Table I.

Classification of fracture severity based on diagnosis

Category	Codes
Elbow trauma diagnosis—mild	Fracture of unspecified part of lower end of humerus closed Fracture of lateral condyle of humerus closed Fracture of medial condyle of humerus closed Other closed fractures of lower end of humerus Closed fracture of upper end of forearm unspecified Fracture of olecranon process of ulna closed Fracture of coronoid process of ulna closed Other and unspecified closed fractures of proximal end of ulna Fracture of head of radius closed Fracture of neck of radius closed Other and unspecified closed fractures of proximal end of radius
Elbow trauma diagnosis—moderate	Pathological dislocation of upper arm joint—dislocation or displacement of joint, not recurrent and not current injury; spontaneous dislocation (joint); elbow joint; humerus Recurrent dislocation of upper arm joint elbow joint; humerus Supracondylar fracture of humerus closed Fracture of unspecified condyle(s) of humerus closed Fracture of unspecified part of lower end of humerus open Monteggia fracture closed Fracture of radius with ulna upper end (any part) closed Open fracture of upper end of forearm unspecified Fracture of olecranon process of ulna open Other and unspecified open fractures of proximal end of ulna Fracture of head of radius open Fracture of neck of radius open Other and unspecified open fractures of proximal end of radius Closed dislocation of elbow unspecified site Closed anterior dislocation of elbow Closed posterior dislocation of elbow Closed medial dislocation of elbow Closed lateral dislocation of elbow Closed dislocation of other site of elbow
Elbow trauma diagnosis—severe	Supracondylar fracture of humerus open Fracture of lateral condyle of humerus open Fracture of medial condyle of humerus open Fracture of medial condyle of humerus open Other fracture of lower end of humerus open Fracture of coronoid process of ulna open Monteggia fracture open Fracture of radius with ulna upper end (any part) open Open anterior dislocation of elbow Open posterior dislocation of elbow Open medial dislocation of elbow Open lateral dislocation of elbow Open dislocation of other site of elbow