Table 1 Frequency of specific US-diagnosed shoulder disorders including comparisons for the ‘age’ and ‘duration of pain’ subgroups
Total | Age | Duration of pain in weeks | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
n = 240 | <65 (n = 216) | ≥65 (n = 24) | <12 weeks (n = 33) | ≥12 weeks (n = 46) | ||||||||||
n | % | n | % | 95% CI | n | % | 95% CI | n | % | 95% CI | n | % | 95% CI | |
Calcific tendonitis | 69 | 28.8 | 65 | 30.1 | 23.9-36.7 | 4 | 16.6 | 0.6-32.7 | 5 | 15.2 | 2.2-28.1 | 12 | 26.1 | 12.9-39.3 |
SASD bursitis | 29 | 12.1 | 26 | 12 | 7.7-16.4 | 3 | 12.5 | −1.8-26.8 | 4 | 12.1 | 0.4-23.9 | 6 | 13 | 2.9-23.1 |
Tendinopathy | 27 | 11.3 | 22 | 10.2 | 6.1-14.3 | 5 | 20.8 | 3.3-38.4 | 3 | 9.1 | −1.3-19.4 | 3 | 6.5 | 0.9-13.9 |
Partial-thickness tear | 27 | 11.3 | 23 | 10.7 | 6.5-14.8 | 4 | 16.6 | 0.6-32.7 | 5 | 15.2 | 2.2-28.1 | 6 | 13 | 2.9-23.2 |
Full-thickness tear | 20 | 8.3 | 13 | 6 | 2.8-9.2* | 7 | 29.2 | 9.6-48.8* | 2 | 6.1 | −2.5-14.7 | 2 | 4.3 | −1.8-10.5 |
AC-osteoarthritis | 1 | 0.4 | 1 | 0.5 | −0.5-1.0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
Other | 18 | 7.5 | 14 | 6.5 | 3.2-9.8 | 4 | 16.6 | 0.6-32.7 | 2 | 6.1 | −2.5-14.7 | 2 | 4.3 | −1.8-10.5 |
No disorder | 97 | 40.4 | 92 | 42.6 | 40.0-49.2* | 5 | 20.8 | 3.3-38.6* | 16 | 48.5 | 30.5-66.5 | 22 | 47.8 | 32.8-62.8 |