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Table 2 Before and after high-intensity interval training values, CIs, and effect sizes for cardiorespiratory fitness and physical function

From: Ten weeks of high-intensity interval walk training is associated with reduced disease activity and improved innate immune function in older adults with rheumatoid arthritis: a pilot study

 

Pre-HIIT

Post-HIIT

95% CI (lower, upper)

p Value

Effect size (d)

Cardiorespiratory fitness

 VO2peak, L/min

1.75 ± 0.4

1.89 ± 0.4

(− 3.0, − 1.8)

< 0.001

2.86

 VO2peak, ml/kg/min

25.0 ± 6.6

27.1 ± 7.0

(− 0.2, − 0.13)

< 0.001

3.19

Physical function

 Physical activity questionnaires

     

  IPEQ

30.4 ± 24.6

28.8 ± 16.7

(− 11.2, 14.4)

0.788

0.08

  SBAS

2.5 ± 0.5

2.9 ± 1.0

(− 0.9, 0.1)

0.096

0.52

 Grip strength, kg

18.3 ± 7.2

19.0 ± 8.1

(− 1.7, 0.3)

0.166

0.43

 Berg Balance Score

54.4 ± 4.0

54.7 ± 3.2

(− 1.2, 0.7)

0.555

0.18

 TUG, s

8.8 ± 1.8

8.4 ± 1.9

(− 0.1, 0.1)

0.084

0.54

 400-m walk test, s

251 ± 62

233 ± 51

(9.0, 27.4)

0.001

1.30

 30-s chair stands, n

14 ± 4

17 ± 5

(− 4.0, − 0.2)

0.035

0.70

  1. Abbreviations: HIIT High-intensity interval training, IPEQ Incidental and Planned Exercise Questionnaire, SBAS Stanford Brief Activity Survey, TUG Timed Up and Go, VO2peak Aerobic capacity
  2. Data are mean ± SD
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Arthritis Research & Therapy

ISSN: 1478-6362

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