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Table 4 Changes in outcome measures between baseline and the 3-month follow-up

From: Arm activity measure (ArmA): psychometric evaluation of the Swedish version

Outcome Measure

n

Baseline

Median (IQR)

3 months

Median (IQR)

Change

Median (IQR)

P

ArmA-S

Section A Total score

55

12.0 (8–17)

5.0 (2–9)

−6.0 (−1.0 – −10.0)

.000

  HFR

17

12.0 (9.5–15.0)

5.0 (2.5–9.0)

−6.0 (−1.5 – −10)

.001

  LFR

29

11 (6.0–14.0)

5.0 (1.0–-7.7)

−4.0 (−1.0 – −9.7)

.000

  NFR

9

17.5 (12.7–18.5)

8.0 (3.75–--11.2)

−9.0 (−6.0 – −12.0)

.005

Section B Total score

55

46.0 (37–49)

42.0 (20–48)

−4.0 (−.0 – −13.0)

.000

  HFR

17

37 (29.5–47.0)

28.0 (14.0–41.5)

−9.0 (−4.0 – −19.0)

.000

  LFR

29

46.5 (39.2–48.7)

42.5 (25.7–47.7)

−4.0 (−0.2 – − 13.2)

.002

  NFR

9

50.0 (39.0–52.0)

50.5 (37.5–52.0)

0.0 (0.0 – −1.2)

.343

GRT

48

14.5 (0.0–57.5)

23.0 (0.0–67.7)

.0 (.0–11.7)

.000

MAS

40

3.0 (2.7–4.0)

0.8 (0.2–1.2)

−2.2 (−1.8 – −3.0)

.000

DASH 1–21

35

8.0 (63–101)

83.0 (68–101)

.0 (−3.0–4.0)

.732

  1. IQR Interquartile range, ArmA-S Arm activity measure Swedish version, HFR High-functioning regimen, LFR Low-functioning regimen, NFR Non-functioning regimen, GRT Grasp and release test, MAS Modified Ashworth scale, DASH Disabilities of the arm, shoulder, and hand