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Table 2 Time spent playing outside, screen time, independent mobility and neighbourhood safety as reported by students and their parents

From: Time spent playing outdoors after school and its relationship with independent mobility: a cross-sectional survey of children aged 10–12 years in Sydney, Australia

  Girl n (%) Boy n (%) Total n (%) Chi-Square
P value
Outdoor Play Time     
   T ≤ 1/2 hour 271 (38%) 231 (36%) 502 (37%) 7.34
P < 0.001
   1/2 hour < T ≤ 1 hour 165 (23%) 123 (19%) 288 (22%)  
   1 hour < T ≤ 2 hours 186 (26%) 156 (25%) 342 (26%)  
   T > 2 hours 83 (12%) 126 (20%) 209 (16%)  
Screen Time     
   T ≤ 1/2 hour 105 (15%) 77 (12%) 182 (14%) 15.41
P < 0.001
   1/2 hour < T ≤ 1 hour 105 (15%) 95 (15%) 200 (15%)  
   1 hour < T ≤ 2 hours 236 (34%) 152 (24%) 388 (29%)  
   2 hours < T ≤ 3 hours 135 (19%) 141 (22%) 276 (21%)  
   T > 3 hours 120 (17%) 171 (27%) 291 (22%)  
Independence     
   Mostly 283 (42%) 316 (53%) 599 (47%) 17.15
P < 0.001
   Sometimes 244 (37%) 202 (34%) 446 (35%)  
   Never 142 (21%) 84 (14%) 226 (18%)  
Neighbourhood Safety reported by parents     
   Safe 390 (57%) 375 (61%) 765 (59%) 2.39
P = 0.068
   Not sure or not safe 296 (43%) 239 (39%) 535 (41%)  
  1. "Independence" is assessed by a question "are you allowed to walk on your own, near where you live" as reported by students.
  2. "Neighbourhood Safety" is assessed by a scale from 1 to 5 of agreement with the statement "I live in a safe neighbourhood" as reported by parents.