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Table 2 Primary outcome measures: Mean (SD) of groups changes, and mean differences within group for outcomes between baseline and follow-up periods

From: Investigating the effect of a 3-month workplace-based pedometer-driven walking programme on health-related quality of life in meat processing workers: a feasibility study within a randomized controlled trial

12 weeks changes

Intervention n = 29

 

Control n = 29

 

Baseline

12 weeks

Means difference (95% CI)

P value

Baseline

12 weeks

Means difference (95% CI)

P value

Step-count

5993 (1234)

9792 (2053)

3799 (3225 to 4371)

0.005

5788 (1172)

6551(1154)

763 (137 to 1388)

0.013

W.MET

182 (140)

1035 (444)

853 (659 to 1047)

0.005

168 (118)

188 (135)

20 (-63 to 103)

0.545

Total MET

566 (184)

1469 (524)

903 (683 to 1124)

0.005

530 (250)

538 (254)

8 ( -146 to162)

0.898

PCS (0-100)

49.3 (7.2)

53.3 (5.3)

4.0 (0. 9 to 7.1)

0.008

50.5 (8.1)

50.0 (7.1)

−0.5 (-3.5 to 2.5)

0.670

MCS (0-100)

50.3 (8.0)

52.7 (5.2)

2.4 (-0.1 to 5.7)

0.082

51.0 (5.8)

51.7 (7.1)

0.7 (-2.0 to 3.5)

0.519

6MWT

555 (72)

587 (69)

32.6 (20.3 to 44.9)

0.005

554 (69)

569 (74)

14.9 (-6.0 to 36.0)

0.081

24 weeks changes

Intervention n = 29

 

Control n = 29

 

Baseline

24 weeks

Means difference (95% CI)

P value

Baseline

24 weeks

Means difference (95% CI)

P value

Step-count

5993(1234)

9645(1906)

3652 (2950 to 4354)

0.005

5788 (1172)

6266 (1648)

478 (-306 to1263)

0.396

W.MET

182 (140)

972 (383)

790 (615 to 964)

0.005

168 (118)

180 (133)

12 (-65 to 89)

0.701

Total MET

566 (184)

1383 (402)

817 (630 to 1003)

0.005

530 (250)

520 (246)

−10 (-190.7 to170)

0.893

PCS (0-100)

49.3 (7.2)

52.8 (4.6)

3.5 (0.5 to 6.5)

0.018

50.5 (8.1)

50.9 (6.9)

0.38 (-4.22 to 4.99)

0.833

MCS (0-100)

50.3 (8.0)

53.1(5.4)

2.7 (-1.0 to 6.5)

0.074

51.0 (5.8)

51.8 (6.6)

0.8 (-3.2 to 5.0)

0.599

6MWT

555 (72)

584 (67)

29.4 (9.4 to 49.4)

0.001

554 (69)

562 (74)

8.2 (-16.7 to 33.2)

0.409

  1. WMET = walking metabolic equivalent, total MET = total metabolic equivalent (extracted from International Physical Activity questionnaire), PCS = physical component score, MCS = mental component score, 6MWT = 6 minute walk test.