Table 1. The distribution of the severity of intra-articular fractures of distal radius based on AO classification⁸.

AO type C classification of distal radius		No of patients
C1	Simple intra-articular fracture with simple metaphyseal involvement	15
C2	Simple intra-articular fracture with multifragmentary metaphyseal configuration	44
C3	Multifragmentary intra-articular fracture	42

Source: Müller et al⁸