Table 1

Mean 25 (OH) D concentrations by socio-demographic characteristics, physical activity, and dietary habits of UAE adolescents aged 12 to 18 Years, 2010
Characteristic All 25 (OH) D Level, ng/mL
n Mean (95%CI) p-value
Overall 315 23.8 (22.1-24.7) NA
Age, Y
15-16 142 24.2 (22.4-25.9)
17-18 173 23.1 (21.8-24.6) 0.373
Gender, %
Male 150 26.2 (24.6-27.8)
Female 165 21.2 (19.8-22.7)) 0.000
Nationality
Emirati 198 23.2 (21.8-24.3)
Other Gulf or Arab Countries (References) 117 24.6 (21.3-26.5) 0.364
Mother education
No formal education 47 21.5 (19.2-23.8)
Up to secondary 162 23.5 (22.0-25.0)
College/University 49 24.8 (21.3-28.2) 0.127
Physical Activity Score
Low 115 22.1 (20.2-23.9)
Moderate 102 23.0 (21.2-24.8)
High 95 26.3 (24.3-28.3) 0.005
Television and Computer Use, h/day
Non 27 27.1 (22.5-31.7)
Up to 2 hours 99 24.6 (22.7-26.5)
More than 2 hours 186 22.5 (21.3-23.9) 0.030
Milk and milk product intake
Less than once per day 141 22.3 (21.0-23.7)
Once per day 85 24.8 (22.3-27.3)
More than once per day 89 24.4 (22.3-26.5) 0.127
Meals at Fast Food in past 7 days
Never 64 26.2 (23.3-29.1)
Once per week 148 23.4 (21.8-24.9)
More than once per week 103 22.3 (20.6-24.1) 0.042
Carbonated soft drink intake in a day
Less than once a day 171 23.8 (22.3-25.3)
Once or two times a day 70 21.4 (19.6-23.1)
More than two times a day 74 25.2 (22.6-27.8) 0.058
Vegtables intake in a day
Less thance once a day 170 23.1 (21.6-24.4)
Once daily 71 23.8 (21.1-26.4)
More than once a day 74 24.8 (22.5-27.0) 0.417

Muhairi et al.

Muhairi et al. BMC Public Health 2013 13:33   doi:10.1186/1471-2458-13-33

Open Data