Table 1.

Comparison of baseline data between the two groups (n, %)

Factors	Group A (n = 78)	Group B (n = 66)	χ2 Value	P Value
Age
≥ 45 years	35	35	0.953	0.329
< 45 years	43	31
Gender
Male	51	38	0.923	0.337
Female	27	28
BMI
≥ 25 kg/m2	15	15	0.265	0.607
< 25 kg/m2	63	51
Fracture site
Left	35	34	0.632	0.427
Right	43	32
Injury mechanism
Low-energy injury	48	45	0.69	0.406
High-energy injury	30	21
Fracture type
Supination-external rotation type	58	52	0.388	0.533
Pronation-external rotation type	20	14
Household income
< 50,000	48	38	2.258	0.323
50,000-100,000	24	26
> 100,000	6	2
Residence
Urban	61	50	0.121	0.728
Rural	17	16
Settlement method
Insurance	66	60	1.295	0.255
Self-Pay	12	6
History of hypertension
Yes	15	10	0.415	0.52
No	63	56
History of diabetes
Yes	9	5	0.64	0.424
No	69	61
Distal tibiofibular injury
Yes	12	12	0.201	0.654
No	66	54

Note: BMI, body mass index.