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Table 2 Inter-rater reliability and agreement between PTs and experts of the muscular chain evaluation

From: Inter-rater reliability of the evaluation of muscular chains associated with posture alterations in scoliosis

Body regions Reliability   Agreement Muscular Chain
Posture indices PTs Experts* PTs vs experts  
  Kappa (%A) Kappa (%A) ICC (95% CI)  
Head : Protraction 0.49 (62) 1.00 (100) 0.55 (−0.27 – 0.95) Ant
 Lateral bending 0.04 (28) 1.00 (100) 0.62 (−0.08 – 0.95) **
 Rotation 0.05 (29) 1.00 (100) 0.82 (0.50 – 0.98) **
Cervical : > Lordosis 0.11 (33) 1.00 (100) 0.86 (0.60 – 0.98) Ant and Post
 < Lordosis 0.55 (67) 1.00 (100)   Ant
Shoulders : Elevated 0.25 (44) 1.00 (100) 0.83 (0.50 – 0.98) No answer
 Protracted 0.17 (38) 0.50 (75) 0.88 (0.66 – 0.99) Ant and Post
 Rounded 0.65 (74) 1.00 (100) 0.50 (−0.42 – 0.94) Ant
Scapulas : Adducted 0.43 (57) 1.00 (100) 0.96 (0.88 – 1.00) No answer
 Abducted 0.42 (56) 1.00 (100) 0.84 (0.53 – 0.98) Ant
Thoracic : > Kyphosis 0.73 (80) 1.00 (100) 0.96 (0.87 – 1.00) Ant
 < Kyphosis 0.76 (82) 1.00 (100)   Post
Lumbar : > Lordosis 0.57 (67) 0.55 (80) 0.89 (0.67 – 0.99) Ant and Post
 < Lordosis 0.22 (41) 1.00 (100) 0.93 (0.79 – 0.99) Post
Pelvis : Anterior tilt 0.40 (55) 1.00 (100) 0.82 (0.48 – 0.98) Ant
 Posterior tilt 0.60 (70) 1.00 (100)   Post
Knees : Valgus 0.36 (53) 1.00 (100) 0.92 (0.78 – 0.99) Ant
 Varus 0.54 (65) 1.00 (100) 0.92 (0.78 – 0.99) Post
 Recurvatum 0.26 (45) 1.00 (100) 0.98 (0.93 – 1.00) Ant and Post
 Flexum 0.08 (32) 0.40 (67) 0.99 (0.97 – 1.00) **
Feet : < Plantar arch 0.34 (51) 1.00 (100) 0.94 (0.83 – 0.99) Ant
 > Plantar arch 0.46 (59) 1.00 (100) 0.99 (0.98 – 1.00) Post
 Valgus 0.36 (52) 1.00 (100) 0.91 (0.76 – 0.99) Ant
 Varus 0.60 (69) 1.00 (100) 0.97 (0.92 – 1.00) Post
  1. Legend: PTs = physical therapists, %A = percentage of agreement, Ant = anterior, Post = posterior, Ant and Post = anterior and posterior; 95% CI = 95% confidence interval. * = Results for the experts before the consensus. ** = Specific for each participant.