Figure and Table | Comparison of Intra-articular Knee Injection of Corticosteroid between Hemodialysis and Non-hemodialysis Patients

Table 1. Gender, Age, and BMI Data of Dialysis and Non-Dialysis Patients (Two-Tailed Student’s t-test).

	Hemodialysis patients (23 knees)	Non-hemodialysis patients (24 knees)	P values
Male/female	7/13	10/10	0.52
Age	71.4 (±SD 10.0)	70.5 (±SD 13.7)	0.78
BMI	21.3 (±SD 2.8)	24.9 (±SD 2.6)	<0.001

Table 2. Knee Extension Data for Dialysis and Non-Dialysis Patients (Two-Tailed Student’s t-test).

	Extension (Pre-injection)	Extension (Post-injection 3M)	P values	Extension (Post-injection 6M)	P values
Hemodialysis patients	−9.4°(±SD 6.6°)	−8.7°(±SD 6.8°)	0.73	−8.8°(±SD 6.8°)	0.76
Non-hemodialysis patients	−7.3°(±SD 5.5°)	−6.5°(±SD 5.5°)	0.66	−6.5°(±SD 5.4°)	0.66

Table 3. Knee Flexion Data for Dialysis and Non-Dialysis Patients (Two-Tailed Student’s t-test).

	Flexion (Pre-injection)	Flexion (Post-injection 3M)	P values	Flexion (Post-injection 6M)	P values
Hemodialysis patients	110.1°(±SD 11.4°)	110.7°(±SD 11.4°)	0.85	112.2°(±SD 11.4°)	0.54
Non-hemodialysis patients	112.2°(±SD 9.6°)	114.0°(±SD 9.2°)	0.50	115.0°(±SD 9.2°)	0.32

Table 4. VAS Improvement Rate in Dialysis and Non-Dialysis Patients (Two-Tailed Student’s t-test).

	VAS improvement rate (3M)	P values	VAS improvement rate (6M)	P values
Hemodialysis patients	54.8% (±SD 20.0%)	<0.001	51.7% (±SD 17.7%)	<0.001
Non-hemodialysis patients	53.3% (±SD 19.0%)	<0.001	46.3% (±SD 19.7%)	<0.001

Table 5. WOMAC Score Data in Dialysis and Non-Dialysis Patients (Two-Tailed Student’s t-test).

	WOMAC score (Pre-injection)	WOMAC score (Post-injection 3M)	P values	WOMAC score (Post-injection 6M)	P values
Hemodialysis patients	59.3 (±SD 18.0)	48.3 (±SD 19.9)	0.054	47.5 (±SD 20.2)	0.042
Non-hemodialysis patients	55.5 (±SD 18.0)	40.8 (±SD 17.6)	0.006	38.4 (±SD 17.0)	0.001