Article Figures & Data
Figures
- Figure 1.
The effect of age on enthesitis scores as revealed by ultrasound.
Tables
Entheses Sites Elementary Lesions Age ≤ 50 Yrs, n = 51 Age > 50 Yrs, n = 29 Total, n = 80, n (%) Quadriceps tendon Hypoechogenicity (H) 0 19 19 (23.7) Thickening (T) 4 10 14 (17.5) H and T 0 8 8 (10.0) Power Doppler 0 0 0 Enthesophyte 12 20 32 (40.0) Calcification 0 3 3 (3.75) Erosion 0 1 1 (1.25) Proximal patellar tendon Hypoechogenicity (H) 0 1 1 (1.25) Thickening (T) 34 22 56 (70.0) H and T 0 1 1 (1.25) Power Doppler 0 0 0 Enthesophyte 3 4 7 (8.75) Calcification 1 1 2 (2.50) Erosion 0 0 0 Distal patellar tendon Hypoechogenicity (H) 9 5 14 (17.5) Thickening (T) 24 13 37 (46.2) H and T 5 4 9 (11.25) Power Doppler 1 1 2 (2.50) Enthesophyte 8 9 17 (21.5) Calcification 7 2 9 (11.2) Erosion 0 3 3 (3.75) Achilles tendon Hypoechogenicity (H) 1 11 12 (15.0) Thickening (T) 0 6 6 (7.50) H and T 0 3 3 (3.75) Power Doppler 0 4 4 (5.0) Enthesophyte 36 27 63 (78.7) Calcification 2 2 4 (5.0) Erosion 0 0 0 Plantar fascia Hypoechogenicity (H) 0 2 2 (2.50) Thickening (T) 6 12 18 (22.5) H and T 0 1 1 (1.25) Power Doppler 0 0 0 Enthesophyte 0 6 6 (7.50) Calcification 0 0 0 Erosion 1 1 2 (2.50) Triceps tendon Hypoechogenicity (H) 3 5 8 (10.0) Thickening (T) 0 2 2 (2.50) H and T 0 0 0 Power Doppler 1 2 3 (3.75) Enthesophyte 10 12 22 (27.5) Calcification 1 2 3 (3.75) Erosion 0 0 0 Inflammation Score Damage Score Total Score B (95% CI) p B (95% CI) p B (95% CI) p Variables Intercept −13.2 (−19.3 to −7.1) < 0.001 −12.0 (−17.7 to −6.4) < 0.001 −25.3 (−35.3 to −15.2) < 0.001 Age 0.17 (0.10–0.23) < 0.001 0.18 (0.13–0.24) < 0.001 0.35 (0.25–0.46) < 0.001 Sex (men vs women) 2.73 (0.78–4.68) 0.007 2.3 (0.49–4.1) 0.014 5.05 (1.82–8.28) 0.003 Smoking (ever vs never) −0.046 (−2.0 to 1.97) 0.963 −0.10 (−1.9 to 1.7) 0.916 −0.14 (−3.46 to 3.16) 0.930 BMI 0.35 (0.13–0.57) 0.002 0.26 (0.05–0.46) 0.014 0.61 (0.24–0.97) 0.001 Physical activity (high vs low and moderate) 1.89 (−0.022 to 3.80) 0.053 2.5 (0.73–4.3) 0.006 4.41 (1.25–7.58) 0.007 Observations: 76 Observations: 76 Observations: 76 R2/adjusted R2: 0.500/0.465 R2/adjusted R2: 0.547/0.515 R2/adjusted R2: 0.599/0.571 Significant differences are in bold face. BMI: body mass index.
