4.
两组肠道菌群失调情况比较 [n（%）]
| 组别 | n | Ⅰ度 | Ⅱ度 | Ⅲ度 | 失调率 |
| 对照组 | 44 | 7(16) | 4(9) | 2(5) | 13(30) |
| 研究组 | 44 | 4(9) | 1(2) | 0(0) | 5(11) |
| Z(χ2)值 | 0.962 | (4.470) | |||
| P值 | 0.336 | 0.035 | |||
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.