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Table 1 Clinical data and prevalence of degenerative joint disease of hip joint and vacuum phenomenon in dogs

From:  Evaluation of vacuum phenomenon in dogs with coxofemoral degenerative joint disease using computed tomography

  Total hip Median age(range) Body Weight (mean ±SD) DJD score(hip) Vacuum phenomenon (hip) Odds ratio (CI) P-value
Grade 0 Grade 1 Grade 2 Normal Grade1 Grade2
All(n=282) 564 7(0.5 –17) 15.04 ±12.49 389 52 123 0 0 31 11.89 (1.61-87.87) 0.015*
Small breeds(n=142) 284 6(0.5 -17) 5.14 ±2.89 229 20 35 0 0 6 1.5 (0.18 -12.65) 0.697
Medium breeds(n=55) 110 10(0.5 -16) 13.69 ±4.17 75 11 24 0 0 2 0.95 (0.09-9.54) 0.963
Large breeds(n=85) 170 8(0.5 -16) 30.89 ±8.21 85 21 64 0 0 23 17.58 (2.32-133.42) 0.005*
  1. P probability, CI confidence interval, * = significant (P <0.05), NS not significant (P > 0.05)
  2. Grade 0 = normal, Grade 1 = mild, Grade 2 = moderate to severe