Table 1 Baseline data of the studies included in the meta-analysis
Author | Sampling year | Sampling area | Diagnostic techniques | Positive samples/Total samples | Detection rate (95% CI) | Quality score |
|---|---|---|---|---|---|---|
Xiaojiao Che | 2019 | Gansu | Unclear | 523/10411 | 0.05(0.05,0.05) | 8 |
Xiaojiao Che | 2018 | Gansu | Unclear | 3404/42052 | 0.08(0.08,0.08) | 8 |
Xiaojiao Che | 2017 | Gansu | Unclear | 910/40643 | 0.02(0.02,0.02) | 8 |
Yan Shen | 2021 | Anhui | PCR | 5/472 | 0.01(0.00,0.02) | 11 |
Haining Zhou | 2015 | Ninxia | ELISA | 24/450 | 0.05(0.03,0.07) | 11 |
Xiaogang Li | 2009 | Henan | AGP | 240/1224 | 0.20(0.17,0.22) | 11 |
Jiangtao He | 2000 | Xinjiang | AGP | 2/115 | 0.02(−0.01,0.04) | 10 |
Zhiwei Zhao | 2001 | Henan | AGP | 77/725 | 0.11(0.08,0.13) | 12 |
Xingping Cao | 2000 | Yunnan | AGP | 30/387 | 0.08(0.05,0.10) | 11 |
Lianru Yang | 1998 | Neimenggu | AGP | 626/1612 | 0.39(0.36,0.41) | 11 |
Yingmei Han | 1998 | Gansu | AGP | 30/290 | 0.10(0.07,0.14) | 10 |
Xueqian Ji | 1992 | Gansu | AGP | 1/592 | 0.00(−0.00,0.00) | 11 |
Delin Zhang | 1990–1992 | Gansu | AGP | 446/4988 | 0.09(0.08,0.10) | 11 |
Chunrui Gao | 1990 | Neimenggu | AGP | 0/26 | 0.04(−0.04,0.11) | 9 |
Chunyong Wang | 1990 | Gansu | AGP | 20/732 | 0.03(0.02,0.04) | 11 |
Jincun Zhang | 1989–1990 | Gansu | AGP | 10/363 | 0.03(0.01,0.04) | 11 |
Biqiong Hu | 1987 | Ninxia | AGP | 22/305 | 0.07(0.04,0.10) | 11 |
Chundi Li | 1986 | Yunnan | RIHA | 16/131 | 0.12(0.07,0.18) | 11 |
Bohua Yang | 1986 | Jiangsu | SPA | 221/845 | 0.26(0.23,0.29) | 9 |
Yifang Zhong | 1984–1988 | Xinjiang | AGP | 122/917 | 0.13(0.11,0.16) | 12 |
Shunqi Tang | 1989 | Jiangsu | AGP | 53/895 | 0.06(0.04,0.07) | 10 |
Zaijin Duan | 1995 | Jiangxi | AGP | 118/412 | 0.29(0.24,0.33) | 12 |