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Table 6 Association between overweight/ obesity and eating habits; physical/leisure activities and parent’s body mass index

From: Overweight and obesity and their associated factors among early adolescence school children in urban and rural Portugal

% of overweight and obese children in each category Body mass index P OR 95% CI
Low/Normal High/Obese LL UL
Gender Male (34/49) 69.4% (15/49) 30.6% 0.773 Reference
Female (46/64) 71.9% (18/64) 28.1% 0.89 0.39 2.01
Age (years) 10/11 (58/76) 76.3% (18/76) 23.7% 0.064 Reference
12 (22/37) 59.5% (15/37) 40.5% 2.20 0.95 5.10
Setting Urban (28/42) 66.7% (14/42) 33.3% 0.458 Reference
Rural (52/71) 73.2% (19/71) 26.8% 0.73 0.32 1.68
Has breakfast everyday No (5/6) 83.3% (1/6) 16.7% 0.669 Reference
Yes (75/107) 70.1% (32/107) 29.9% 2.13 0.24 19.00
Chocolate milk or coffee, cakes/cookies No (47/64) 73.4% (17/64) 26.6% 0.437 Reference
Yes (32/48) 66.7% (16/48) 33.3% 1.38 0.61 3.13
Soup every day No (22/31) 71.0% (9/31) 29.0% 0.980 Reference
Yes (58/82) 70.7% (24/82) 29.3% 1.01 0.41 2.51
Vegetables and/or salads > =Once a day No (45/60) 75.0% (15/60) 25.0% 0.296 Reference
Yes (35/53) 66.0% (18/53) 34.0% 1.54 0.68 3.49
Fish and/or meat everyday No (29/39) 74.4% (10/39) 25.6% 0.545 Reference
Yes (51/74) 68.9% (23/74) 31.1% 1.31 0.55 3.13
1 or more pieces of fruit a day No (17/21) 81.0% (4/21) 19.0% 0.257 Reference
Yes (63/92) 68.5% (29/92) 31.5% 1.96 0.60 6.33
Number of candies, pizzas, hamburgers or chocolate eaten a week > = 4 (26/33) 78.8% (7/33) 21.2% 0.230 Reference
<4 (54/80) 67.5% (26/80) 32.5% 1.79 0.69 4.66
Never drinks high calorie drinks No (59/80) 73.8% (21/80) 26.3% 0.282 Reference
Yes (21/33) 63.6% (12/33) 36.4% 1.62 0.68 3.82
Number of meals a day >3 (73/101) 72.c3% (28/101) 27.7% 0.328 Reference
3 (7/12) 58.3% (5/12) 41.7% 1.86 0.55 6.36
Walks/High energy activities No (60/82) 73.2% (22/82) 26.8% 0.434 Reference
Yes (19/29) 65.5% (10/29) 34.5% 1.44 0.58 3.56
≥30 minute walk a day No (52/72) 72.2% (20/72) 27.8% 0.740 Reference
Yes (27/39) 69.2% (12/39) 30.8% 1.16 0.49 2.71
≥2 hours of television or video games a day Yes (60/85) 70.6% (25/85) 29.4% 0.806 Reference
No (19/26) 73.1% (7/26) 26.9% 0.88 0.33 2.37
At least one obese parent No (59/73) 80.8% (14/73) 19.2% 0.006 Reference
Yes (12/23) 52.2% (11/23) 47.8% 3.86 1.42 10.55
Obese father No (68/88) 77.3% (20/88) 22.7% 0.020 Reference
Yes (4/10) 40.0% (6/10) 60.0% 5.10 1.31 19.87
Obese mother No (64/90) 71.1% (26/90) 28.9% 0.525 Reference
Yes (8/13) 61.5% (5/13) 38.5% 1.54 0.46 5.14