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. 2022 Apr 13;17(4):e0265662. doi: 10.1371/journal.pone.0265662

Table 18. The 10 most common disorders or affected bodily systems among 2,054 dogs fed three main diets, and overall, based on reported assessments of veterinarians.

Rank Conventional meat Raw meat Vegan Overall
1 Gastrointestinal (e.g., diarrhoea, vomiting) (11%) Ears (8%) Skin/coat (6%) Gastrointestinal (e.g., diarrhoea, vomiting) (9%)
2 Other musculoskeletal (muscle or bone) disease (8%) Skin/coat (8%) Mobility (6%) Skin/coat (7%)
3 Mobility (8%) Other musculoskeletal (muscle or bone) disease (7%) Gastrointestinal (e.g., diarrhoea, vomiting) (5%) Other musculoskeletal (muscle or bone) disease (7%)
4 Skin/coat (7%) Gastrointestinal (e.g., diarrhoea, vomiting) (6%) Other musculoskeletal (muscle or bone) disease (4%) Ears (7%)
5 Ears (7%) Mobility (5%) Dental/oral (teeth/mouth) (4%) Mobility (7%)
6 Dental/oral (teeth/mouth) (6%) Dental/oral (teeth/mouth) (4%) Ears (3%) Dental/oral (teeth/mouth) (5%)
7 Anal glands (6%) Anal glands (4%) Anal glands (3%) Anal glands (5%)
8 Body weight (5%) Cancer/tumours (3%) Heart (3%) Body weight (4%)
9 Behavioural (4%) Other medical (3%) Internal parasites (3%) Eyes (3%)
10 Eyes (3%) Eyes (3%) Cancer/tumours (3%) Cancer/tumours (2%)

Note: Percentages provide the prevalence of each disorder within each dietary group, and overall (all diets combined).