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Table 3 Results of the linear multilevel analysis of SDQ

From: Effect of an education and activation programme on functional limitations and patient-perceived recovery in acute and sub-acute shoulder complaints – a randomised clinical trial

Variable

Estimate (SE)

p-value

Fixed parameter

  

Treatment group

3.44(4.98)

0.4916

Time dummy 1 (6 weeks)1

-8.18(3.24)

0.01162

Time dummy 2 (26 weeks)3

-17.26(4.03)

0.00002

Catastrophising at baseline

6.84(5.10)

0.0000

SDQ score at baseline

0.53(0.11)

0.0000

Random effects

  

   Variance at patient level

  

   □ Time dummy1

819.03(133.67)

0.00002

   □ Time dummy 2

1227.20(205.03)

0.00002

  1. 1 This variable has the code 1 for 6 weeks and 0 otherwise
  2. 2 Based on the Wald statistic
  3. 3 This variable has the code 1 for 26 weeks and 0 otherwise