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Table 5 Between-group differences in physical activity level and sedentary time at baseline and post-program

From: Effect of high-intensity interval training on cardiorespiratory fitness, physical activity and body composition in people with schizophrenia: a randomized controlled trial

  

Intervention group

Comparison group

 

N

Mean (SD)

N

Mean (SD)

Mean diff

95% CI

P

Number of valid days

Baseline

35

3.4 (1.0)

35

3.4 (1.2)

0.0

−0.5, 0.6

0.8

Post-program

23

3.1 (1.1)

25

3.1 (1.0)

−0.0

− 0.6, 0.6

0.9

Wear time (min∙day−1)

Baseline

35

10.3 (2.9)

35

10.7 (3.1)

−0.3

−1.9, 1.1

0.6

Post-program

23

10.6 (2.3)

25

10.8 (2.8)

−0.2

−1.7, 1.3

0.7

Total PA level (CPM)

Baseline

33

220 (91)

34

255 (157)

−35

−97, 26

0.25

Post-program

22

246 (154)

25

281 (198)

−34

− 121, 52

0.4

Light PA (min∙day− 1)

Baseline

35

202 (90)

35

205 (91)

−2.6

−40, 34

0.8

Post-program

23

226 (92)

25

199 (78)

27

−13, 68

0.18

Moderate PA (min∙day− 1)

Baseline

35

19 (12)

35

26 (23)

−7.0

−16, 2.6

0.15

Post-program

23

24 (18)

25

21 (21)

2.7

−0.5, 11

0.5

Vigorous PA (min∙day−1)

Baseline

35

0.6 (2.1)

35

1.4 (3.7)

−0.8

−2.3, 0.7

0.3

Post-program

23

1.9 (3.6)

25

2.1 (9.9)

−0.1

−2.7, 2.3

0.8

MVPA (min∙day−1)

Baseline

35

20 (12)

35

28 (24)

−7.8

−17, 2.0

0.11

Post-program

23

26 (20)

25

23 (26)

2.7

−0.6, 11

0.5

Steps per day

Baseline

33

3984 (1519)

34

4532 (3262)

− 548

− 1713, 617

0.3

Post-program

22

4568 (2509)

25

4620 (2825)

−52

− 1474, 1369

0.9

Sedentary time (hours∙day−1)

Baseline

35

8.2 (1.6)

35

8.2 (1.6)

−0.0

−0.7, 0.7

0.9

Post-program

23

8.3 (1.6)

25

8.1 (1.6)

0.1

−0.8, 1.1

0.7

  1. Presented values are the mean ± SD. PA, physical activity. CPM, counts per minute. MVPA, moderate to vigorous physical activity. CI, confidence interval