Table 1.

Clinical characteristics of the study population

Patient ID	Age (years)	Gender	AVN feature: side	Ficat class	Comorbidities
#1	23	Male	Left	3	No
#2	44	Female	Left	2	Lupus erythematosus
#3	59	Male	Right	2	Hypertension, hypothyroidism
#4	43	Male	Right	2	Insulin resistance
#5	37	Male	Left	2	No

Abbreviation: AVN, avascular necrosis.