Figure 2

Temporal patterns of annual number of trauma cases (a) and annual rate of vehicle-traumatic AKI-RRT (b) stratified by age groups (annual rate of vehicle-traumatic AKI-RRT = annual number of vehicle-traumatic AKI-RRT/ annual number of trauma cases). (b) p for trend, age ≦ 44: 0.073, 45 < age < 65: 0.183, age ≧ 65: 0.004).