Table 1.
Characteristics of the eligible studies with IHA and the Kato-Katz method
| Author, year | Period of study | Location | Endemic level | Type of endemic area | Fecal slides per stool | Study group | No. of seropositive with IHA | No. total examined with IHA | No. of fecal positive | No. total examined with Kato-Katz | Prevalence ratio |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Wu,1992 [51] | 1990–1991 | Gaojia village in Duchang County, Jiangxi | high (prevalence rate: 64.4% before treatment; 54.5% after treatment) | MLa | 2 | before treatment | 110 | 125 | 33 | 125 | 3.33 |
| after treatment | 102 | 125 | 3 | 125 | 34.00 | ||||||
| Guan,1999 [33] | 1997 | Zhongjiang village in Baimasi Town, Hubei | high (20–30%) | PWb | 2 | 442 | 707 | 193 | 774 | 2.51 | |
| Li,2002 [34] | Sanlian and Lianhe villages in Dangtu County, Anhui | low (2.23%) | ML | 3 | 49 | 616 | 15 | 616 | 3.27 | ||
| Xiao,2005 [36] | 2003 | Dongliang (village A) in Wuhu City, Puxi (village B) in Lanling County, Anhui | low (village A: <2%) high (village B: 15%) |
PW | 3 | Dongliang | 43 | 501 | 2 | 501 | 21.50 |
| Puxi | 240 | 625 | 66 | 625 | 3.64 | ||||||
| Jin,2005 [35] | 2003 | Chengde, Guanghui,Tiehu, Xianjin,Nanjiang and Xuguang villages in Tongling County, Anhui | high (Chengde and Guanghui: >10%) middle (Tiehu and Xianjin: 5–10%) low (Nanjiang and Xuguang: 1–5%) |
ML | 3 | Chengde | 134 | 309 | 62 | 309 | 2.16 |
| Guanghui | 156 | 308 | 54 | 308 | 2.90 | ||||||
| Tiehu | 88 | 307 | 27 | 307 | 3.26 | ||||||
| Xianjin | 79 | 294 | 61 | 294 | 1.30 | ||||||
| Nanjiang | 34 | 308 | 60 | 308 | 0.56 | ||||||
| Xuguang | 25 | 305 | 41 | 305 | 0.61 | ||||||
| Bao,2006 [37] | 2005 | Xitan, Tangnan, Hongtang, Pudong villages in Nanling County, Anhui | high (Xitan, Tangnan: TypeIvillage) middle (Hongtang, Pudong: Type IIvillage) |
PW | 2 | TypeIvillage | 158 | 693 | 54 | 693 | 2.93 |
| TypeIIvillage | 117 | 620 | 13 | 620 | 9.00 | ||||||
| Xu,2007 [52] | 2005 | Lianhu village in Poyang County,Chaipeng village in Duchang County,Fuyu village in Yugan County, Jiangxi | high (Lianhu: 12.0%) middle (Chaipeng: 6.2%; Fuyu: 8.0%) |
ML | 3 | Lianhu,IHA-A | 706 | 873 | 83 | 961 | 9.36 |
| Chaipeng,IHA-A | 147 | 243 | 25 | 401 | 9.70 | ||||||
| Fuyu,IHA-A | 181 | 443 | 32 | 502 | 6.41 | ||||||
| Lianhu,IHA-B | 390 | 873 | 83 | 961 | 5.17 | ||||||
| Chaipeng,IHA-B | 90 | 243 | 25 | 401 | 5.94 | ||||||
| Fuyu,IHA-B | 145 | 443 | 32 | 502 | 5.13 | ||||||
| Yu,2007 [38] | Zhonjiang village in Hubei; Zhuxi village in Jiangxi | PW (Zhonjiang) ML (Zhuxi) |
2 | Zhonjiang | 364 | 571 | 188 | 770 | 2.61 | ||
| Zhuxi | 206 | 289 | 166 | 356 | 1.53 | ||||||
| Zhou,2007 [53] | Village A in Jiangxi; Village B in Anhui |
high (Village A: >10%) low (Village B: <5%) |
3 | Village A | 528 | 1024 | 130 | 1024 | 4.06 | ||
| Village B | 288 | 787 | 36 | 787 | 8.00 | ||||||
| Zhou,2008 [40] | 2001–2006 | An administrative village in Jiangxi | 3 | 2001 | 100 | 345 | 28 | 900 | 9.32 | ||
| 2002 | 165 | 600 | 34 | 600 | 4.82 | ||||||
| 2003 | 174 | 600 | 41 | 600 | 4.26 | ||||||
| 2004 | 187 | 600 | 52 | 600 | 3.59 | ||||||
| 2005 | 332 | 785 | 97 | 677 | 2.95 | ||||||
| 2006 | 169 | 603 | 52 | 632 | 3.41 | ||||||
| He,2008 [54] | 2004 | Fengyi village in Zongyang County; Linye village in Anqing City, Anhui | middle | ML | 3 | Fengyi | 151 | 807 | 25 | 807 | 6.04 |
| Linye | 25 | 216 | 2 | 216 | 12.50 | ||||||
| Lin,2008 [12] | Xinhua village in Xingzi County, Jiangxi | middle (TypeIvillage) | ML | 6 | 106 | 633 | 43 | 633 | 2.47 | ||
| Zhong,2009 [41] | 2008 | Yanhu village in Xinjian County, Jiangxi | middle (5–10%) | ML | 3 | 112 | 420 | 26 | 420 | 4.31 | |
| Hu,2010 [42] | 2001 | Changjiang village in Yueyang City, Hunan | low (3–5%) | ML | 3 | 124 | 511 | 20 | 511 | 6.20 | |
| Lin,2010 [43] | 2009 | Villages in Huangzhou, Songzi and Xiaonan District, Hubei | low (Huangzhou: <1%; Songzi: 1–5%) middle (Xiaonan: 5–10%) |
ML | 3 | Huangzhou | 5 | 592 | 3 | 592 | 1.67 |
| Songzi | 166 | 1296 | 9 | 1296 | 18.44 | ||||||
| Xiaonan | 25 | 101 | 2 | 101 | 12.50 | ||||||
| Lin,2010 [55] | Caohui village in Xinjian County, Jingtou village in Duchang County, Xinhua village in Xingzi County, Jiangxi | ML | 3 | Caohui,M4 | 475 | 883 | 55 | 883 | 8.64 | ||
| Caohui,M5 | 503 | 883 | 55 | 883 | 9.15 | ||||||
| Jingtou,M4 | 465 | 927 | 73 | 927 | 6.37 | ||||||
| Jingtou,M5 | 476 | 927 | 73 | 927 | 6.52 | ||||||
| Xinhua,M4 | 350 | 922 | 40 | 922 | 8.75 | ||||||
| Xinhua,M5 | 358 | 922 | 40 | 922 | 8.95 | ||||||
| Liu,2014 [44] | 2011 | Yongle and Xinzhuang villages in Eryuan County, Yunnan | low (<1%) | HMc | 3 | Yongle | 293 | 1956 | 6 | 1956 | 50.00 |
| Xinzhuang | 58 | 778 | 11 | 778 | 5.36 |
aMarshlands and lakes region
bPlains with water networks
cHilly and mountainous region