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Table 3 Mean and difference among groups at baseline, posttreatment, and after 3 months of follow-up.

From: Effectiveness of Manual and Electrical Acupuncture for Chronic Non-specific Low Back Pain: A Randomized Controlled Trial

Outcomes

Unadjusted Mean (SD)

 

Between-group difference in score change

p

 

MA n = 33

EA n = 33

  

Pain intensity (0–10)

    

Baseline

7.9(1.7)

7.8 (1.9)

  

Posttreatment

3.8 (2.7)

4.2 (2.4)

−0.4 (−1.7 to 0.8)

0.51

3 months

3.7 (2.7)

4.1 (2.6)

−0.4 (−1.7 to 0.9)

0.54

Disability (0–24)

    

Baseline

13.0 (5.1)

16.3 (4.8)

  

Posttreatment

6.1 (5.0)

8.7 (7.4)

−2.6 (−5.6 to 0.5)

0.11

3 months

8.4 (7.3)

7.5 (7.1)

0.9 (−2.6 to 4.5)

0.59

McGill—Sensory (0–41)

    

Baseline

17.3 (8.7)

20.1 (7.6)

  

Posttreatment

8.0 (6.0)

9.4 (7.3)

−1.4 (−4.7 to 1.9)

0.40

3 months

9.9 (8.9)

10.5 (8.4)

−0.5 (−4.8 to 3.7)

0.79

McGill—Affective (0–14)

    

Baseline

4.3 (3.3)

5.3 (3.3)

  

Posttreatment

1.7 (2.6)

2.2 (3.1)

−0.5 (−1.9 to 0.9)

0.47

3 months

1.7 (2.4)

1.8 (3.2)

−0.1 (−1.5 to −1.2)

0.82

Quality of life

    

General health perceptions (0–100)

    

Baseline

65.3 (77.4)

60.1 (21.0)

  

Posttreatment

75.4 (16.4)

65.6 (24.5)

9.8 (−0.4 to 20.1)

0.06

3 months

70.4 (26.5)

62.7 (26.0)

7.6 (−5.2 to 20.5)

0.24

Physical role functioning (0–100)

    

Baseline

26.5 (36.9)

25.7 (37.2)

  

Posttreatment

69.3 (41.0)

49.4 (43.7)

19.9 (−0.9 to 40.8)

0.06

3 months

52.2 (53.8)

58.3 (52.5)

−6.0 (−32.2 to 20.1)

0.64

Emotional role functioning (0–100)

    

Baseline

59.5 (46.0)

53.5 (46.3)

  

Posttreatment

77.5 (45.9)

74.9 (41.3)

2.6 (−18.9 to −24.1)

0.81

3 months

72.7 (48.9)

82.8 (44.9)

−10 (−33.2 to −13.0)

0.38

Mental health (0–100)

    

Baseline

64.3 (23.3)

62.3 (20.1)

  

Posttreatment

73.6 (18.2)

70.5 (19.7)

3.0 (−6.2 to 12.4)

0.51

3 months

69.4 (25.0)

70.1 (26.7)

−0.7 (−13.4 to 12.0)

0.91

Global perceived effect (−5 to 5)

    

Baseline

−2.1 (2.6)

−2.1 (2.8)

  

Posttreatment

3.4 (1.7)

2.9 (1.4)

0.5 (−0.2 to 1.3)

0.17

3 months

3.5 (1.6)

3.2 (1.1)

0.3 (−0.3 to 0.9)

0.41

Kinesiophobia (17–68)

    

Baseline

41.5 (4.8)

44.9 (4.8)

  

Posttreatment

38.7 (4.9)

42.8 (6.8)

−4.1 (−7.0 to −1.1)

0.00*

3 months

38.6 (7.7)

42.6 (6.7)

−4.0 (−7.5 to −0.4)

0.00*

Depression (0–63)

    

Baseline

10.3 (7.7)

13.4 (8.6)

  

Posttreatment

5.1 (6.6)

7.3 (9.6)

−2.2 (−6.2 to 1.9)

0.30

3 months

7.9 (9.6)

6.7 (10.6)

1.2 (−3.8 to 6.1)

0.64

  1. #Normal range. CI = confidence interval, SF-36 = Short Form Health Survey Questionnaire. *p < 0.05, as determined by repeated-measures analysis of variance.