Gender-Specific Response in Pain and Function to Biologic Treatment of Knee Osteoarthritis: A Gender-Bias-Mitigated, Observational, Intention-to-Treat Study at Two Years

Table 2

Patients’ characteristics before and after gender bias mitigation by randomized undersampling.

Gender	Sample size before/after gender bias mitigation		Mean age on procedure (SD)		Median OA grade		Mean BMI (SD)		Median ASA
	Before	After	Before	After	Before	After	Before	After	Before	After
Female	192	192	66 (12)	66 (12)	3	3	28 (5)	28 (5)	2	2
Male	226	194	65 (12)	65 (12)	3	3	27 (4)	27 (4)	2	2

Source: authors’ data and reproducible statistical analysis with Open Access statistical software R (version 4.0.0 or higher).