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Table 2 Adjusted mean changes form baseline to week 12 and differences between group-changes with confidence intervals (CI)a

From: Patient-centered professional practice models for managing low back pain in older adults: a pilot randomized controlled trial

Variable

Treatment Group

Mean Change (95% CI)

Mean Difference (95% CI)

Shared vs. Dual

Shared vs. Medical

Dual vs. Medical

Roland Morris Disability

Shared

2.8 (1.6 to 4.0)

0.3 (−1.5 to 2.0)

1.3 (−0.5 to 3.0)

1.0 (−0.8 to 2.8)

Dual

2.5 (1.3 to 3.7)

Medical

1.5 (0.2 to 2.8)

NRS-Average

Shared

1.8 (1.0 to 2.6)

−1.2 (−2.3 to −0.1)

−0.5 (−1.7 to 0.6)

0.7 (−0.4 to 1.8)

Dual

3.0 (2.3 to 3.8)

Medical

2.3 (1.5 to 3.2)

NRS-Worst

Shared

2.1 (1.3 to 2.9)

−0.8 (−1.8 to 0.3)

−0.2 (−1.3 to 0.9)

0.6 (−0.5 to 1.7)

Dual

2.9 (2.1 to 3.6)

Medical

2.3 (1.5 to 3.1)

LBP Bothersomeness

Shared

0.8 (0.4 to 1.1)

−0.2 (−0.6 to 0.3)

0.2 (−0.3 to 0.6)

0.3 (−0.1 to 0.8)

 

Dual

0.9 (0.6 to 1.2)

 

Medical

0.6 (0.3 to 0.9)

FABQ-Work or Daily Activity

Shared

3.5 (0.7 to 6.3)

0.6 (−3.4 to 4.5)

2.6 (−1.5 to 6.7)

2.1 (−2.0 to 6.1)

Dual

2.9 (0.2 to 5.7)

Medical

0.9 (−2.1 to 3.9)

FABQ-Physical Activity

Shared

1.6 (−0.3 to 3.5)

−0.7 (−3.4 to 1.9)

0.6 (−2.2 to 3.4)

1.4 (−1.4 to 4.2)

Dual

2.3 (0.4 to 4.2)

Medical

0.9 (−1.1 to 3.0)

Timed Up & Go

Shared

0.9 (0.0 to 1.9)

0.4 (−1.0 to 1.7)

1.3 (−0.1 to 2.7)

0.9 (−0.5 to 2.3)

Dual

0.5 (−0.4 to 1.5)

Medical

−0.4 (−1.4 to 0.7)

  1. aValues estimated from a mixed-effects model using all observed data and an unstructured covariance
  2. NRS 0 to 10 numerical rating scale, LBP Low back pain, FABQ Fear Avoidance Beliefs Questionnaire