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Table 3 Association between ultrasound-detected pathologies and clinical and functional measures

From: Musculoskeletal ultrasound in symptomatic thumb-base osteoarthritis: clinical, functional, radiological and muscle strength associations

  Synovitisa Power Dopplera Osteophyteb Erosionb
VAS pain
 Adjusted β 0.60 11.29 0.24 −12.91
  (95% CI) (−3.91–5.12) (2.47–20.12) (− 6.12–6.61) (− 33.88–8.07)
 P (2-tailed) 0.79 0.02 0.94 0.22
Pinch strength
 Adjusted β 0.120 −0.01 −0.16 0.85
  (95% CI) (−0.22–0.46) (− 0.63–0.66) (−0.64–0.33) (− 0.76–2.46)
 P (2-tailed) 0.48 0.97 0.53 0.30
Grip Strength
 Adjusted β 0.82 −0.71 1.27 1.84
  (95% CI) (−1.17–2.81) (−4.56–3.13) (− 1.50–4.04) (−7.28–10.97)
 P (2-tailed) 0.42 0.71 0.36 0.69
FIHOA
 Adjusted β −.35 0.40 0.21 −2.84
  (95% CI) (−1.47–0.78) (−1.93–2.72) (−1.52–1.94) (−8.53–2.86)
 P (2-tailed) 0.54 0.74 0.81 0.32
  1. Β β coefficient, FIHOA Functional index for hand osteoarthritis, VAS Visual analogue scale;
  2. 95% CI = 95% confidence interval
  3. aAdjusted for age, sex, and body mass index, disease duration and KL grade
  4. bAdjusted for age, sex, body mass index, and disease duration