Patient-Centered Outcomes of Microfragmented Adipose Tissue Treatments of Knee Osteoarthritis: An Observational, Intention-to-Treat Study at Twelve Months

Table 2

Patients’ characteristics.

Characteristics	Number of patients ()	Percentage of patients (%)
Sex
Male	60	54.5
Female	50	45.5
Age (years)
Under 50	6	5.5
50-59	26	23.6
60-69	30	27.3
70-79	34	30.9
Over 80	14	12.7
Kellgren-Lawrence grade
I	1	0.9
II	12	10.9
III	20	18.2
IV	68	61.8
Missing data	9	8.2
Aetiology of OA
Idiopathic	106	96.4
Posttraumatic	4	3.6