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Table 4 PROM characteristics and scores at baseline and follow-up

From: Determination and comparison of the smallest detectable change (SDC) and the minimal important change (MIC) of four-shoulder patient-reported outcome measures (PROMs)

 

SST

DASH

Quick DASH

OSS

Minimum score

0 (worst)

0 (excellent)

0 (excellent)

12 (excellent)

Maximum score

12 (excellent)

100 (worst)

100 (worst)

60 (worst)

T1, mean (SD)

8.5 (2.8)

24.4 (16.0)

25.5 (17.4)

24.4 (7.5)

T2, mean (SD)

8.7 (2.7)

22.5 (14.9)

23.9 (16.1)

23.4 (7.2)

T3, mean (SD)

9.8 (2.5)

16.9 (13.9)

17.1 (14.7)

20.8 (6.5)

Change score T1-T2, mean (SD)

0.01 (1.4)

-0.7 (8.3)

-0.17 (8.7)

-0.6 (3.1)

Change score T1-T3, mean (SD)

1.3 (2.7)

-6.9 (13.8)

-7.9 (15.3)

-3.5 (6.6)

SDC (95%CI)

2.8 (2.8–2.8)

16.3 (14.3–16.7)

17.1 (16.5–17.1)

6.0 (5.6–7.6)

MIC (95%CI)

    

 Functional anchor

2.2 (1.1–3.4)

12.4 (7.3–17.5)

13.4 (8.0–18.1)

6.0 (3.7–8.3)

 Pain anchor

   

4.7 (2.0–7.4)

  1. T1 baseline, T2 2 weeks, T3 6 months, SDC smallest detectable change, MIC minimal important change, CI confidence interval.