Optimizing Reliability of Digital Inclinometer and Flexicurve Ruler Measures of Spine Curvatures in Postmenopausal Women with Osteoporosis of the Spine: An Illustration of the Use of Generalizability Theory
Table 3
Mean (SD) spine curvature values over 3 trials acquired by 2 raters in 9 women with spine osteoporosis.
Patient
Cervicothoracic anglea
Thoracolumbar anglea
Lumbosacral anglea
Kyphotic indexb
Lordotic indexb
Rater 1
Rater 2
Rater 1
Rater 2
Rater 1
Rater 2
Rater 1
Rater 2
Rater 1
Rater 2
1
51.0 (2.6)
41.7 (0.6)
77.3 (1.5)
66.7 (4.0)
34.0 (2.6)
28.3 (4.9)
16.5 (0.5)
16.8 (1.6)
13.9 (0.2)
11.4 (3.3)
2
48.7 (12.7)
16.8 (1.0)
36.0 (11.3)
27.0 (2.0)
44.3 (4.0)
39.7 (2.1)
6.6 (0.6)
47.0 (1.7)
19.6 (1.0)
7.4 (0.7)
3
41.0 (0.0)
22.7 (0.6)
47.7 (1.2)
47.3 (0.6)
20.7 (1.5)
38.7 (1.2)
12.3 (1.1)
12.9 (0.4)
9.4 (1.2)
10.2 (0.5)
4
18.7 (2.1)
16.3 (1.2)
28.7 (3.2)
25.7 (2.1)
30.0 (0.0)
31.7 (1.2)
5.7 (0.7)
5.9 (1.1)
11.7 (0.4)
12.3 (1.2)
5
42.0 (3.5)
42.3 (1.5)
51.0 (5.0)
65.7 (1.5)
22.0 (3.6)
36.0 (2.0)
15.6 (1.7)
18.4 (1.6)
17.1 (2.3)
17.0 (1.4)
6
42.7 (3.8)
55.7 (1.5)
55.7 (3.5)
77.0 (2.6)
31.0 (2.0)
33.7 (1.5)
18.6 (0.5)
20.4 (1.1)
16.3 (0.7)
14.4 (0.7)
7
28.7 (1.5)
34.7 (2.1)
39.0 (1.0)
44.7 (2.1)
16.0 (1.7)
14.0 (1.0)
8.8 (1.4)
7.6 (0.8)
8.0 (2.3)
9.9 (1.4)
8
28.3 (0.6)
40.0 (1.0)
45.3 (0.6)
57.0 (1.7)
33.0 (1.0)
29.0 (2.0)
13.4 (0.8)
15.0 (0.6)
13.5 (1.0)
16.3 (0.7)
9
39.0 (3.6)
47.0 (2.0)
54.0 (3.6)
59.3 (3.1)
38.0 (2.6)
38.0 (1.0)
16.2 (0.6)
19.3 (1.6)
15.8 (0.9)
16.5 (1.2)
ameasured using digital inclinometer, degrees
bmeasured using flexicurve ruler.