The interrelationship of lameness, saddle slip and back shape in the general sports horse population.
Authors: Greve L, Dyson S J
Journal: Equine veterinary journal
Summary
# Editorial Summary: Saddle Slip as a Lameness Indicator Greve and Dyson's 2014 cross-sectional study of 506 sports horses challenges the conventional wisdom that saddle slip results primarily from poor fit or rider position, revealing instead a strong association with underlying gait dysfunction. Using systematic assessment of thoracolumbar shape, ridden and in-hand lameness evaluation, and saddle slip observation, the researchers found that whilst saddle slip occurred in only 12.3% of the population overall, it was present in 45.5% of horses with concurrent hindlimb and forelimb lameness—compared to just 5.5% of sound horses—making it over 52 times more likely when gait abnormalities were present. Beyond lameness, saddle slip was significantly associated with crooked riders (37.3% of the sample), well-fitted saddles with even contact, and increased back shape ratios at T18, suggesting that the horse's biomechanical response to pain or asymmetry may be the primary driver rather than equipment or rider factors alone. The finding that 45.7% of the general sports horse population displayed lameness or gait abnormalities—many unrecognised by their handlers—underscores the practical importance of viewing saddle slip not as a cosmetic problem but as a potential diagnostic flag for hindlimb dysfunction. For farriers, vets and physiotherapists, this work supports a systematic lameness evaluation whenever saddle slip is reported, particularly where hindlimb involvement is suspected.
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Practical Takeaways
- •Saddle slip should be investigated as a potential indicator of hindlimb or concurrent forelimb lameness rather than assuming only saddle fit or rider issues are responsible
- •When addressing saddle slip, clinically assess the horse's gait (particularly in canter) and hindlimb function alongside evaluating saddle fit and rider alignment
- •Many lame horses in the general sports population go unrecognized; saddle slip may be an important clinical sign prompting lameness investigation
Key Findings
- •Saddle slip occurred in 12.3% of 506 sports horses; 45.5% of horses with concurrent hindlimb and forelimb lameness showed consistent saddle slip compared to 5.5% of nonlame horses
- •Hindlimb lameness and gait abnormalities had the strongest association with saddle slip (OR=52.62, 95% CI 17.3-159.7)
- •Crooked rider position was significantly associated with saddle slip (OR=6.32, 95% CI 2.9-13.7) independent of horse factors
- •30.6% of horses with saddle slip had no detectable hindlimb lameness, but 14 of 19 had gait abnormalities, particularly in canter