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Table 2 Demographics of the study population at baseline, n = 131

From: The effect of spinal manipulative therapy and home stretching exercises on heart rate variability in patients with persistent or recurrent neck pain: a randomized controlled trial

 

Intervention (66)

Control (65)

Age, mean (sd)

57 (14.0)

58 (13.7)

Female, n (%)

37 (56)

36 (55)

Baseline neck pain NRS-11, mean

4.68

4.17

Arm pain, n (%)

42 (65)

36 (57)

Pain in the midback, n (%)

39 (61)

37 (62)

Pain in the low back, n (%)

39 (62)

37 (59)

Neck pain

1. Less than 6 months, n (%)

0 (0)

1 (2)

2. 6–12 months, n (%)

8 (12)

10 (16)

3. Several years, n (%)

57 (88)

51 (82)

STarT back categories

1. Low risk, n (%)

47 (80)

48 (79)

2. Medium risk, n (%)

7 (12)

11 (18)

3. High risk, n (%)

5 (9)

2 (3)

Sick leave during previous year

Does not work, n (%)

13 (20)

18 (28)

No, n (%)

47 (71)

41 (63)

Yes, between 1 and 7 days, n (%)

3 (5)

2 (3)

Yes, between 8 and 14 days, n (%)

3 (5)

0 (0)

Yes, more than 15 days, n (%)

0 (0)

4 (6)