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Table 3 Descriptive representation of the elbow performance according to the MEPS-G and the comparatives instruments (n = 57)

From: Reliability, validity and critical appraisal of the cross-cultural adapted German version of the Mayo Elbow Performance Score (MEPS-G)

Characteristics

Patients (n = 57)

MEPS-G (R2) (n = 57)

Total score (0–100 points)

66.3 ± 19.5 (CI 95%: 61.1; 71.5)

Minimum: 30/Maximum: 100

 → corresponds to classification “fair” elbow performance

Pain (up to 45 points):

None: 10.5%

Mild: 35.1%

Moderate: 29.8%

Severe: 24.6%

Motion (up to 20 points):

Arc > 100°: 64.9%

Arc 50–100°: 28.1%

Arc < 50°: 7%

Stability (up to 10 points)

Stable: 68.4%

Moderate instability: 21.1%

Gross instability: 10.5%

Function (yes/ no)

Comb hair: 82.5%/17.5%

Feed: 80.7%/ 19.3%

Hygiene: 84.2%/ 15.8%

Shirt: 86%/14%

Shoe: 89.5%/10.5%

 

Sum score function (0–25)

Median = 25; \(I_{25}\) = 20; \(I_{75}\) = 25

VAS-Elbow performance (patient)

Specification in mm (0–100)

45.7 ± 22.2 (CI 95%: 39; 52.5)

Minimum: 0 / Maximum: 83

 → low to moderate elbow performance

VAS-Elbow performance (R2)

Specification in mm (0–100)

54.5 ± 26.3 (CI 95%: 46.9; 62.2)

Minimum: 10/Maximum: 100

 → moderate elbow performance

MEPS-G Function Scale (patient)

Total score (5–25)

Median = 10; \(I_{25}\) = 6.25; \(I_{75}\) = 15

 → moderate to good elbow performance

  1. MEPS-G German Version of Mayo Elbow Performance Index; R2 Rater 2; VAS visual analogue scale