Quantitative Evaluation of Articular Involvement of Posterior Malleolus Associated with Operative Indication: A Comparative Study of Six Methods Based on Radiography and CT

Table 1

Demographic data of the patients (n = 106).

Characteristic	Value
Age, y (range)	47.3 (21 to 75)
Male, n (%)	59 (55.7)
Left, n (%)	45 (42.5)
AO/OTA classification, n (%)
44-B	75 (70.8)
44-C	31 (29.2)
Lauge-Hansen classification, n (%)
Supination-external rotation
Type 3	31 (29.2)
Type 4	43 (40.6)
Pronation-external rotation type 4	27 (25.5)
Pronation-abduction type 3	5 (4.7)