Table 1.

Summary statistics of patients and control group.

	Training dataset	Validation dataset	Test dataset	Control Group
Patients(n)	812	120	285	383
Age, years, mean(SD)	62.73(16.13)	58.82(18.08)	60.70(18.78)	67.53(13.775)
Sex
Female	515	79	166	268
Male	297	41	119	115
Fracture involvement
Upper endplate	526	148	317	N/A
Lower endplate	242	53	116	N/A
Posterior wall	426	116	260	N/A
Fracture type
A1	173	54	103	N/A
A2	20	4	11	N/A
A3	262	83	191	N/A
A4	164	33	69	N/A

Data are numbers and mean (standard deviation, SD).