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Table 1 The JDCS Model Construct Items

From: Mental health status and work environment among workers in small- and medium-sized enterprises in Guangdong, China-a cross-sectional survey

Construct Item Item text Range Cronbach’s Alpha
Job demands 1 My job requires working very fast. 2 ~ 10 0.70
  2 My job requires working very hard.
Job autonomy 1 I have enough resources to manage my job. 3 ~ 15 0.73
  2 At my workplace I dare to speak my minds.
  3 I have the freedom to decide how my tasks are to be carried out.
Worksite support 1 I get along well with my supervisors. 2 ~ 10 0.61
  2 I get along well with my coworkers.