area		<0.001
Urban	19.9 (18.7–21.0)
Rural	23.8 (22.5–25.2)
Type of school		0.03
Middle school	22.1 (20.7–23.5)
Academic high school	24.6 (22.4–26.7)
Vocational high school	20.8 (18.9–22.6)

^*Based on the weighted data. CI, confidence interval.