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Table 4 Average time (in minutes per day) spent on physical activity measured by the IPAQ-C and ActiGraph, and differences between the two measurements, by level of activity and respondent characteristics

From: Performance of the international physical activity questionnaire (short form) in subgroups of the Hong Kong chinese population

  

Moderate intensity activity per day

Vigorous intensity activity per day

Metabolic equivalent task per week✩

  

IPAQ-C#

ActiGraph#

Difference†

IPAQ-C#

ActiGraph#

Difference†

IPAQ-C#

ActiGraph#

Difference†

Sex

          
 

Male

137.7 (147.5)

45.2

(23.9)

92.4***

(6.1)

17.4

(51.5)

1.3

(3.4)

16.1***

(2.1)

4290.5 (5124.8)

1339.6 (736.7)

2950.9***

(209.9)

 

Female

153.4 (178.0)

42.1

(23.9)

111.3***

(6.7)

9.6

(40.7)

1.0

(2.8)

8.5***

(1.6)

4216.6 (4996.1)

1237.1 (717.8)

2979.5***

(188.2)

Age, years

         
 

≤29

150.0

(157.0)

39.1

(20.8)

110.9*** (10.3)

17.7

(39.9)

1.4

(3.2)

16.3***

(2.6)

4556.9 (4674.1)

1171.2 (635.7)

3385.8*** (305.8)

 

30-49

143.6 (173.5)

43.8

(22.3)

99.8***

(6.9)

11.8

(45.0)

1.00

(2.7)

10.8***

(1.8)

4118.9 (5139.1)

1282.2 (679.5)

2836.7*** (203.0)

 

≥ 50

147.9 (155.4)

45.7

(27.4)

102.2***

(7.5)

12.8

(50.9)

1.3

(3.6)

11.5***

(2.5)

4279.5 (5132.5)

1351.8 (835.2)

2927.7*** (248.6)

Full-time worker

         
 

Yes - high PD

253.9 (233.2)

57.7

(33.2)

196.2*** (22.1)

57.7

(33.2)

1.0

(2.6)

56.3***

(10.6)

9384.4 (8721.6)

1671.8 (966.3)

7712.6*** (835.3)

 

Yes - low PD

142.5 (174.2)

44.3

(21.7)

98.2***

(6.9)

8.7

(32.9)

1.0

(2.8)

7.7***

(1.3)

3904.9 (4834.3)

1297.4 (664.7)

2607.6*** (191.1)

 

Not full-time

130.2 (125.6)

40.1

(23.2)

90.1***

(5.6)

10.0

(32.9)

1.3

(3.5)

8.6***

(1.4)

3679.3 (3580.6)

1196.2 (723.3)

2483.2*** (158.6)

Tertiary education

         
 

Yes

107.0 (126.0)

42.7

(20.0)

64.2***

(7.4)

9.0

(22.6)

1.1

(2.9)

7.9***

(1.3)

3062.4 (3595.4)

1258.6 (599.1)

1803.9*** (208.4)

 

No

157.8

(173.8)

43.7

(25.1)

114.1***

(5.6)

14.4

(51.5)

1.2

(3.2)

13.2***

(1.7)

4601.9 (5386.8)

1290.3 (766.8)

3311.7*** (174.0)

BMI

          
 

Overweight

(≥ 25)

152.9 (174.1)

44.5

(24.6)

108.4***

(8.6)

13.0

(42.2)

1.2

(3.4)

11.8***

(2.1)

4411.7 (5339.2)

1315.0 (771.6)

3096.7*** (263.5)

 

Normal (< 25)

143.4 (160.5)

43.1

(23.6)

100.3***

(5.4)

13.3

(47.9)

1.1

(2.9)

12.2***

(1.6)

4187.3 (4923.9)

1270.5 (706.4)

2916.8*** (165.4)

VFL, %

          
 

Overweight

(≥ 10)

134.9 (150.4)

47.9

(25.9)

87.1***

(7.9)

14.6

(51.2)

1.4

(3.7)

13.2***

(2.8)

4063.8 (5231.5)

1416.8 (811.1)

2647.0*** (274.5)

 

Normal (< 10)

150.2 (170.2)

42.6

(23.2)

107.6***

(5.8)

11.8

(44.7)

1.0

(2.7)

10.8***

(1.6)

4271.6 (5044.0)

1251.4 (693.5)

3020.2*** (172.9)

  1. PD: physical demand
  2. ✩ 8*vigorous min + 4*moderate min, IPAQ: 8*vigorous min + 4*moderate min + 3.3*walking min
  3. # Data are presented as mean (standard deviation).
  4. † Data are presented as mean (standard error).
  5. * P < 0.05.
  6. ** P < 0.01.
  7. *** P < 0.001.