Table 6. Severity score of urolithiasis in urolithic hyperoxaluric rats.

Group	Urolithiasis grade		Tubulo-interstitial fibrosis
	Median	Range	Median
Control	0	0	0
Urolithiasis	3	2–4	0
CS supplement	0*	0–3	0
HA supplement	3	1–4	0
CS & HA supplement	1*	0–4	0

*p < 0.05 compared with Urolithiasis group