Fig. 1
From: Long-term assessment of risk factors for canine tumors registered in Xi’an, China

Correlation of sex, age and breed with overall tumor occurrences in pet dogs. a Proportion of different types of tumors in pet dogs. b Dynamic changes of tumor incidence in pet dogs from 2009 to 2018. The dotted line represents the linear regression. c Incidence of different types of tumors in male and female dogs. d Distribution of tumor incidence in pet dogs at different age groups. e Proportion of different breeds of dog with tumors