Table 3.

Inter-rater reliability of the muscular chain evaluation for each group of physical therapists according to their experience in Global Postural Re-education

Body regions	Reliability
Posture indices	Kappa (%A)
	Group 1	Group 2	Group 3
	(≤ 2 years)	(2.5 to 9.5 years)	(≥ 10 years)
	(n = 21)	(n = 16)	(n = 15)
Head : Protraction	0.51 (63)	0.40 (60)	0.56 (67)
Lateral bending	0.15 (37)	0.08 (31)	0.04 (29)
Rotation	0.25 (44)	−0.01 (31)	−0.02 (23)
Cervical : > Lordosis	0.32 (49)	−0.12 (25)	0.05 (29)
< Lordosis	0.51 (63)	0.43 (60)	0.80 (85)
Shoulders : Elevated	0.30 (48)	0.10 (33)	0.23 (43)
Protracted	0.29 (47)	0.11 (33)	0.14 (35)
Rounded	0.61 (71)	0.49 (62)	0.83 (88)
Scapulas : Adducted	0.28 (46)	0.26 (45)	0.86 (89)
Abducted	0.31 (49)	0.39 (54)	0.59 (70)
Thoracic : > Kyphosis	0.91 (93)	0.25 (44)	1.00 (100)
< Kyphosis	0.86 (90)	0.57 (68)	0.81 (85)
Lumbar : > Lordosis	0.79 (84)	0.28 (46)	0.63 (73)
< Lordosis	0.15 (36)	−0.05 (19)	0.69 (76)
Pelvis : Anterior tilt	0.39 (55)	0.24 (50)	0.68 (76)
Posterior tilt	0.50 (63)	0.54 (69)	0.79 (85)
Knees : Valgus	0.34 (50)	0.45 (71)	0.47 (60)
Varus	0.35 (50)	0.59 (69)	0.79 (85)
Recurvatum	0.21 (41)	0.23 (36)	0.18 (38)
Flexum	0.26 (27)	0.09 (41)	0.01 (26)
Feet : < Plantar arch	0.30 (48)	0.26 (45)	0.41 (55)
> Plantar arch	0.29 (47)	0.29 (46)	0.66 (74)
Valgus	0.43 (57)	0.26 (45)	0.34 (50)
Varus	0.39 (55)	0.73 (80)	0.76 (82)