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Reliability, Validity and Responsiveness of the Slovenian Version of the Patient Evaluation Measure (PEM-Slo) in Patients with Wrist and Hand Disorders

Vida BOJNEC
Vida BOJNEC
, 
Dragan LONZARIĆ
Dragan LONZARIĆ
 and 
Živa KLARER REBEC
Živa KLARER REBEC
   | Oct 04, 2023
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Article Category: Original scientific article
Published Online: Oct 04, 2023
Page range: 198 - 206
Received: Jun 06, 2023
Accepted: Sep 22, 2023
DOI: https://doi.org/10.2478/sjph-2023-0028
Keywords
© 2023 Vida BOJNEC et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Figure 1.

Receiver operating characteristics (ROC) curve for PEM with an 80.8% specificity and 76.2% sensitivity, area under curve (AUC) 0.869 (95%CI 0.769-0.969), cut-off value representing minimal clinically important difference (MCID) of 17.31.
Receiver operating characteristics (ROC) curve for PEM with an 80.8% specificity and 76.2% sensitivity, area under curve (AUC) 0.869 (95%CI 0.769-0.969), cut-off value representing minimal clinically important difference (MCID) of 17.31.

Correlations of different outcome measures with PEM at baseline (T1, n=51).

PEM (r) p value
Grip strength 0.415 0.003
DASH 0.757 <0.001
EQ-5D-5L 0.600 <0.001
EQ-5D-5L-Mobility 0.185 0.193
EQ-5D-5L-Self-care 0.547 <0.001
EQ-5D-5L-Usual activities 0.505 <0.001
EQ-5D-5L-Pain 0.575 <0.001
EQ-5D-5L-Anxiety/Depression 0.417 0.002

Total scores of outcome measures at baseline (T1), second assessment (T2), and follow-up (T3) for all patients (n=51), observed change (T3)-(T1), standardised response mean (SRM) and effect size (ES).

Outcome measure Baseline (T1) mean (SD) (range) Two to four days after T1 (T2) mean (SD) (range) Follow-up (T3) mean (SD) (range) Observed change (T3) - (T1) * mean (SD) (range) ES SRM
PEM 44.1 (18.7) 37 (17.9) 22 (16.6) - 21 (14.8) 1.25 1.42
(3.9-82.1) (3.9-69.2) (0-73.1) (-3.8- -68)
DASH 41.6 (23.5) / 23.4 (18.9) -18.8 (17.4) 0.85 1.08
(5-91) (0-71.6) (-55.2- -21.6)
EQ-5D-5L 0.7 (0.15) / 0.799 (0.15) 0.097 (0.125) 0.66 0.78
(0.195-1) (0.522-1) (-0.193-0.506)
Grip strength (% of the unaffected hand) 40.6 (26.4) / 61.2 (26.2) 19.7 (19.9) 0.81 0.99
(7-99) (9-108) (-10-70)

Test-retest reliability of PEM-Part Two, PEM-Part Three, and PEM total expressed with intraclass correlation coefficient (ICC) with 95% confidence interval (95%CI).

PEM item/question (Q) ICC (95%CI)
Part Two
Q1 0.599 (0.228-0.774)
Q2 0.791 (0.630-0.882)
Q3 0.824 (0.687-0.901)
Q4 0.789 (0.626-0.881)
Q5 0.798 (0.642-0.886)
Q6 0.684 (0.440-0.882)
Q7 0.848 (0.730-0.914)
Q8 0.871 (0.770-0.927)
Q9 0.714 (0.493-0.839)
Q10 0.825 (0.690-0.901)
Part Three
Q1 0.702 (0.471-0.832)
Q2 0.801 (0.647-0.888)
Q3 0.740 (0.539-0.853)
PEM total (Part Two and Part Three) 0.874 (0.777-0.929)

Demographic and clinical data of patients (n=51), mean number of rehabilitation sessions, and timespan between assessments.

Patients Rehabilitation sessions Timespan between assessments Number Number Days
Sample size (n) 51
Mean age (years(range)) 53.3 (18-78)
Men (n(%)) 25 (49)
Distal forearm fracture (n(%)) 25 (48.1)
Carpal bones fracture (n(%)) 2 (3.8)
Wrist soft tissue injury (n(%)) 3 (5.8)
Metacarpal fracture (n(%)) 3 (5.8)
Finger fracture (n(%)) 7 (13.5)
Interphalangeal joint luxation (n(%)) 5 (9.6)
Tendon injury (n(%)) 2 (3.8)
Hand soft tissue injury (n(%)) 4 (7.7)
Dominant side affected (n(%)) 29 (56.9)
Treated surgically (n(%)) 16 (31.4)
Number of rehabilitation sessions (mean(range)) 10.2 (3-23)
Timespan from T1 to T2 (days) (mean(range)) 2.3 (2-4)
Timespan from T1 to T3 (days) (mean(range)) 22.2 (10-80)
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Language:
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Medicine, Clinical Medicine, Hygiene and Environmental Medicine
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