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Table 4 Physical and sedentary activity levels of cases and controls N = 324

From: Micronutrient status and associated factors of adiposity in primary school children with normal and high body fat in Colombo municipal area, Sri Lanka

Characteristics

Gender

Cases

Males-N = 81%BF- > 28.6

Females-N = 79%BF > 33.7

Control

Males-N = 80%BF- ≤ 28.6

Females-N = 84%BF- ≤ 33.7

p value

MVPA

 Total minutes spent/day

Male

37.14 (8.6,80.4)

95.86 (59.9,152.7)

< 0.001a

 Median (IQR)

Female

50.0 (15.0,94.3)

72.86 (36.1,125.0)

0.005a

Time spent N(%)

  (≥1 h/day)

Male

23 (28.4)

61 (76.3)

< 0.001b

  (< 1 h/day)

 

58 (71.6)

19 (23.7)

 

  (≥1 h/day)

Female

35 (44.3)

48 (57.1)

0.101b

  (< 1 h/day)

 

44 (55.7)

36 (42.9)

 

Sedentary activities

 Screen activities

  Total hours spent/week

Male

9 (4.0, 15.5)

7 (4,12)

0.074a

  Median-IQR

Female

15 (5,18)

7 (4.2,12)

< 0.001a

Time spent N (%)

  ≤ 14 h/week

Male

50 (61.7)

71 (88.8)

< 0.001a

  > 14 h/week

 

31 (38.3)

9 (11.2)

 

  ≤ 14 h/week

Female

31 (39.2)

72 (85.7)

< 0.001a

 > 14 h/week

 

48 (60.8)

12 (14.3)

 

 Non- screen activities

Male

18.0 (13.3,26.6)

16.21 (11.3,20.6)

0.017a

Total hours spent/week

(Median-IQR)

Female

17.92 (14,26.8)

15.21 (10.8,22.1)

0.017a

  1. MVPA Moderate to vigorous physical activities, *Differences between male cases and controls, **Differences between female cases and controls, aMann-Whitney U test compared median (inter quartile range). bPearson chi-square, statistically significant at p < 0.05
  2. Non screen activities included drawing, doing homework, listening to music, play cards, reading, siting and talking, travelling in vehicle
  3. Categories of MVPA and screen activities were based on the physical activity and sedentary behaviour guidelines for Sri Lanka- 2018 Institute of Sports & Exercise Medicine, Ministry of Sports, Sri Lanka