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Table 1 Difficulty and equivalence of item translation of the Spanish Patient-Rated Wrist Evaluation (PRWE) as rated by four translators

From: The Spanish version of the Patient-Rated Wrist Evaluation outcome measure: cross-cultural adaptation process, reliability, measurement error and construct validity

Spanish PRWE Difficulty of translationa Equivalence of translationb
Mean (range) Mean (range)
Pain
 Item 1 7.5 (5–10) 94.0 (90–96)
 Item 2 3.8 (0–5) 98.4 (95–100)
 Item 3 5.0 (0–10) 100 (100–100)
 Item 4 2.5 (0–5) 91.4 (90–95)
 Item 5 0.0 (0.0) 97.0 (95–100)
Function - Specific activities
 Item 6 6.3 (5–10) 100 (100–100)
 Item 7 13.8 (5–30) 86.3 (85–90)
 Item 8 5.0 (0–20) 96.3 (95–100)
 Item 9 11.3 (5–20) 88.8 (80–95)
 Item 10 2.2 (0–5) 97.5 (95–100)
 Item 11 0 (0–0) 100 (100–100)
Function - Usual activities
 Item 12 0 (0–0) 95.0 (90–100)
 Item 13 0 (0–0) 96.3 (95–100)
 Item 14 3.8 (0–5) 97.5 (90–100)
 Item 15 1.3 (0–5) 98.9 (95–100)
  1. aScale range 0 (no difficulty) to 100 (severe difficulty)
  2. bScale range 0 (no equivalence) to 100 (complete equivalence)