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Table 3 Information and data extracted from 55 publications in China

From: The trend of lead poisoning rate in Chinese population aged 0–18 years old: a meta-analysis

Survey time Sites Testing methoda Sample size Districs (Sample size) Age range
2010 Guangdong province 1 1517   0–14 years
2003 Foshan 2 5175   3–6 years
2003 Henan province 2 527 urban (251) 3–5 years
industrial (276)
2003 Foshan 2 588 urban (346) newborn
suburban (242)
2006 Nanjing 1 404 urban (404) 9–12 years
2008 Ya’an 1 703   0–12 years
2001 Henan province 1 585   0–6 years
2005 Tai’an 1 1200   7–12 years
2004 Xuzhou 1 1070   0–6 years
1997 Guangxi province 1 1508 urban (1508) newborn
1993 Shanghai 1 348 urban (348) newborn
1997 Zhejiang province 1 1320 Urban (1024) 0–6 years
suburban (296)
1997 Beijing 1 270 urban (270) 0–18 months
2006 Hohhot 1 585   7–12 years
2005 Urumqi 1 987 urban (987) 6–10 years
2004 linyi 1 1228 urban (1228) 2–6 years
2004 Guangzhou 1 1215 urban (1215) 0–6 years
2008 Nanjing 1 1258 urban (1258) 3–6 years
2004–2006 China 1 44,045 urban (44,045) 0–6 years
2005 China 1 17,141 urban (17,141) 0–6 years
2010 Guangzhou 1 2464 urban (2464) 0–6 years
2005 Lishui 1 2369 urban (2369) 3–6 years
2006 Anshan 1 408 urban (408) 3–6 years
2002 Foshan 2 152   newborn
2002 Guangzhou 2 653 urban (653) 0–6 years
2003 Wuhu 2 300 urban (193) 3–5 years
suburban (47)
industrial (56)
2002 Guangzhou 2 1905 urban (1518) 3–14 years
rural (387)
2002 Anshan 1 913 urban (150) 0–6 years
suburban (150)
industrial (300)
mining (150)
2001 Beijing 1 2262   0–6 years
2004 Jinchang 1 256   2–7 years
2002 Lanzhou 1 262   0–3 years
1998 Lanzhou 1 103 urban (103) newborn
2000 Urumqi 1 138   newborn
2001 Taiyuan 1 395   4–6 years
1998 Lanzhou 1 160   3–6 years
1997 Wuxi 1 1249   0–5 years
2010 Nanjing 1 1113 urban (1113) 7–12 years
2010 Hunan province 1 2044 Urban (2044) 2–6 years
2011 Kunming 1 100   newborn
2004 Zhejiang province 1 240   3–6 years
2008 Shanghai 1 1652   newborn
2007 Guangzhou and Shenzhen 2 761 urban (430) 2–12 years
suburban (257)
rural (74)
2011 Guangzhou 2 1570   6–14 years
2000 Guiyang 1 366   9–11 years
2004 Jintan 1 1344 urban (933) 3–5 years
suburban (187)
rural (150)
1999 Ningbo 1 1018 urban (1018) 2–6 years
1997–1999 Shanghai 1 5933   1–6 years
2008 Chengdu 1 4436   0–7 years
2004–2008 China 1 69,968 urban (69,968) 0–6 years
2002 China 2 6502 urban (6502) 3–5 years
1997 Wuxi 1 1117 urban (589) 1–5 years
suburban (528)
2004–2008 Beijing 1 5018 urban (5018) 0–6 years
1993 Shanghai 1 132 urban (132) newborn
1993 Beijing 1 141 urban (141) newborn
2000 Nanchang 1 883 urban (883) 2–8 years
  1. a1-AAS;2-ICPMS