Table 2: Clinical characteristics among the four tear size groups.
-
|
Tear size |
p Value |
-
|
Partial (n = 15) |
Small (n = 22) |
Medium (n = 41) |
Large and massive (n = 24) |
VAS |
|
|
|
|
|
|
Initial visit |
6.5 ± 1.7 |
5.2 ± 1.6 |
6.1 ± 2.0 |
5.8 ± 2.0 |
0.032a
|
0.20b
|
Final visit |
1.2 ± 1.3 |
0.8 ± 1.6 |
1.3 ± 1.4 |
2.4 ± 2.1 |
|
0.011b
|
Constant score |
|
|
|
|
|
|
Initial visit |
50.8 ± 15.4 |
60.0 ± 12.5 |
54.5 ± 15.4 |
46.2 ± 13.7 |
0.33a
|
0.014b
|
Final visit |
77.1 ± 10.9 |
79.2 ± 7.7 |
77.1 ± 9.0 |
66.7 ± 13.4 |
|
<0.001b
|
FE |
|
|
|
|
|
|
Initial visit |
125.0 ± 24.5 |
138.2 ± 19.5 |
131.5 ± 25.7 |
116.6 ± 33.9 |
0.54a
|
0.042b
|
Final visit |
145.9 ± 10.9 |
152.0 ± 12.2 |
147.0 ± 10.9 |
139.4 ± 17.3 |
|
0.013b
|
ER |
|
|
|
|
|
|
Initial visit |
37.0 ± 17.0 |
44.6 ± 17.7 |
42.5 ± 14.4 |
35.5 ± 18.0 |
0.68a
|
0.18b
|
Final visit |
49.6 ± 14.2 |
53.9 ± 14.6 |
50.3 ± 12.8 |
45.6 ± 15.6 |
|
0.27b
|
IR |
|
|
|
|
|
|
Initial visit |
T12 [T8, L2] |
T10 [T8, T12] |
T12 [T8, L2] |
T12 [T10, L1] |
0.65c
|
0.29d
|
Final visit |
T7 [T6, T12] |
T8 [T6, T10] |
T8 [T7, T10] |
T9 [T8, T10] |
|
0.28d
|
Duration (months) |
3.1 [1.8, 7.3] |
4.1 [2.2, 7.0] |
3.0 [2.0, 5.3] |
3.0 [2.5, 5.3] |
0.82d
|
|
Operated shoulders |
1 (7) |
0 |
3 (7) |
3 (13) |
0.42e
|
|
VAS, Constant score, FE, and ER are presented as mean ± standard deviation; IR and treatment duration as median [interquartile range]; operated shoulders as n (%).
Partial, partial tear group; Small, small tear group; Medium, medium tear group; Large and massive, large and massive tear group; VAS, visual analogue scale; FE, forward elevation; ER, external rotation; IR, internal rotation.
aRepeated measures analysis of variance (ANOVA) for group * time interaction; bone-way ANOVA; cgeneralized estimating equations for group * time interaction; dKruskal-Wallis test; ePearson’s chi-square test.