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Table 1 Constructs indicating home sedentary behaviour environment, items included in the constructs, scale means for the items and Cronbach’s alphas of the constructs

From: Are associations between home environment and preschool children’s sedentary time influenced by parental educational level in a cross-sectional survey?

Constructs indicating home sedentary behaviour environment Items Scale of the items Mean (SD) Cronbach’s α
Psychological controla How often: 1–5 (never-always)   0.53
Do you stop your child from playing actively for fear of him/her getting dirty? 1.53 (0.74)  
Do you tell your child he/she will get hurt if he/she plays actively? 2.21 (0.86)  
Do you discipline your child for playing too actively? (e.g. insisting on “time out”)? 1.56 (0.70)  
Do you reward your child for being still? 1.51 (0.76)  
Using screens as babysittersb My child uses electronic devices because: 1–5 (strongly disagree – strongly agree)   0.67
It gives me the opportunity to get things done on my own. 3.46 (1.12)  
It allows me to recover from a day at work/daily activities. (modified) 2.61 (1.28)  
It focuses my child’s attention. (modified) 2.44 (1.24)  
Promoting inactivityc How often do you: 1–5 (never-always)   0.28
Carry your child if he/she does not want to walk? 1.97 (0.82)  
Push your child in a stroller instead of allowing him/her to walk? 1.33 (0.67)  
Drive your child when it is easy to walk? 2.29 (0.91)  
  1. a Construct formed according to O'Connor et al. [11], except one item dropped
  2. b Items adapted from Carson and Janssen [10] (1st and 3rd item originally from [28])
  3. c Construct formed according to O'Connor et al. [11]