Table 2

OR and 95% CI of non-use of the Glass Badge

VariableTo schoolAt schoolAt homeOutdoorsAt bedtime
Air dose rate at home (0.1 μSv/h)0.89 (0.78–1.02)0.91 (0.85–0.98)*0.98 (0.92–1.04)0.97 (0.91–1.02)0.94 (0.88–1.01)
School level
 Primary0.94 (0.42–2.12)1.32 (0.76–2.28)1.09 (0.75–1.58)1.79 (1.25–2.56)**1.23 (0.85–1.80)
 Secondary0.66 (0.30–1.45)0.86 (0.53–1.37)1.68 (1.19–2.36)**1.39 (1.02–1.91)*2.00 (1.42–2.81)***
 High1.001.001.001.001.00
Gender
 Male1.001.34 (1.07–1.71) *1.001.001.00
 Female0.89 (0.57–1.38)1.001.11 (0.89–1.38)1.01 (0.82–1.24)1.20 (0.94–1.53)
Dwelling area
 Rural1.001.001.001.001.00
 Urban0.67 (0.39–1.15)0.87 (0.66–1.14)0.77 (0.61–0.98)*1.06 (0.85–1.32)0.81 (0.62–1.06)
School commuting time (h)
 <0.51.00
 >0.50.87 (0.43–1.78)
School commuting means
 Walk/bicycle1.00
 Car1.43 (0.81–2.50)
 Bus1.94 (0.74–5.12)
Sports clubs (outdoors)
 No1.001.00
 Yes0.73 (0.51–1.04)1.38 (1.00–1.90)*
Sports clubs (indoors)
 No1.00
 Yes0.88 (0.66–1.18)
Seat position in the classroom
 Window area1.00
 Centre area1.08 (0.81–1.42)
 Passage area0.97 (0.69–1.36)
 Not decided1.06 (0.68–1.65)
Room where most daytime hours were spent at home
 Living (family) room1.00
 Own room1.22 (0.84–1.77)
Floor of room where most daytime hours were spent at home
 1st floor1.00
 2nd floor or higher0.85 (0.61–1.17)
Hours spent outdoors on weekends (h)
 <11.00
 1–21.01 (0.79–1.29)
 >21.53 (1.14–2.06)**
Sleeping place
 Living (family) room1.00
 Own room0.88 (0.58–1.34)
Floor of sleeping place
 1st floor1.00
 2nd floor or higher0.89 (0.68–1.17)
  • *p<0.05, **p<0.01, ***p<0.001.