Risk factors for dog bite injury: dog factors
| Source | Study design | Dog gender | Dog breed | Over-representation of breed | Interaction before attack | Unprovoked attack | Previous history of biting |
|---|---|---|---|---|---|---|---|
| ED = emergency department. | |||||||
| Ashby, 199610 (Australia) | ED surveillance, n=1916 | German shepherd, bull terrier, heeler, Rottweiler | Playing: 17% Petting: 10% Feeding: 5% | ||||
| Flores et al, 199712 (Canada) | ED surveillance, telephone follow up, n=385 | 73% male | German shepherd, cocker spaniel, Rottweiler, golden retriever | Ordinary interaction: 38% Teasing: 33% No interaction: 29% | 29% | 72%, no previous history of biting | |
| Gerschman et al, 199419 (US) | Case-control study, non-household members, n=178 pairs | Male OR 6.2 (2.5 to 15.1) | German shepherd OR 16.4 (3.8 to 71.4) | ||||
| Chow-chow OR 4.0 (1.2 to 13.7) | |||||||
| Shewell and Nancarrow, 199138 (UK) | Case series in plastic surgery practice, n=146 | 85% male (of 96 cases) | Staffordshire bull terrier, Jack Russell | Playing: 12% Petting: 13% Waking: 15% | 42% | ||
| Greenhalgh, et al, 199140 (Australia) | ED case series, children, n=159 | German shepherd | Uncommon | ||||
| Avner and Baker, 198939 (US) | Case series of child hospital attendances, n=168 | German shepherd 20.8%, pit bull 19.6% | 46% provoked | Significantly more pit bull terrier attacks unprovoked | |||
| Patrick and O'Rourke, 199828 (US) | Random sample of animal control surveillance data, n=300 | 50% provoked in children <5 years, significantly more likely to provoke than older children | |||||
| Thompson, 199726 (Australia) | ED surveillance, n=356, population survey, n=3093 | German shepherd, pit bull terrier, blue/red heeler, Doberman, Rottweiler | All 4–5 times higher frequency than other breeds | ||||
| South Australian Health Commission 199033 (Australia) | ED surveillance children 0–12 years, registry of Adelaide dogs | % Attacks v % dog population Bull terrier 5.4, German shepherd 4.2, Doberman 4.0, Rottweiler 2.6, blue heeler 2.4, collie 1.2 | |||||