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Table 2 Pain, function and quality of life data over time

From: Surgical treatment for lumbar spinal stenosis: a single-blinded randomized controlled trial

 

T0

 

T4

T12

T24

T48

 

IG

CG

P

intergroup

IG

CG

IG

CG

IG

CG

IG

CG

P

interaction

VAS

4.35 (3.21)

4.47 (2.91)

0.890

5.10 (2.52)

5.28 (2.93)

3.81 (1.74)

4.41 (2.95)

3.61 (2.85)

6.00 (5.91)

3.32 (2.77)

4.59 (3.10)

0.145

ODI

47.81 (19.36)

47.50 (18.68)

0.468

50.19 (22.18)

46.25 (21.60)

42.45 (20.58)

46.06 (20.36)

34.90 (22.23)

45.84 (22.51)

35.74 (20.03)

47.81 (16.69)

0.006 *

RM

14.42 (6.88)

14.72 (6.75)

0.274

18.71 (5.31)

14.59 (6.61)

16.42 (5.01)

13.47 (7.09)

13.00 (6.50)

14.22 (7.11)

12.71 (6.53)

13.63 (7.07)

0.005 *

6MWT

287.16 (91.56)

293.56 (85.29)

0.766

209.03 (83.04)

295.03 (86.32)

242.68 (93.35)

291.31 (86.28)

279.00 (66.77)

282.25 (110.18)

283.52 (62,34)

284.13 (77.79)

< 0.001 *

SF-36

PF

30.16 (26.25)

32.50 (25.65)

0.722

14.35 (14.36)

34.22 (28.17)

22.39 (26.77)

37.97 (25.74)

23.87 (25.78)

33.91 (31.00)

25.65 (25.58)

39.84 (27.95)

0.123

RP

17.74 (31.09)

16.41 (30.85)

0.877

1.61 (6.24)

27.34 (43.24)

11.58 (23.27)

17.97 (36.61)

9.68 (26.36)

33.00 (46.40)

19.35 (37.48)

22.66 (41.81)

0.023 *

BP

38.61 (21.74)

36.88 (21.64)

0.856

33.35 (24.74)

37.00 (23.55)

41.52 (25.27)

40.53 (23.12)

45.81 (26.26)

36.53 (21.40)

46.10 (25.74)

39.59 (20.75)

0.210

GH

56.03 (24.70)

53.13 (27.15)

0.647

64.58 (25.53)

57.19 (24.95)

66.97 (23.96)

54.97 (23.67)

69.35 (25.55)

55.38 (23.44)

62.29 (28.20)

55.75 (24.38)

0.285

Vit

48.23 (25.51)

49.22 (27.18)

0.891

50.16 (32.31)

46.56 (32.21)

63.23 (26.32)

48.44 (29.69)

63.87 (24.35)

45.94 (32.54)

61.45 (27.09)

47.97 (29.21)

0.047 *

SF

57.66 (34.26)

57.41 (32.66)

0.158

60.08 (29.65)

60.94 (33.26)

68.15 (30.25)

65.63 (30.78)

73.39 (27.53)

58.98 (36.09)

69.35 (28.66)

66.41 (30.85)

0.249

RE

40.86 (48.87)

42.71 (48.81)

0.876

45.16 (50.59)

76.04 (42.53)

54.84 (50.59)

76.04 (42.53)

55.91 (49.73)

74.67 (42.44)

49.46 (50.09)

76.00 (42.58)

0.145

MH

61.55 (30.65)

60.75 (27.33)

0.890

62.42 (30.29)

61.25 (29.47)

60.77 (30.05)

62.88 (27.66)

64.77 (26.28)

59.63 (32.47)

63.74 (29.28)

65.00 (27.26)

0.771

  1. Data presented as the mean (SD)
  2. IG intervention group, CG control group, VAS visual analogue scale, ODI Oswestry, RM Roland Morris, 6MWT six minute walk test, PF Physical functioning, RP Role physical, BP Bodily pain, GH General health, Vit Vitality, SF Social functioning, RE Role emotional, MH Mental health
  3. * p value statistically significant