Document Classification

Section Type: RESULTS

Text: As to ZP, ZPC, and ZC groups, the value of a * increased (-1. 35 + / - 0. 07, -0. 64 + / - 0. 06, -0. 36 + / - 0. 05, respectively) (p < 0. 05) ; b * decreased (27. 01 + / - 0. 07, 25. 48 + / - 0. 11, 23. 28 + / - 0. 25, respectively) (p < 0. 05) ; and C * ab decreased (27. 04 + / - 0. 08, 25. 49 + / - 0. 11, 23. 28 + / - 0. 25, respectively) (p < 0. 05).