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Table 2 Pretest-posttest differences in obese and non-obese participants (t-tests for paired samples)

From: Obesity effect on a multimodal physiotherapy program for low back pain suffers: patient reported outcome

 

G1: BMI ≥30

G2: BMI <30

 

(95% CI)

(95% CI)

 

Pre TEST

Post TEST

Mean Difference

Pre TEST

Post TEST

Mean Difference

RMQ

12.60

7.60

5.00***

12.34

3.6

8.74***

(24-0)

(8.97/15.64)

(9.17/6.03)

(5.80/4.20)

(14.72/9.80)

(9.27/0.43)

(11.67/2.86)

SF12-PCS

41.74

50.42

−8.68***

41.3

57.68

−16.38

(0-100)

(32.12/51.27)

(63.51/39.90)

(-13.14/-4.21)

(48.12/35.10)

(64.38/45.71)

(-24.14/2.03)

SF12-MCS

46.97

50.97

−4.00

52.94

53.56

−0.62

(0-100)

(55.01/38.86)

(61.55/38.21)

(-9.39/1.40)

(64.28/35.02)

(58.10/51.80)

(-1.42/0.07)

EQ-5D

0.60

0.68

−0.08

0.72

0.7

0.02**

(0-1)

(0.71/0.46)

(0.78/0.59)

(-0.17/0.02)

(0.66/0.91)

(0.78/0.61)

(-0.40/0.06)

EQ-VAS

61.33

79.00

−17.67***

64.74

89.49

−24.75**

(0-100)

(72.67/52.67)

(87.23/66.83)

(-23.72/-11.61)

(54.20/75.80)

(94.39/75.06)

(-28.16/-19.94)

  1. Significance.
  2. * ≤ 0.05.
  3. ** ≤ 0.005.
  4. *** ≤ 0.001.
  5. RMQ: Roland Morris Questionnaire (high RMQ values represent high disability).
  6. SF12-PCS: Physical Component State.
  7. SF12-MCS: Mental Component State.
  8. EQ-5D: Quality of Life Index.
  9. EQ-VAS: Visual Analogic Scale Quality of life.