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Table 2 Short- and long-term intervention effects on objectively assessed physical activity and sedentary time

From: Short- and long-term effectiveness of a three-month individualized need-supportive physical activity counseling intervention at the workplace

 

Intervention group

Reference group

Short-term intervention effect

Long-term intervention effect

Baseline

Post

(3 months)

Follow-up

(9 months)

Baseline

Post

(3 months)

Follow-up

(9 months)

Main effect of time

2 x 2 interactiona

ES

Main effect of time

3 x 2 interactionb

ES

Mean (SE)

Mean (SE)

Mean (SE)

Mean (SE)

Mean (SE)

Mean (SE)

F

F

d

F

F

d

Steps (n/day)

 Weekdays

9173.1 (203.0)

10453.9 (207.7)

9646.4 (226.5)

10048.0 (446.7)

9521.2 (458.7)

10052.0 (460.1)

2.938

16.403***

0.65

1.530

8.988***

0.48

 Weekend days

9851.5 (247.9)

11604.1 (290.9)

10971.9 (325.2)

9650.3 (548.2)

10418.0 (644.5)

9977.6 (646.8)

12.188**

1.730

0.21

6.744**

1.229

0.18

 Average days

9378.6 (188.7)

10824.5 (197.7)

10034.7 (223.3)

9857.3 (416.4)

9767.8 (436.2)

9983.7 (456.4)

12.674***

13.966***

0.60

6.187

7.830**

0.45

Sedentary time (≤1.8 MET)

 Weekdaysc

1039.1 (0.0)

994.5 (9.2)

1012.5 (9.6)

1039.1 (0.0)

1008.9 (20.5)

1044.4 (20.4)

13.015***

0.389

0.10

5.672

1.002

0.16

 Weekend days

1005.2 (10.0)

949.3 (11.7)

976.1 (11.7)

997.5 (22.0)

969.4 (25.7)

987.0 (23.5)

9.094**

0.936

0.15

4.681

0.588

0.12

 Average days

1035.1 (8.1)

986.4 (8.6)

1010.2 (9.5)

1001.3 (17.7)

969.7 (18.7)

1001.1 (19.3)

20.734***

0.972

0.16

10.345***

1.115

0.17

Light PA (>1.8- < 3 MET)

 Weekdays

64.1 (2.8)

69.5 (2.9)

68.0 (3.0)

74.2 (6.1)

73.7 (6.3)

70.9 (6.1)

0.217

1.506

0.20

0.372

0.744

0.14

 Weekend days

94.5 (4.1)

93.7 (4.3)

102.9 (4.5)

98.5 (9.1)

89.1 (9.5)

93.9 (9.1)

0.954

0.685

0.13

0.781

0.819

0.14

 Average days

73.1 (2.9)

77.2 (3.0)

78.4 (3.0)

82.6 (6.2)

77.8 (6.5)

77.3 (6.1)

0.116

2.734

0.26

0.009

1.673

0.21

Moderate PA (>3- < 6 MET)

 Weekdays

34.6 (2.2)

50.5 (2.8)

41.8 (2.9)

47.4 (4.8)

52.4 (6.1)

51.4 (5.8)

9.513**

2.733

0.26

5.322**

1.389

0.19

 Weekend days

52.5 (3.5)

69.9 (4.6)

59.6 (4.5)

55.1 (7.7)

71.5 (10.1)

64.6 (9.1)

8.932**

0.049

0.04

5.063**

0.048

0.04

 Average days

41.3 (2.5)

57.3 (3.0)

47.6 (3.0)

51.3 (5.5)

58.5 (6.6)

54.8 (6.1)

12.020**

2.083

0.23

6.577**

0.950

0.16

Vigorous PA (≥6 MET)

 Weekdays

1.7 (0.3)

3.5 (0.4)

3.2 (0.5)

3.0 (0.6)

2.5 (0.9)

4.1 (0.9)

1.791

4.704*

0.35

2.889

2.625

0.26

 Weekend days

1.4 (0.3)

4.5 (0.6)

4.0 (0.7)

0.7 (0.6)

2.8 (1.3)

5.0 (1.4)

12.733***

0.406

0.10

14.044***

1.095

0.17

 Average days

1.6 (0.2)

3.8 (0.4)

3.3 (0.4)

2.4 (0.6)

2.6 (0.9)

4.4 (0.9)

6.928**

3.008

0.28

8.285***

2.696

0.26

MVPA (≥3 MET)

 Weekdaysd

41.3 (0.0)

60.3 (3.4)

51.1 (3.1)

41.3 (0.0)

42.5 (7.6)

43.3 (6.7)

5.905*

4.582*

0.34

3.052

2.281

0.24

 Weekend days

57.7 (3.8)

81.2 (5.1)

69.3 (5.0)

56.1 (8.5)

78.1 (11.1)

79.1 (10.1)

13.201***

0.063

0.04

8.870***

0.712

0.14

 Average days

45.2 (2.6)

65.3 (3.3)

54.8 (3.2)

56.4 (5.8)

65.4 (7.2)

64.3 (6.5)

14.478***

2.316

0.24

8.190***

1.263

0.18

  1. PA and sedentary time are expressed as minutes per day
  2. PA Physical activity, MVPA Moderate-to-vigorous physical activity, MET Metabolic equivalent, ES Effect size, SE Standard error
  3. *p < .05, **p < .01, ***p < .001
  4. a2(time) x 2(group) interaction effect; b3(time) x 2(group) interaction effect; c adjusted for baseline weekday sedentary time; dadjusted for baseline weekday MVPA
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