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Table 2 Risk factors associated with overweight and obesity among school children in Dhaka, Bangladesh 2007

From: Risk factors associated with overweight and obesity among urban school children and adolescents in Bangladesh: a case–control study

Risk factor

Control

Case

Odds ratio (95% CI)

 

n (%)

n (%)

Unadjusted

Adjusted

Having at least one overweight parent

  No

66 (68)

43 (44)

reference

reference

  Yes

31 (32)

54 (56)

2.7 (1.5–4.8)*

2.8 (1.5–5.2)*

Total physical activities per day

  <60 minutes

64 (65)

69 (70)

reference

Not included

  ≥60 minutes

35 (35)

30 (30)

0.80 (0.4–1.4)

 

Physical activities at home per day

  No

13 (13)

27 (27)

reference

reference

  <30 minutes

28 (28)

27 (27)

0.5 (0.2–1.1)§

0.4 (0.2–1.0)§

  ≥30 minutes

58 (59)

45 (45)

0.4 (0.2–0.8)*

0.4 (0.2–0.9)*

Physical activities at school per day

  No

40 (40)

43 (43)

reference

 

  <30 minutes

26 (26)

22 (22)

0.8 (0.4–1.6)

Not included

  ≥30 minutes

33 (33)

34 (34)

0.9 (0.5–1.8)

 

Sedentary activities

  0–4 hours

59 (60)

41 (40)

reference

reference

  > 4 hours

40 (40)

58 (59)

2.1 (1.2–3.7)*

2.0 (1.1–3.7)*

Sex

  Female

47 (47)

44 (44)

reference

Not included

  Male

52 (52)

55 (56)

1.1 (0.6–2.0)

 

Maternal education

  Up to higher secondary

35 (37)

34 (35)

reference

Not included

  Graduation or more

60 (61)

64 (65)

1.1 (0.6–2.0)

 

Sleeping time

99 (100)

99 (100)

0.8 (0.6–101)

Not included

Monthly household expenditure

99 (100)

99 (100)

1.0 (1.0–1.0)

Not included

  1. *p < 0.05; § p > 0.05; p > 0.3.
  2. This group included 5 controls and 13 cases who reported no physical activity.