Table 2.

Prevalence and means of independent and dependent variables among 4072 urban China residents

	Unweighted, n	Weighted, %	Weighted mean	Weighted design-based SE
Cities
Beijing	914	22.31	–	1.38%
Shanghai	713	17.43	–	0.90%
Shenzhen	2445	60.26	–	1.34%
Individual-level variables
Age 18–34	2046	61.96		0.95%
Age 35–49	1353	24.11	–	0.84%
Age 50–64	473	8.97	–	0.60%
Age 65+	200	4.96	–	0.50%
Female	2014	49.26	–	1.19%
Male	2058	50.74		1.19%
Ratio of individual income to city income	–	–	1.63	0.05
In bottom 50% of country-level education	1302	35.70	–	1.18%
In top 50% of country-level education	2770	64.30	–-	1.18%
Currently married	2695	59.04	–	1.05%
Not currently married	1377	40.96	–	1.05%
Migrant to megacity	2526	63.89	–	1.18%
Not a migrant to megacity	1546	36.11	–	1.18%
Unemployed	163	3.21	–	0.45%
Not unemployed	3909	96.79	–	0.45%
Mental disorders
Any lifetime internalising disorder*	885	9.82	–	0.57%
Any past-year internalising disorder	559	6.31	–	0.47%
Any lifetime externalising disorder†	368	4.67	–	0.46%
Any past-year externalising disorder	230	2.66	–	0.27%
Neighbourhood-level variables
Ratio of neighbourhood income to city income	–	–	1.05	0.01
Percent married in neighbourhood	–	–	61.69%	0.36

*Internalising disorders include anxiety (post-traumatic stress disorder, panic disorder, specific phobia, social phobia, agoraphobia, adult separation anxiety, generalised anxiety disorder) and mood (major depressive disorder, dysthymic disorder and bipolar/subthreshold bipolar) disorders.

†Externalising disorders include behavioural (intermittent explosive disorder) and substance use (alcohol and drug abuse with or without dependence) disorders.