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Table 2 Intragroup analysis. Changes to immediate, short, and medium terms according to study group

From: Manual therapy versus therapeutic exercise in non-specific chronic neck pain: a randomized controlled trial

Ā 

VAS pre (i)

VAS week 1 (i)

VAS week 4 (i)

VAS week 12 (i)

NDI pre (i)

NDI week 1 (i)

NDI week 4 (i)

NDI week 12 (i)

PPT pre (i)

PPT week 1 (i)

PPT week 4 (i)

PPT week 12 (i)

Manual therapy

41.95ā€‰Ā±ā€‰4.03

32.77ā€‰Ā±ā€‰3.14

15.82ā€‰Ā±ā€‰3.26

18.23ā€‰Ā±ā€‰4.33

27.32ā€‰Ā±ā€‰8.80

22.00ā€‰Ā±ā€‰8.54

11.82ā€‰Ā±ā€‰2.00

11.23ā€‰Ā±ā€‰8.42

21.78ā€‰Ā±ā€‰1.42

21.51ā€‰Ā±ā€‰1.25

26.91ā€‰Ā±ā€‰1.41

26.79ā€‰Ā±ā€‰2.09

P

Ā 

0.007*b

0.001*b

0.002*b

Ā 

0.001a

0.001b

0.001a

Ā 

0.806a

0.001a

0.003a

Therapeutic exercise

48.17ā€‰Ā±ā€‰3.48

35.83ā€‰Ā±ā€‰3.88

17.83ā€‰Ā±ā€‰3.42

24.43ā€‰Ā±ā€‰4.70

27.96ā€‰Ā±ā€‰9.68

19.17ā€‰Ā±ā€‰8.90

9.87ā€‰Ā±ā€‰1.78

13.09ā€‰Ā±ā€‰11.94

20.33ā€‰Ā±ā€‰1.31

20.70ā€‰Ā±ā€‰1.59

22.30ā€‰Ā±ā€‰1.84

25.22ā€‰Ā±ā€‰1.73

P

Ā 

0.008*a

0.001*b

0.002*b

Ā 

0.001a

0.001b

0.001b

Ā 

0.729a

0.061a

0.001a

Control

49.80ā€‰Ā±ā€‰3.53

49.25ā€‰Ā±ā€‰3.53

50.55ā€‰Ā±ā€‰3.54

48.75ā€‰Ā±ā€‰3.51

29.38ā€‰Ā±ā€‰14.63

31.14ā€‰Ā±ā€‰15.84

31.20ā€‰Ā±ā€‰3.51

29.90ā€‰Ā±ā€‰14.66

23.33ā€‰Ā±ā€‰1.26

23.12ā€‰Ā±ā€‰1.22

23.23ā€‰Ā±ā€‰1.17

23.18ā€‰Ā±ā€‰1.14

P

Ā 

0.342a

0.518a

0.337a

Ā 

0.194b

0.105b

0.505b

Ā 

0.566a

0.673a

0.634a

  1. Control control group, Manual therapy manual therapy group, Therapeutic exercise therapeutic exercise group, P statistical significance from tests, VAS visual analog scale (mm), NDI Neck Disability Index (%), PPT pressure pain threshold (N/cm2)
  2. (i) Dates expressed as meansā€‰Ā±ā€‰standard deviation
  3. aStudentā€™s t for paired samples
  4. bWilcoxon Z
  5. *Statistically significant differences between groups (Pā€‰<ā€‰0.05)