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Table 2 Reliability obtained in our study and published by other authors

From: Inter-rater reliability of clinical mobility measures in ankylosing spondylitis

Measurement ICC Inter (95 % CI) Davis [15] Haywood [8] Maksym.[11] Viitanen [3]
Chest expansion a (cm) 0.659 (>0.412) 0.85 - 0.98 0.85
Modified Schöber a,b (cm) 0.756 (>0.561) 0.96 0.90 0.97 0.96
Occiput-wall a (cm) 0.967 (>0.934) 0.92 0.98   0.89
Tragus-wall b (cm) 0.962 (>0.924) 0.99 - 0.96 0.90
Finger to floor distance (cm) 0.948 (>0.893) 0.98 0.96   
Lumbar side flexion a, b (cm) 0.817 (>0.651) 0.98 0.95 0.95 0.98
Intermalleolar distance b (cm) 0.944 (>0.857) 0.99 - 0.98  
BASMI10 0.956 (>0.913) - -   
BASMI2 a 0.894 (>0.796) 0.96 - 0.95  
  1. aIncluded in ASAS core set. bIncluded in BASMI