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Table 2 Lifestyle-related variables among Saudi adolescents stratified by sex and BMI categories

From: Lifestyle factors associated with overweight and obesity among Saudi adolescents

Variable Male Female
Normal Overweight Obese Normal Overweight Obese
Age (years) b 16.8
± 1.1
16.7
± 1.2
16.8
± 1.1
16.5
± 1.0
16.5
± 1.1
16.6
± 1.1
Weight (kg) a, b, c, d 56.1
± 8.5
75.2
± 7.4
98.3
± 16.1
49.6
± 7.1
65.4
± 6.3
85.7
± 15.8
Height (cm) a,b 168.0
± 7.4
168.4
± 6.6
169.1
± 7.1
156.6
± 5.7
156.7
± 6.4
168.5
± 6.0
BMI (kg/m2) a, b, c 19.8
± 2.4
26.5
± 1.5
34.3
± 4.8
20.2
± 2.5
26.6
± 1.5
34.9
± 6.0
Waist Circumference (cm) a, b, c, d 69.8
± 7.7
83.7
± 8.5
99.8
± 11.9
68.1
± 7.2
79.4
± 7.4
94.7
± 16.4
Waist-height ratio a, b, c 0.415
± 0.04
0.497
± 0.05
0.590
± 0.07
0.435
± 0.04
0.507
± 0.05
0.605
± 0.10
Screen time (TV viewing and computer use) hour/day b 5.25
± 3.2
5.29
± 3.3
5.5
± 3.4
6.60
± 3.6
6.53
± 3.3
6.56
± 3.9
METs-min/week of Moderate –intensity physical activity b 1016.3
± 1185.9
1044.9
± 1097.9
1054.4  ± 1166.5 721.3
± 833.6
826.1
± 909.4
791.4  ± 1005.6
METs-min/week of Vigorous –intensity physical activity a, b, c, d 2457.1
± 2761.1
2067.1
± 2292.5
1757.1
± 2130.2
564.7
± 910.6
574.9
± 924.9
482.3
± 625.7
Total METs-min/week a, b, c, d 3365.4
± 3485.8
3022.4
± 2869.2
2699.9
± 2793.7
1194.0
± 1413.9
1280.3
± 1512.3
1202.4
± 1363.8
Breakfast consumption (frequency/week) a, b, c 3.94
± 2.7
3.52
± 2.7
3.35
± 2.7
3.46
± 2.6
3.08
± 2.5
3.79
± 2.6
Vegetables Consumption (frequency/week) a 3.77
± 2.4
3.67
± 2.4
3.62
± 2.4
3.62
± 2.4
3.67
± 2.4
3.65
± 2.4
Fruits Consumption
(frequency/week) a, b
3.27
± 2.2
3.40
± 2.4
3.16
± 2.3
2.47
± 2.1
2.71
± 2.2
2.51
± 2.1
Milk/diary products intake (frequency/week) a, b, c 4.45
± 2.4
4.21
± 2.5
4.07
± 2.5
3.71
± 2.5
3.77
± 2.5
3.26
± 2.6
Sugar-sweetened drinks (frequency/week) b, c, d 4.82
± 2.3
4.52
± 2.5
4.76
± 2.3
4.36
± 2.3
4.19
± 2.3
3.78
± 2.3
Fast foods (frequency/week) b 2.93
± 1.9
2.82
± 2.1
2.89
± 2.0
2.68
± 1.8
2.69
± 2.0
2.89
± 2.0
French fries/potato chips (frequency/week) b, c 2.51
± 2.1
2.39
± 2.1
2.49
± 2.1
2.99
± 2.0
2.55
± 2.0
2.60
± 2.0
Cake/donuts (frequency/week) c 2.55
± 2.1
2.29
± 2.0
2.39
± 2.0
2.89
± 2.1
2.52
± 1.9
2.32
± 1.9
Sweets (frequency/week) b, c, d 3.19
± 2.3
2.85
± 2.3
2.84
± 2.3
4.19
± 2.3
3.67
± 2.2
3.18
± 2.1
Energy drinks (frequency/week) b 1.51
± 2.1
1.61
± 2.2
1.59
± 2.2
0.89
± 1.7
0.91
± 1.7
0.82
± 1.6
  1. Data are means and standards deviations and were analyzed by ANCOVA controlling for age.
  2. a p < 0.05 for the effect of age.
  3. b p < 0.05 for the main effect of sex.
  4. c p < 0.05 for the main effect of BMI category.
  5. d p < 0.05 for the effect of the interaction sex × BMI category.