Classification and Morphological Parameters of the Calcaneal Talar Facet: Which Type Is More Likely to Cause Osteoarthritis in Chinese Population?

Table 1

Comparison of the osteophyte and the cortical thickness of calcaneus in different types of calcaneus (±s).

	No.	Percentage of calcaneus	Percentage of osteophyte	Average cortical thickness of calcaneus (mm)
Type I	255	50.5%	54.9%	4.67±1.64
Type II	113	22.4%	58.4%	4.98±1.88
Type III	76	15.0%	47.4%	4.31±1.53
Type IV	52	10.3%	59.6%	5.19±1.23
Type V	9	1.8%	22.2%	4.68±1.54

p<0.05 vs Type I, p<0.05 vs Type II, p<0.05 vs Type III.