The Sutherland scores of the two groups after treatment were significantly lower than those before treatment, and the mesalazine group was significantly lower than that of the SASP group (P<0.01);
After treatment, Sutherland score in both groups was significantly lower than that before treatment, and that in mesalazine group was significantly lower than that in SASP group (P < 0.01);
Sutherland scores of both groups after treatment were significantly lower than those before treatment, and mesalazine group was significantly lower than SASP group (P < 0.01).